have_v omit_v nothing_o material_a in_o the_o author_n for_o what_o need_n be_v there_o to_o say_v as_o ofteu_o as_o manganese_n be_v boil_v with_o the_o metal_n that_o you_o must_v do_v thus_o and_o thus_o lest_o it_o run_v into_o the_o fire_n &_o c_o or_o to_o repeat_v the_o same_o process_n and_o rule_v in_o â—ach_n new_a colour_n for_o paste_n or_o glass_n of_o lead_n though_o you_o may_v find_v some_o needless_a repetition_n too_o in_o this_o translation_n not_o omit_v i_o confess_v these_o reiteration_n cause_v a_o nausea_n in_o myself_o and_o believe_v they_o will_v in_o thou_o and_o therefore_o i_o pass_v they_o over_o then_o observe_v that_o there_o be_v many_o word_n peculiar_a to_o this_o art_n i_o be_v compel_v to_o have_v recourse_n to_o the_o workman_n and_o for_o sueh_a thing_n and_o material_n not_o use_v nor_o know_v here_o to_o take_v they_o upon_o trust_n from_o such_o workman_n as_o have_v wrought_v at_o muran_n and_o other_o part_n of_o italy_n as_o for_o other_o thing_n i_o have_v careful_o surveid_v they_o myself_o now_o for_o the_o observation_n i_o have_v be_v more_o large_a especial_o in_o a_o business_n wherein_o so_o little_o have_v be_v say_v and_o therefore_o have_v deliver_v whatsoever_o be_v material_a that_o i_o have_v meet_v with_o in_o any_o good_a author_n concern_v whatsoever_o neri_n treat_v of_o that_o thou_o may_v have_v together_o all_o that_o be_v substantial_o write_v upon_o this_o unusual_a subject_n and_o have_v supply_v some_o thing_n defective_a in_o our_o author_n or_o very_o fit_a to_o be_v know_v to_o curious_a person_n last_o i_o doubt_v not_o but_o our_o workman_n in_o this_o art_n will_v be_v much_o advantage_v by_o this_o publication_n who_o have_v within_o these_o twenty_o year_n last_o pass_v much_o improve_v themselves_o to_o their_o own_o great_a reputation_n and_o the_o credit_n of_o our_o nation_n insomuch_o that_o few_o foreiner_n of_o that_o profession_n be_v now_o leave_v among_o we_o and_o this_o i_o the_o rather_o say_v because_o a_o eminent_a workman_n now_o a_o master_n tell_v i_o the_o most_o of_o the_o skill_n he_o have_v be_v gain_v by_o this_o true_a and_o excellent_a book_n they_o be_v his_o own_o word_n and_o therefore_o i_o doubt_v not_o but_o it_o will_v give_v some_o light_n and_o advantage_n to_o our_o countryman_n of_o that_o profession_n which_o be_v my_o principal_a aim_n and_o last_o for_o the_o exotic_a word_n you_o will_v meet_v with_o in_o read_v this_o book_n they_o be_v now_o current_a with_o we_o or_o else_o expound_v in_o my_o observation_n fruere_fw-la &_o vtere_fw-la c._n m._n to_o avoid_v our_o author_n repetition_n observe_v 1_o all_o the_o fire_n must_v be_v make_v with_o dry_a and_o hard_a wood._n 2._o when_o the_o glass_n be_v colour_v before_o you_o work_v it_o mix_v the_o colour_n well_o which_o otherwise_o sink_v to_o the_o bottom_n of_o the_o pot_n with_o the_o metal_n that_o the_o glass_n may_v be_v colour_v throughout_o this_o must_v be_v observe_v all_o the_o time_n you_o work_v the_o glass_n into_o any_o vessel_n 3._o the_o sign_n that_o brass_n or_o copper_n be_v well_o calcine_v be_v that_o they_o be_v put_v into_o the_o metal_n make_v it_o swell_v and_o sudden_o rise_v if_o they_o be_v calcine_v too_o much_o or_o too_o little_a those_o sign_n be_v want_v and_o glass_n make_v thereof_o will_v be_v black_a and_o foul_a 4._o manganese_n consume_v the_o natural_a greenness_n of_o glass_n 5._o copper_n brass_n lead_v iron_n and_o all_o composition_n of_o they_o as_o also_o manganese_n must_v be_v put_v into_o the_o metal_n but_o a_o little_a at_o a_o time_n and_o at_o convenient_a distance_n and_o the_o pot_n must_v be_v large_a and_o not_o fill_v too_o full_a because_o they_o all_o swell_v and_o rise_v much_o and_o so_o be_v apt_a to_o run_v over_o into_o the_o fire_n to_o your_o loss_n to_o extract_v the_o salt_n of_o polverine_n rochetta_n and_o barillia_fw-la wherewith_o crystal_n fritt_v call_v bollito_n be_v make_v the_o foundation_n of_o the_o art_n of_o glass-work_n with_o a_o new_a and_o secret_a way_n chap._n i._n polverine_n or_o rochetta_n which_o come_v from_o the_o levant_n and_o syria_n be_v the_o ash_n of_o a_o certain_a herb_n grow_v there_o in_o abundance_n there_o be_v no_o doubt_n but_o that_o it_o make_v a_o far_o white_a salt_n than_o barillia_fw-la of_o spain_n and_o therefore_o when_o you_o will_v make_v a_o crystal_n very_o perfect_a and_o beautiful_a make_v it_o of_o salt_n extract_v from_o polverine_n or_o rochetta_n of_o the_o levant_n for_o though_o barillia_fw-la yield_v more_o salt_n yet_o crystal_n make_v therewith_o always_o incline_v to_o a_o blewness_n and_o have_v not_o that_o whiteness_n and_o fairness_n as_o that_o make_v of_o polverine_n have_v the_o way_n often_o by_o i_o practise_v to_o extract_v the_o salt_n perfect_o from_o both_o of_o they_o be_v this_o which_o follow_v powder_n these_o ash_n and_o sift_v they_o with_o a_o fine_a sieve_n that_o the_o small_a piece_n go_v not_o thorough_a but_o only_o the_o ash_n the_o fine_a the_o sieve_n the_o more_o salt_n be_v extract_v in_o buy_v of_o either_o of_o these_o ash_n observe_v that_o they_o abound_v in_o salt_n this_o be_v know_v by_o touch_v they_o with_o the_o tongue_n and_o taste_v what_o salt_n they_o contain_v but_o the_o safe_a way_n of_o all_o be_v to_o make_v a_o essay_n of_o they_o in_o a_o melting-pot_n and_o to_o see_v whether_o they_o bear_v much_o sand_n or_o tarso_n a_o thing_n common_a in_o this_o art_n and_o which_o the_o conciator_n very_o well_o know_v set_a up_o brass_a copper_n with_o their_o furnace_n like_o those_o of_o the_o dyer_n great_a or_o lesser_a according_a as_o you_o have_v occasion_n to_o make_v a_o great_a or_o lesser_a quantity_n of_o salt_n fill_v these_o copper_n with_o fair_a and_o clear_a water_n and_o make_v a_o fire_n with_o dry_a wood_n and_o when_o the_o water_n boil_v well_o put_v in_o the_o sift_v polverine_n in_o just_a quantity_n and_o proportion_n to_o the_o water_n continue_v the_o fire_n and_o boil_a till_o a_o three_o part_n of_o the_o water_n be_v consume_v always_o mix_v they_o at_o the_o bottom_n with_o a_o scummer_v that_o the_o polverine_n may_v be_v incorporate_v with_o the_o water_n and_o all_o its_o salt_n extract_v then_o fill_v the_o copper_n with_o new_a water_n and_o boil_v it_o till_o half_n be_v consume_v and_o then_o you_o have_v a_o lee_n impregnate_v with_o salt_n but_o that_o you_o may_v have_v salt_n in_o great_a quantity_n and_o white_a put_v into_o the_o copper_n when_o they_o boil_v before_o the_o polverine_n be_v put_v in_o about_o 12_o pound_n to_o a_o copper_n of_o tartar_n of_o red_a wine_n calcine_v only_o to_o a_o black_a colour_n dissolve_v it_o well_o in_o the_o boil_a water_n mingle_v it_o with_o a_o scummer_v then_o put_v in_o the_o polverine_n this_o way_n of_o tartar_n be_v a_o secret_a and_o make_v more_o and_o white_a salt_n and_o a_o more_o beautiful_a crystal_n when_o two_o three_o of_o the_o water_n be_v evaporate_v and_o the_o lee_n well_o impregnate_v with_o salt_n slacken_v the_o fire_n under_o the_o copper_n and_o have_v in_o order_n many_o earthen_a pan_n at_o first_o fill_v with_o common_a water_n for_o six_o day_n that_o they_o may_v imbibe_n less_o lee_n and_o salt_n and_o then_o with_o great_a brass_n ladle_n take_v the_o lee_n out_o of_o the_o copper_n and_o put_v it_o into_o the_o say_a pan_n take_v out_o also_o the_o ash_n from_o the_o copper_n and_o put_v they_o all_o into_o the_o same_o pan_n and_o when_o they_o be_v full_a let_v they_o stand_v so_o ten_o day_n for_o in_o that_o time_n the_o ash_n will_v be_v all_o at_o the_o bottom_n and_o the_o lee_n remain_v very_o clear_a then_o with_o brass_n ladle_n take_v gentle_o that_o the_o bottom_n be_v not_o raise_v and_o trouble_v the_o clear_a lee_n and_o put_v it_o into_o other_o empty_a pan_n and_o so_o let_v the_o lee_n stand_v two_o day_n which_o by_o the_o settle_n of_o more_o terrestriety_n at_o the_o bottom_n become_v very_o clear_a and_o limpid_a let_v this_o be_v thrice_o repeat_v and_o you_o shall_v have_v the_o lee_n most_o limpid_a and_o discharge_v of_o all_o terrestriety_n wherewith_o a_o very_a fine_a and_o perfect_a salt_n be_v make_v let_v the_o copper_n be_v fill_v again_o and_o boil_v with_o the_o same_o quantity_n of_o tartar_n and_o then_o the_o polverine_n as_o before_o continue_v this_o work_n till_o you_o have_v material_n enough_o to_o strain_v the_o say_a lees_n and_o extract_v the_o salt_n first_o wash_v the_o copper_n well_o with_o clear_a water_n then_o fill_v they_o with_o the_o say_v refine_v and_o clarify_a lees_n and_o make_v they_o boil_v soft_o as_o before_o and_o observe_v that_o you_o fill_v the_o copper_n with_o the_o say_a lee_n
till_o you_o see_v it_o thicken_v and_o shoot_v its_o salt_n which_o be_v wont_a to_o be_v about_o the_o begin_n of_o 24_o hour_n for_o then_o in_o the_o superficies_n of_o the_o copper_n you_o will_v begin_v to_o see_v white_a salt_n appear_v like_o a_o spider_n web_n or_o white_a thread_n then_o hold_v a_o scummer_v full_a of_o hole_n at_o the_o bottom_n of_o the_o copper_n and_o the_o salt_n will_v fall_v upon_o it_o and_o now_o and_o then_o take_v it_o out_o suffer_v the_o lees_n to_o run_v out_o well_o off_o it_o into_o the_o copper_n than_o put_v the_o salt_n into_o tub_n or_o earthen_a pan_n that_o the_o lee_n may_v be_v better_o drain_v the_o liquor_n that_o drain_v must_v be_v save_v and_o put_v into_o the_o copper_n then_o dry_a the_o salt_n continue_v this_o work_n till_o all_o the_o salt_n be_v get_v out_o of_o the_o copper_n but_o you_o must_v observe_v when_o the_o salt_n begin_v to_o shoot_v to_o make_v a_o gentle_a and_o easy_a fire_n for_o a_o great_a fire_n make_v the_o salt_n stick_v to_o the_o copper_n and_o then_o the_o salt_n become_v strong_a always_o break_v the_o copper_n which_o thing_n have_v sometime_o happen_v to_o i_o wherefore_o observe_v this_o chief_o use_v great_a patience_n and_o diligence_n the_o salt_n in_o the_o pan_n or_o tub_n be_v well_o drain_v must_v be_v take_v and_o put_v into_o wooden_a tub_n or_o fat_n the_o better_a to_o dry_v out_o all_o the_o moisture_n which_o happen_v in_o more_o or_o few_o day_n according_a to_o the_o season_n in_o which_o it_o be_v make_v the_o secret_a then_o of_o make_v much_o and_o good_a salt_n consist_v in_o the_o tartar_n as_o be_v before_o demonstrate_v from_o every_o three_o hundred_o pound_n of_o ash_n i_o usual_o get_v from_o 80_o to_o 90_o pound_n of_o salt_n when_o the_o salt_n be_v well_o dry_a beat_v it_o gross_o and_o put_v it_o into_o the_o calcar_fw-la to_o dry_a with_o a_o most_o gentle_a heat_n and_o with_o a_o iron_n rake_v it_o must_v be_v break_v and_o mix_v as_o the_o fritt_n be_v when_o it_o be_v well_o dry_a from_o all_o its_o moisture_n observe_v always_o that_o the_o calcar_fw-la be_v not_o very_o hot_a but_o temperate_a take_v it_o out_o of_o the_o calcar_fw-la and_o pound_n it_o well_o and_o sift_v it_o so_o that_o the_o great_a piece_n which_o pass_v through_o exceed_v not_o the_o bigness_n of_o a_o grain_n of_o wheat_n this_o salt_n thus_o pound_v sift_v and_o dry_v must_v be_v keep_v by_o itself_o in_o a_o place_n free_a from_o dust_n for_o to_o make_v fritt_v of_o crystal_n the_o way_n to_o make_v this_o fritt_n be_v this_o which_o follow_v the_o way_n to_o make_v fritt_v for_o crystal_n otherwise_o call_v bollito_n chap._n ii_o when_o you_o will_v make_v fair_a and_o full_o perfect_a crystal_n see_v you_o have_v the_o white_a tarso_n which_o have_v not_o black_a vein_n nor_o yellowish_a like_o rust_n in_o it_o at_o moran_n they_o use_v the_o pebble_n from_o tesino_n a_o stone_n abound_v in_o that_o river_n tarso_n then_o be_v a_o kind_n of_o hard_a and_o most_o white_a marble_n find_v in_o tuscany_n at_o the_o foot_n of_o the_o verucola_n of_o pisa_n at_o seraveza_n and_o at_o the_o massa_n of_o carara_n and_o in_o the_o river_n arnus_n above_o and_o below_o florence_n and_o it_o be_v also_o well_o know_v in_o other_o place_n note_v that_o those_o stone_n which_o strike_v fire_n with_o a_o steel_n be_v fit_a to_o vitrifie_v and_o to_o make_v glass_n and_o crystal_n and_o those_o which_o strike_v not_o fire_n with_o a_o steel_n will_v never_o vitrifie_v which_o serve_v for_o advice_n to_o know_v the_o stone_n that_o may_v be_v transmute_v from_o those_o that_o will_v not_o be_v transmute_v into_o glass_n take_v then_o of_o the_o best_a tarso_n pound_v small_a and_o serce_v as_o fine_a as_o flower_n 200_o pound_n of_o salt_n of_o polverine_n pound_v and_o fift_v also_o about_o 130_o pound_n mix_v they_o well_o together_o then_o put_v they_o into_o the_o calcar_fw-la which_o at_o first_o must_v be_v well_o heat_v for_o if_o they_o be_v put_v into_o the_o calcar_fw-la when_o it_o be_v cold_a fritt_n will_v never_o be_v make_v of_o they_o at_o first_o for_o a_o hour_n make_v a_o temperate_a fire_n and_o always_o mix_v the_o fritt_n with_o the_o rake_n that_o it_o may_v be_v well_o incorporate_v and_o calcine_v than_o the_o fire_n must_v be_v increase_v always_o mix_v well_o the_o fritt_n with_o the_o rake_n for_o this_o be_v a_o thing_n of_o great_a importance_n and_o you_o must_v always_o do_v thus_o for_o 5_o hour_n still_o continue_v a_o strong_a fire_n the_o calcar_fw-la be_v a_o kind_n of_o calcine_v furnace_n the_o rake_n be_v a_o very_a long_a instrument_n of_o iron_n wherewith_o the_o fritt_n be_v continual_o stir_v both_o these_o be_v very_o well_o know_v and_o use_v in_o all_o glass_n furnace_n at_o the_o end_n of_o 5_o hour_n take_v the_o fritt_n out_o of_o the_o calcar_fw-la which_o in_o that_o time_n have_v have_v sufficient_a fire_n and_o be_v well_o stir_v be_v make_v and_o perfect_v then_o put_v this_o fritt_n in_o a_o dry_a place_n on_o a_o floor_n and_o cover_v it_o well_o with_o a_o cloth_n that_o no_o dust_n nor_o filth_n may_v fall_v upon_o it_o for_o herein_o must_v be_v use_v great_a diligence_n if_o you_o will_v have_v good_a crystal_n the_o fritt_n thus_o make_v become_v as_o white_a as_o snow_n from_o heaven_n when_o the_o tarso_n be_v lean_a you_o must_v add_v somewhat_o more_o than_o ten_o pound_n of_o the_o salt_n to_o the_o quantity_n aforesaid_a wherefore_o let_v the_o experience_a conciator_n always_o make_v trial_n of_o the_o first_o fritt_n by_o put_v it_o into_o a_o chrysible_a which_o be_v put_v into_o the_o furnace_n if_o it_o grow_v clear_a and_o sudden_o they_o know_v whether_o the_o fritt_n be_v well_o prepare_v and_o whether_o it_o be_v soft_a or_o hard_o and_o whether_o the_o quantity_n of_o salt_n be_v to_o be_v increase_v or_o diminish_v this_o crystal_n fritt_n must_v be_v keep_v in_o a_o dry_a place_n where_o no_o moisture_n be_v for_o from_o moist_a place_n the_o fritt_n suffer_v much_o the_o salt_n will_v grow_v moist_a and_o run_v to_o water_n and_o the_o tarso_n will_v remain_v alone_o which_o of_o itself_o will_v never_o vitrifie_v neither_o be_v this_o fritt_n to_o be_v wet_v as_o other_o be_v and_o when_o it_o be_v make_v let_v it_o stand_v 3_o or_o 4_o month_n and_o it_o will_v be_v much_o better_a to_o put_v into_o the_o pot_n and_o soon_o wax_v clear_v this_o be_v the_o way_n to_o make_v crystal_n fritt_n with_o the_o dose_n and_o circumstance_n which_o i_o have_v oft_o time_n use_v another_o way_n to_o extract_v the_o salt_n of_o polverine_n which_o make_v a_o crystal_n as_o fair_a and_o clear_a as_o natural_a crystal_n this_o be_v my_o invention_n chap._n iii_o take_v polverine_n of_o the_o levant_n well_o serce_v and_o put_v it_o into_o great_a glass_n body_n lute_v at_o the_o bottom_n with_o ash_n or_o sand_n into_o the_o furnace_n fill_v they_o at_o first_o with_o common_a water_n give_v they_o a_o temperate_a fire_n for_o some_o hour_n in_o the_o furnace_n and_o let_v they_o stand_v till_o half_a the_o water_n be_v evaporate_v the_o furnace_n be_v cold_a gentle_o decant_v off_o the_o water_n into_o earthen_a pan_n glaze_v put_v new_a water_n upon_o the_o remainder_n of_o the_o polverine_n and_o let_v it_o boil_v as_o before_o this_o be_v to_o be_v repeat_v till_o the_o water_n have_v extract_v all_o the_o salt_n which_o be_v know_v when_o the_o water_n appear_v to_o the_o taste_v not_o at_o all_o saltish_a and_o to_o the_o eye_n when_o it_o be_v void_a of_o colour_n take_v of_o these_o lees_n what_o quantity_n you_o will_v let_v they_o be_v filter_v and_o stand_v in_o glaze_v pan_n four_o or_o six_o day_n to_o settle_v which_o by_o this_o mean_n will_v leave_v a_o great_a part_n of_o their_o terrestriety_n than_o put_v they_o to_o filter_n anew_o thus_o will_v they_o be_v purify_v and_o separate_v from_o a_o great_a part_n of_o their_o terrestriety_n then_o let_v these_o lees_n be_v set_v to_o evaporate_v in_o great_a glass_n body_n lute_v at_o the_o bottom_n in_o furnace_n in_o ash_n or_o sand_n at_o a_o gentle_a fire_n and_o at_o last_o when_o the_o stuff_n be_v dry_v observe_v that_o you_o fire_n be_v very_o gentle_a that_o the_o salt_n be_v not_o burn_v nor_o waste_v when_o the_o salt_n be_v dry_v take_v out_o the_o glass_n body_n and_o see_v if_o they_o be_v break_v at_o the_o bottom_n which_o be_v wont_a to_o happen_v often_o in_o which_o case_n put_v the_o say_a salt_n into_o other_o good_a glass_n well_o lute_v at_o the_o bottom_n and_o fill_v they_o at_o the_o top_n with_o common_a pure_a and_o clean_a water_n which_o set_v in_o
they_o well_o in_o the_o calcar_fw-la with_o a_o rake_n that_o they_o may_v be_v well_o calcine_v and_o continue_v this_o till_o they_o begin_v to_o grow_v into_o lump_n and_o come_v into_o piece_n as_o big_a as_o small_a nut_n the_o fritt_n will_v be_v well_o and_o perfect_o wrought_v in_o the_o space_n of_o 5_o hour_n be_v stir_v all_o that_o time_n and_o a_o sufficient_a fire_n continue_v and_o when_o you_o will_v see_v whether_o it_o be_v well_o make_v take_v a_o little_a of_o it_o out_o when_o cold_a if_o it_o be_v white_a yellowish_a and_o light_a then_o it_o be_v make_v the_o calcine_v of_o it_o more_o than_o 5_o hour_n be_v not_o amiss_o for_o by_o how_o much_o more_o it_o be_v wrought_v and_o calcine_v the_o better_a it_o be_v and_o the_o soon_o it_o melt_v in_o the_o pot_n and_o by_o stand_v a_o little_a long_o in_o the_o calcar_fw-la it_o consume_v and_o lose_v the_o yellowness_n and_o foulness_n which_o glass_n have_v in_o itself_o and_o it_o become_v more_o clear_a and_o purify_v when_o the_o fritt_n be_v take_v out_o of_o the_o calcar_fw-la thus_o hot_a let_v there_o be_v throw_v upon_o it_o 3_o or_o 4_o pail_n of_o cold_a water_n than_o set_v it_o under_o ground_n in_o a_o moist_a and_o cold_a place_n and_o the_o filth_n which_o arise_v when_o the_o salt_n be_v make_v as_o be_v above_o say_v be_v wont_a to_o be_v put_v into_o the_o same_o pan_n with_o the_o lee_n from_o polverine_n fill_v they_o with_o common_a water_n have_v tub_n under_o the_o pan_n to_o receive_v the_o water_n which_o by_o little_a and_o little_a drop_n through_o the_o say_a filth_n and_o settle_n and_o hence_o come_v a_o very_a strong_a pure_a and_o clear_a lee_n to_o be_v keep_v apart_o and_o herewith_o now_o and_o then_o water_v the_o fritt_n abovesaid_a which_o be_v heap_v together_o in_o a_o moist_a place_n the_o space_n of_o 2_o or_o 3_o month_n or_o more_o the_o long_a the_o better_o than_o the_o say_v fritt_n grow_v together_o in_o a_o mass_n as_o a_o stone_n and_o be_v to_o be_v break_v with_o mattock_n now_o when_o it_o be_v in_o the_o pot_n it_o soon_o melt_v stupendious_o and_o make_v glass_n as_o white_a as_o crystal_n for_o this_o lee_n leave_v upon_o the_o fritt_v its_o salt_n which_o work_v this_o effect_n when_o this_o lee_n be_v not_o to_o be_v have_v it_o must_v be_v water_v with_o common_a water_n which_o although_o it_o do_v not_o work_v this_o great_a effect_n as_o the_o say_a lee_n yet_o it_o do_v well_o and_o make_v it_o easy_o for_o melt_v wherefore_o fritt_n shall_v stand_v when_o make_v some_o month_n which_o thus_o make_v always_o cause_v less_o wood_n to_o be_v consume_v and_o the_o glass_n clear_a and_o sweet_a to_o work_v to_o make_v crystal_n in_o full_a perfection_n the_o way_n i_o always_o practice_n chap._n ix_o take_v crystal_n fritt_n diligent_o make_v set_v it_o in_o pot_n in_o the_o furnace_n where_o there_o be_v no_o pot_n with_o colour_n for_o the_o fume_n of_o metal_n whereof_o the_o great_a part_n of_o colour_n be_v make_v make_v the_o crystal_n pale_a and_o foul_a but_o that_o it_o may_v come_v forth_o white_a shine_a and_o fair_a when_o you_o put_v the_o fritt_n into_o the_o pot_n in_o the_o furnace_n then_o cast_v in_o such_o a_o quantity_n of_o manganese_n prepare_v as_o be_v needful_a according_a as_o the_o pot_n be_v great_a or_o less_o for_o this_o lie_v in_o the_o practice_n of_o the_o able_a and_o diligent_a conciatore_n and_o belong_v to_o his_o office_n the_o quantity_n of_o the_o manganese_n and_o of_o all_o other_o colour_n to_o be_v put_v into_o the_o fritt_n and_o metal_n can_v be_v precise_o determine_v either_o by_o weight_n or_o measure_n but_o must_v be_v whole_o leave_v to_o the_o eye_n and_o judgement_n trial_n and_o experience_n of_o the_o conciatore_n to_o make_v a_o fair_a crystal_n when_o it_o be_v well_o melt_v take_v it_o from_o the_o pot_n and_o cast_v it_o into_o great_a earthen_a pan_n or_o clean_a bowl_n full_a of_o clean_a water_n for_o it_o require_v to_o be_v cast_v into_o water_n to_o this_o end_n that_o the_o water_n may_v take_v from_o it_o a_o sort_n of_o salt_n call_v sandever_n which_o hurt_v the_o crystal_n and_o make_v it_o obscure_a and_o cloudy_a and_o whilst_o it_o be_v a_o work_n still_o cast_v forth_o sandever_n a_o thing_n very_o foul_a then_o put_v it_o again_o into_o a_o clean_a pot_n and_o cast_v it_o into_o water_n which_o be_v to_o be_v repeat_v as_o often_o as_o be_v needful_a until_o the_o crystal_n be_v separate_v from_o all_o this_o salt_n but_o this_o be_v to_o be_v leave_v to_o the_o practice_n of_o the_o conciator_n than_o set_v it_o to_o boil_v 4_o or_o 6_o day_n and_o let_v as_o little_a iron_n be_v mix_v therewith_o as_o be_v possible_a for_o it_o give_v it_o always_o a_o blackish_a tincture_n when_o it_o be_v boil_v and_o clear_a see_v whether_o it_o have_v enough_o manganese_n and_o if_o it_o be_v greenish_a give_v it_o manganese_n with_o discretion_n wherefore_o to_o make_v good_a crystal_n put_v in_o the_o manganese_n by_o little_a and_o little_a at_o a_o time_n for_o it_o make_v the_o crystal_n of_o a_o murry_n colour_n which_o afterward_o incline_v to_o black_a take_v from_o it_o its_o splendour_n mix_v the_o manganese_n and_o let_v the_o glass_n clarify_v till_o it_o become_v of_o a_o clear_a and_o shine_a colour_n the_o property_n of_o manganese_n be_v be_v put_v in_o just_a quantity_n to_o take_v away_o the_o foul_a greasine_n which_o crystal_n always_o have_v and_o to_o make_v a_o resplendent_a white_a when_o the_o crystal_n be_v clear_a limpid_a &_o fair_a work_v it_o continual_o into_o vessel_n and_o work_n that_o most_o please_v you_o but_o not_o with_o so_o great_a a_o fire_n as_o common_a glass_n be_v wrought_v with_o be_v careful_a that_o the_o iron_n wherewith_o you_o work_v be_v clean_o and_o that_o you_o put_v not_o the_o neck_n of_o the_o glass_n where_o the_o iron_n touch_v for_o there_o always_o remain_v iron_n into_o the_o pot_n of_o crystal_n for_o they_o make_v it_o become_v black_a but_o this_o glass_n where_o the_o iron_n rod_n touch_n may_v be_v put_v in_o to_o make_v glass_n for_o vulgar_a work_n to_o make_v crystall-glass_n and_o white_a call_v otherwise_o common_a glass_n chap._n x._o fritt_v of_o polverine_n make_v a_o white_a and_o fair_a common_a glass_n fritt_v of_o rochetta_n make_v the_o fair_a glass_n call_v crystal_n which_o be_v between_o ordinary_a glass_n and_o crystal_n as_o much_o manganese_n prepare_v must_v be_v use_v in_o common_a glass_n as_o be_v in_o crystalline_a cast_v the_o crystalline_a or_o common_a glass_n once_o at_o least_o into_o water_n that_o you_o may_v have_v they_o fair_a clear_a and_o in_o perfection_n although_o glass_n may_v be_v make_v without_o this_o cast_n into_o water_n yet_o to_o have_v it_o fair_a than_o ordinary_a this_o be_v necessary_a to_o be_v do_v and_o may_v be_v repeat_v according_a to_o your_o pleasure_n as_o you_o will_v have_v they_o more_o resplendent_a and_o fair_a and_o then_o you_o may_v work_v they_o into_o what_o vessel_n you_o need_v and_o to_o make_v they_o yet_o white_a calcine_v they_o that_o they_o purify_v well_o and_o have_v but_o few_o blister_n and_o above_o all_o observe_v that_o if_o to_o each_o of_o they_o by_o themselves_o you_o put_v upon_o the_o fritt_n the_o proportion_n of_o 12_o pound_n of_o salt_n of_o tartar_n purify_v to_o a_o 100_o weight_n of_o fritt_n it_o make_v they_o without_o comparison_n fair_a and_o more_o pliable_a to_o work_v than_o ordinary_a the_o salt_n of_o tartar_n must_v be_v put_v in_o when_o the_o fritt_n be_v make_v and_o then_o be_v mix_v with_o tarso_n or_o sand_n together_o with_o the_o polverine_n or_o rochetta_n sift_v and_o then_o make_v thereof_o fritt_v as_o before_o to_o make_v purify_v salt_n of_o tartar_n for_o the_o work_n abovesaid_a chap._n xi_o take_v tartar_n of_o red_a wine_n in_o great_a lump_n and_o not_o in_o powder_n calcine_v it_o in_o earthen_a pot_n between_o live_a coal_n till_o it_o become_v black_a and_o all_o its_o unctuosity_n be_v burn_v away_o and_o till_o it_o begin_v to_o grow_v white_a but_o let_v it_o not_o become_v white_a for_o then_o the_o salt_n will_v not_o be_v good_a put_v the_o say_a tartar_n thus_o calcine_v into_o great_a earthen_a pan_n full_a of_o common_a water_n heat_v as_o also_o into_o earthen_a pot_n glaze_v &_o make_v it_o boil_v with_o a_o gentle_a soft_a fire_n in_o such_o sort_n that_o a_o quarter_n of_o the_o water_n may_v be_v exhale_v in_o two_o hour_n then_o take_v they_o from_o the_o fire_n and_o suffer_v the_o water_n to_o cool_v and_o become_v clear_a which_o decant_v off_o and_o it_o will_v be_v a_o strong_a lee_n then_o put_v in_o more_o common_a
2._o in_o another_o body_n of_o like_a glass_n dissolve_v in_o one_o pound_n of_o aquafortis_n five_o ounce_n of_o quicksilver_n purify_v with_o vinegar_n and_o common_a salt_n in_o a_o wooden_a dish_n with_o a_o wooden_a pestle_n stir_v the_o mercury_n sufficient_o round_o with_o strong_a vinegar_n and_o wash_v it_o with_o clear_a common_a water_n until_o it_o be_v dissolve_v and_o carry_v away_o all_o the_o common_a salt_n together_o with_o the_o blackness_n of_o the_o mercury_n repeat_v this_o many_o time_n then_o strain_v this_o mercury_n through_o canvas_n and_o dissolve_v it_o in_o the_o abovesaid_a aquafortis_n as_o before_o close_o the_o glass_n vessel_n and_o set_v it_o aside_o 3._o in_o another_o glass_n body_n dissolve_v in_o a_o pound_n of_o aquafortis_n three_o ounce_n of_o fine_a silver_n calcine_v after_o this_o manner_n to_o wit_n amalgamate_fw-it they_fw-mi silver_n with_o mercury_n mix_v the_o amalgama_n with_o as_o much_o more_o common_a salt_n well_o prepare_v from_o all_o '_o its_o terrestriety_n by_o dissolve_v it_o in_o common_a water_n and_o boil_v it_o a_o little_a and_o then_o let_v it_o settle_v two_o day_n that_o the_o terrestriety_n mix_v with_o the_o salt_n may_v sink_v to_o the_o bottom_n than_o filter_n the_o water_n and_o in_o the_o bottom_n will_v remain_v the_o grossness_n and_o terrestrity_n of_o the_o salt_n evaporate_v this_o water_n filter_v from_o the_o terrestriety_n of_o the_o salt_n in_o a_o glass_n vessel_n and_o dry_v it_o well_o repeat_v this_o till_o the_o salt_n send_v no_o more_o dregs_o to_o the_o bottom_n and_o then_o it_o will_v be_v perfect_a and_o fit_a for_o the_o work_n this_o purify_n of_o the_o salt_n be_v make_v that_o it_o may_v be_v more_o efficacious_a to_o open_v the_o silver_n otherwise_o it_o will_v be_v hard_a to_o separate_v they_o put_v all_o these_o thing_n amid_o the_o coal_n in_o a_o pot_n that_o all_o the_o mercury_n may_v be_v evaporate_v away_o and_o the_o silver_n remain_v at_o the_o bottom_n calcine_v and_o powder_v and_o add_v unto_o it_o its_o weight_n of_o new_a common_a salt_n prepare_v as_o before_o mix_v they_o well_o and_o put_v all_o in_o a_o chrysible_a or_o a_o pot_n to_o calcine_v six_o hour_n in_o the_o fire_n wash_v this_o stuff_n in_o a_o glaze_v pot_n many_o time_n with_o warm_a water_n till_o all_o the_o saltness_n be_v well_o go_v then_o put_v this_o silver_n into_o a_o glass_n body_n full_a of_o common_a water_n boil_v it_o till_o a_o quarter_n of_o it_o be_v evaporate_v then_o let_v the_o silver_n grow_v cold_a and_o settle_v and_o decant_v the_o water_n repeat_v this_o fresh_a water_n thrice_o and_o the_o four_o time_n put_v it_o in_o a_o body_n of_o aquafortis_n stir_v it_o well_o and_o set_v it_o aside_o 4._o in_o another_o like_a body_n dissolve_v in_o a_o pound_n of_o aquafortis_n three_o ounce_n of_o shall_fw-mi ammoniac_a decant_v off_o the_o clear_a solution_n the_o remainder_n at_o the_o bottom_n cast_v away_o in_o this_o water_n dissolve_v a_o quarter_n of_o a_o ounce_n of_o gold_n keep_v this_o last_o solution_n apart_o 5._o in_o another_o glass_n body_n dissolve_v in_o one_o pound_n of_o aquafortis_n three_o ounce_n of_o shall_fw-mi ammoniac_a then_o put_v into_o the_o solution_n of_o cinaber_n of_o crocus_n martis_n of_o ultramarine_n of_o ferretto_n of_o spain_n of_o each_o half_n a_o ounce_n put_v they_o well_o powder_v leisurely_o into_o the_o body_n which_o be_v do_v close_o the_o vessel_n and_o set_v it_o aside_o 6._o in_o another_o body_n dissolve_v in_o a_o pound_n of_o aqua_fw-la fortis_fw-la three_o ounce_n of_o shall_fw-mi ammoniac_a then_o put_v in_o crocus_n martis_n calcine_v with_o vinegar_n calcine_v tin_n a_o thing_n common_a in_o potter_n furnace_n zaffer_v prepare_v and_o cinaber_n of_o each_o half_n a_o ounce_n put_v gentle_o each_o of_o they_o ground_n by_o themselves_o into_o the_o aquafortis_n then_o keep_v this_o in_o a_o vessel_n and_o set_v it_o aside_o 7._o in_o another_o body_n of_o glass_n dissolve_v in_o a_o pound_n of_o aquafortis_n two_o ounce_n of_o shall_fw-mi ammoniac_a then_o put_v leisurely_o into_o the_o solution_n brass_n calcine_v with_o brimstone_n brass_n thrice_o calcine_v as_o in_o chap._n 28._o manganese_n prepare_v and_o the_o scale_n of_o iron_n which_o fall_v from_o the_o smith_n anvil_n of_o each_o half_n a_o ounce_n put_v each_o of_o these_o well_o ground_n by_o themselves_o by_o little_a and_o little_a then_o close_a the_o vessel_n and_o set_v it_o aside_o 8._o in_o another_o body_n dissolve_v in_o a_o pound_n of_o aquafortis_n two_o ounce_n of_o shall_fw-mi ammoniac_a whereto_o put_v of_o verdigreas_n one_o ounce_n red-lead_a crude_a antimony_n and_o the_o câ—put_fw-la mortuum_fw-la of_o vitriol_n purify_v of_o each_o half_n a_o ounce_n put_v these_o powder_v leisurely_o in_o close_o the_o vessel_n and_o set_v it_o aside_o 9_o in_o another_o body_n dissolve_v in_o a_o pound_n of_o aquafortis_n two_o ounce_n of_o shall_fw-mi ammoniac_a then_o put_v in_o leisurely_o orpiment_n whitâ—_n arsenic_n painter_n lake_n of_o each_o half_a aâ—_n ounce_n each_o powder_a and_o ground_n by_o self_n close_o the_o vessel_n and_o set_v it_o aside_o keep_v these_o shine_n body_n well_o close_v in_o the_o furnace_n fifteen_o day_n and_o every_o 〈◊〉_d stir_v it_o well_o many_o time_n that_o the_o aquafortis_n may_v work_v and_o the_o material_n be_v subtilise_v and_o their_o tincture_n well_o open_v else_o they_o will_v not_o work_v well_o then_o put_v all_o the_o material_n with_o their_o water_n into_o a_o great_a and_o strong_a body_n by_o little_a and_o little_a the_o thing_n be_v unite_v together_o let_v alone_o the_o great_a body_n whereinto_o you_o have_v pour_v the_o material_n of_o all_o the_o lesser_a body_n close_v for_o six_o day_n and_o every_o day_n stir_v it_o than_o put_v it_o in_o ash_n give_v it_o a_o gentle_a heat_n for_o twenty_o four_o hour_n that_o the_o water_n may_v only_o evaporate_v observe_v that_o the_o body_n must_v be_v well_o lute_v at_o the_o bottom_n even_o unto_o the_o midst_n of_o the_o body_n and_o at_o the_o last_o of_o all_o the_o heat_n must_v be_v make_v so_o gentle_a that_o it_o only_o evaporate_v the_o water_n and_o that_o the_o better_a spirit_n of_o the_o aquafortis_n may_v remain_v enclose_v in_o the_o same_o powder_n for_o so_o the_o powder_n will_v work_v fair_a and_o strange_a thing_n in_o glass_n in_o the_o bottom_n of_o this_o body_n will_v remain_v a_o powder_n of_o a_o purplish_a green_n whereof_o i_o give_v the_o glass_n such_o a_o dose_n and_o quantity_n as_o be_v say_v in_o the_o first_o calcidony_n then_o in_o due_a time_n as_o be_v say_v in_o the_o first_o calcidony_n give_v it_o its_o body_n to_o wit_n tartar_n burn_v the_o foot_n of_o the_o chimney_n and_o crocus_n martis_n make_v with_o vinegar_n use_v the_o same_o dose_n and_o diligence_n time_n and_o interval_n throughout_o as_o be_v say_v in_o the_o first_o calcidony_n then_o at_o the_o end_n of_o twenty_o four_o hour_n work_v it_o with_o diligence_n and_o according_a to_o art_n and_o set_v it_o to_o the_o fire_n again_o as_o have_v be_v most_o punctual_o say_v in_o the_o first_o calcidony_n this_o three_o way_n of_o make_v calcidony_n i_o perform_v at_o antwerp_n a_o city_n of_o brabant_n anno_fw-la 1609._o in_o the_o month_n of_o january_n at_o which_o time_n and_o for_o many_o year_n there_o be_v in_o the_o house_n signior_n emanuel_n nimenes_n a_o knight_n of_o the_o noble_a religion_n of_o saint_n steven_n a_o portughe_n and_o citizen_n of_o antwerp_n a_o gentile_a spirit_n and_o universal_a in_o all_o knowledge_n as_o any_o in_o the_o low-countries_n who_o i_o see_v or_o know_v with_o this_o powder_n i_o make_v a_o calcidony_n in_o the_o furnace_n of_o antwerp_n which_o i_o cause_v signior_n philippo_n ghiridolpho_n a_o very_a courteous_a gentleman_n to_o work_v which_o calcidony_n come_v forth_o so_o fair_a and_o beautiful_a that_o it_o imitate_v the_o true_a oriental_a agate_n and_o in_o fairness_n and_o beauty_n of_o colour_n far_o surpass_v it_o many_o portughe_n gentleman_n well_o skill_v in_o jewel_n admire_v it_o say_v that_o nature_n can_v not_o do_v more_o this_o be_v the_o fair_a calcidony_n that_o ever_o i_o make_v in_o my_o life_n which_o although_o it_o be_v laborious_a and_o long_o a_o work_n yet_o notwithstanding_o it_o do_v real_a thing_n of_o this_o calcidony_n two_o vessel_n be_v give_v to_o the_o most_o excellent_a prince_n of_o orange_n which_o please_v he_o very_o well_o the_o three_o book_n this_o book_n show_v the_o way_n to_o make_v the_o colour_n of_o gold_n yellow_a of_o the_o amethyst_n sapphire_n granat_n velvet_n black_a milk_n white_a marble_n and_o deep_a red_a as_o also_o to_o make_v fritt_v with_o natural_a crystal_n and_o to_o colour_v glass_n of_o a_o pearl_n colour_n and_o other_o particular_n necessary_a in_o this_o art_n
it_o be_v so_o much_o the_o fair_a and_o beautiful_a than_o any_o make_v in_o any_o place_n whatsoever_o to_o this_o day_n or_o at_o least_o not_o show_v to_o i_o by_o any_o person_n wherefore_o i_o will_v show_v the_o manner_n to_o make_v they_o so_o clear_o and_o with_o so_o many_o circumstance_n and_o observation_n that_o any_o one_o verse_v in_o chemistry_n will_v be_v easy_o capable_a thereof_o and_o will_v do_v the_o work_v perfect_o take_v ceruse_n otherwise_o call_v white_a lead_n grind_v it_o very_o fine_a and_o put_v it_o into_o a_o great_a glass_n body_n and_o pour_v therein_o as_o much_o distil_a vinegar_n as_o will_v rise_v a_o palm_n above_o it_o observe_v that_o at_o first_o the_o vinegar_n boil_v and_o swell_v wherefore_o put_v it_o in_o by_o little_a and_o little_a till_o all_o the_o fury_n and_o noise_n be_v go_v then_o set_v the_o vinegar_n on_o a_o hot_a furnace_n in_o sand_n and_o evaporate_v away_o the_o eight_o part_n of_o it_o take_v it_o from_o the_o fire_n and_o when_o the_o body_n be_v cold_a decant_v leisurely_o the_o vinegar_n colour_v enough_o and_o impregnate_v with_o salt_n which_o set_v aside_o in_o a_o glass_n vessel_n then_o pour_v more_o fresh_a distil_a vinegar_n on_o the_o ceruse_n and_o evaporate_v and_o decant_v as_o before_o repeat_v this_o till_o you_o have_v extract_v all_o the_o salt_n from_o the_o ceruse_n which_o be_v when_o the_o vinegar_n be_v colour_v no_o more_o nor_o have_v any_o more_o taste_n of_o sweetness_n which_o usual_o succeed_v the_o six_o time_n then_o filtre_n these_o colour_a vineger_n mix_v together_o evaporate_v and_o dry_v they_o in_o a_o glass_n body_n and_o the_o salt_n of_o lead_n will_v be_v at_o the_o bottom_n of_o a_o white_a colour_n which_o set_v in_o sand_n in_o a_o glass_n body_n from_o the_o neck_n downward_o well_o lute_v but_o the_o mouth_n of_o the_o glass_n must_v be_v open_a and_o the_o furnace_n heat_v for_o twenty_o four_o hour_n continuance_n then_o take_v the_o salt_n out_o of_o the_o receiver_n powder_n it_o and_o if_o it_o be_v yellowish_a and_o not_o red_a set_v it_o twenty_o four_o hour_n in_o the_o fire_n till_o it_o become_v as_o red_a as_o cinaber_n make_v a_o good_a fire_n but_o not_o to_o melt_v it_o for_o then_o all_o your_o labour_n and_o pain_n will_v be_v lose_v pour_v distil_a vinegar_n on_o this_o red-lead_a calcine_v repeat_v this_o work_n as_o before_o till_o you_o have_v extract_v all_o the_o salt_n from_o it_o and_o separate_v all_o the_o dregs_o and_o terrestriety_n in_o whole_a or_o in_o part_n keep_v these_o colour_a vineger_n in_o earthen_a pan_n glaze_v six_o day_n that_o all_o the_o terrestriety_n and_o imperfection_n may_v sink_v to_o the_o bottom_n then_o filtre_n they_o leave_v the_o grosser_n part_n at_o the_o bottom_n as_o unprofitable_a then_o cover_v the_o vineger_n in_o a_o glass_n body_n and_o there_o will_v remain_v at_o the_o bottom_n a_o most_o white_a salt_n of_o lead_n and_o sweet_a as_o sugar_n which_o dry_v well_o and_o dissolve_v in_o common_a water_n let_v the_o solution_n stand_v six_o day_n in_o glaze_v pan_n separate_v the_o terrestriety_n at_o the_o bottom_n filtre_n and_o evaporate_v as_o before_o and_o there_o will_v remain_v at_o the_o bottom_n of_o the_o glass_n a_o salt_n as_o white_a as_o snow_n and_o sweet_a as_o sugar_n repeat_v this_o solution_n filtration_n and_o evaporation_n thrice_o this_o salt_n be_v call_v saccharum_n saturni_n which_o put_v into_o a_o furnace_n into_o a_o body_n of_o glass_n in_o sand_n and_o at_o a_o temperate_a heat_n for_o many_o day_n and_o it_o will_v appear_v calcine_v into_o a_o colour_n much_o red_a than_o cinaber_n and_o as_o subtle_a and_o impalpable_a as_o the_o fine_a serce_v wheaten_a flour_n this_o be_v call_v the_o true_a sulphur_n of_o saturn_n purify_v from_o all_o terrestriety_n foulness_n and_o blackness_n which_o saturn_n have_v at_o first_o in_o itself_o now_o when_o you_o will_v make_v past_z for_o emerald_n saphire_n garnat_n topaz_n chrysolite_n sky_n or_o any_o other_o colour_n take_v the_o same_o material_n colour_n quantity_n as_o abovesaid_a in_o the_o former_a receipt_n except_o that_o instead_o of_o ordinary_a red-lead_a you_o shall_v take_v sulphur_n saturni_n work_v exact_o in_o every_o thing_n as_o before_o and_o you_o shall_v have_v jewel_n of_o marvellous_a fairness_n in_o all_o colour_n which_o very_o far_o surpass_v the_o foremention_v make_v with_o ordinary_a red-lead_a for_o this_o true_a sulphur_n saturni_n outgo_v all_o other_o more_o than_o i_o write_v thereof_o as_o i_o have_v see_v and_o often_o make_v it_o at_o antwerp_n past_z make_v with_o this_o sulphur_n have_v not_o that_o unctuosity_n and_o yellowness_n as_o the_o other_o ordinary_a one_o have_v which_o in_o time_n show_v their_o foulness_n and_o the_o moisture_n and_o sweatiness_n which_o come_v from_o within_o man_n much_o soil_n they_o which_o happen_v not_o to_o those_o make_v with_o the_o say_a sulphur_n wherefore_o think_v not_o that_o pain_n much_o which_o will_v be_v well_o recompense_v with_o the_o work_n and_o effect_n how_o to_o make_v very_o hard_o pass_v of_o all_o colour_n chap._n xcii_o take_v of_o prepare_a crystal_n ten_o pound_n salt_n of_o polverine_n six_o pound_n make_v as_o in_o chap._n 3._o well_o dry_v and_o grind_v on_o a_o porphyry_n mix_v and_o serce_v they_o well_o together_o sulphur_n saturni_n two_o pound_n mix_v these_o three_o powder_n in_o earthen_a pan_n glaze_v and_o clean_a and_o with_o a_o little_a common_a water_n make_v with_o they_o a_o hard_a past_a and_o of_o the_o past_a little_a cake_n each_o weigh_a three_o ounce_n with_o a_o little_a hole_n in_o the_o midst_n of_o they_o dry_v these_o in_o the_o sun_n &_o then_o calcine_v they_o in_o the_o high_a part_n of_o the_o potter_n furnace_n or_o in_o other_o like_a fire_n than_o powder_n and_o grind_v these_o cake_n on_o a_o porphyry_n and_o serce_v they_o fine_a then_o set_v they_o in_o pot_n in_o glass_n furnace_n to_o purify_v three_o day_n and_o cast_v they_o into_o water_n and_o return_v they_o to_o the_o furnace_n for_o 15_o day_n to_o purify_v that_o all_o the_o foulness_n and_o blister_n may_v vanish_v and_o the_o past_a remain_v most_o pure_a like_o natural_a jewel_n and_o moreover_o this_o sort_n of_o pure_a glass_n will_v be_v tinge_v into_o all_o colour_n you_o desire_v for_o example_n into_o a_o emerald_n with_o brass_n thrice_o calcine_v as_o be_v do_v in_o ordinary_a glass_n into_o a_o sea-green_a with_o brass_n calcine_v to_o redness_n make_v as_o in_o chap._n 24._o and_o with_o zaffer_n into_o a_o topaz_n into_o a_o sapphire_n with_o manganese_n and_o zaffer_n into_o yellow_a with_o the_o tartar_n &_o manganese_n put_v they_o in_o by_o part_n and_o into_o a_o garnat_a also_o with_o manganese_n and_o zaffer_n divide_o put_v in_o and_o indeed_o this_o past_a imitate_v all_o jewel_n and_o colour_n and_o have_v a_o wonderful_a shine_a and_o lustre_n and_o in_o hardness_n too_o it_o imitate_v the_o jewel_n especial_o the_o emerald_n which_o will_v be_v make_v most_o fair_a and_o almost_o as_o hard_o as_o the_o true_a the_o six_o book_n wherein_o be_v show_v the_o way_n to_o make_v all_o the_o goldsmith_n enamel_n to_o enamel_n upon_o gold_n in_o divers_a colour_n with_o rule_n and_o the_o material_n which_o colour_n and_o what_o fire_n make_v those_o enamel_n with_o exact_a diligence_n and_o clear_a demonstration_n possible_a enamel_n on_o gold_n and_o other_o metal_n be_v a_o fair_a and_o please_a thing_n and_o in_o its_o self_n not_o only_o laborious_a but_o necessary_a since_o we_o see_v metal_n adorn_v with_o enamel_n of_o many_o colour_n make_v a_o fair_a and_o noble_a show_n entice_v beyond_o measure_n the_o eye_n of_o the_o beholder_n and_o because_o it_o be_v one_o of_o the_o most_o principal_a and_o a_o most_o necessary_a part_n of_o glass_n and_o it_o appear_v to_o i_o to_o be_v a_o thing_n grateful_a and_o please_a to_o all_o i_o set_v myself_o to_o describe_v many_o way_n to_o make_v several_a sort_n of_o enamel_n as_o a_o thing_n not_o vulgar_a and_o belong_v to_o this_o art_n and_o one_o of_o it_o be_v most_o noble_a appurtenance_n and_o that_o this_o work_n may_v not_o be_v deprive_v of_o a_o matter_n so_o pleasant_a profitable_a and_o necessary_a i_o have_v make_v this_o six_o book_n for_o the_o delight_n and_o benefit_n of_o all_o the_o material_a wherewith_o all_o enamel_n be_v make_v chap._n xciii_o take_v of_o fine_a lead_n 30_o pound_n of_o fine_a tin_n 33_o pound_n calcine_v they_o together_o in_o a_o kil_n and_o serce_v they_o boil_v this_o calx_fw-la a_o little_a in_o clean_a water_n in_o clean_a earthen_a vessel_n take_v it_o from_o the_o fire_n and_o decant_v off_o the_o water_n by_o inclination_n which_o will_v carry_v with_o it_o the_o fine_a part_n of_o the_o calx_fw-la put_v
fresh_a water_n on_o the_o remainder_n then_o boil_v and_o decant_v as_o before_o repeat_v this_o as_o long_o as_o the_o water_n carry_v off_o any_o calx_fw-la recalcine_v the_o gross_a remain_a calx_fw-la &_o then_o draw_v off_o again_o the_o more_o subtle_a part_n as_o before_z then_o evaporate_v the_o water_n which_o carry_v off_o the_o fine_a calx_fw-la at_o a_o gentle_a fire_n especial_o at_o the_o last_o that_o the_o calx_fw-la may_v not_o be_v waste_v which_o will_v remain_v at_o the_o bottom_n much_o fine_a than_o the_o ordinary_a take_v then_o of_o this_o fine_a calx_fw-la of_o crystal_n fritt_n make_v with_o tarso_n ground_n and_o serce_v fine_a of_o each_o 50_o pound_n of_o white_a salt_n of_o tartar_n eight_o ounce_n powder_n serce_a and_o mix_v they_o well_o then_o put_v this_o stuff_n into_o a_o new_a earthen_a pot_n bake_v give_v it_o a_o fire_n for_o ten_o hour_n than_o powder_n it_o and_o keep_v it_o in_o a_o dry_a cover_a place_n of_o this_o stuff_n be_v make_v all_o the_o enamel_n of_o whatsoever_o colour_n this_o shall_v be_v call_v the_o stuff_n for_o enamel_n to_o avoid_v our_o author_n repetition_n observe_v 1._o the_o pot_n wherein_o enamel_n be_v make_v must_v be_v glaze_v with_o white_a glass_n and_o bear_v the_o fire_n 2._o mix_v and_o incorporate_v well_o the_o colour_n and_o stuff_n for_o enamel_n 3._o when_o the_o enamel_n be_v refine_v and_o the_o colour_n good_a and_o well_o incorporate_v take_v it_o from_o the_o fire_n with_o a_o pair_n of_o tongue_n for_o the_o goldsmith_n use_n 4._o the_o way_n to_o make_v enamel_n be_v this_o powder_n grind_v and_o serce_v well_o the_o colour_n and_o mix_v they_o first_o well_o one_o with_o another_o and_o then_o with_o the_o stuff_n for_o enamel_n than_o set_v they_o in_o pot_n in_o the_o furnace_n when_o they_o be_v all_o melt_v and_o incorporate_v cast_v they_o into_o water_n and_o when_o dry_a set_v they_o in_o the_o furnace_n again_o to_o melt_v which_o they_o soon_o do_v make_v a_o proof_n and_o if_o the_o colour_n be_v too_o high_a take_v out_o some_o of_o it_o and_o add_v more_o of_o the_o stuff_n for_o enamel_n and_o if_o too_o light_n add_v more_o of_o the_o colour_n at_o pleasure_n to_o your_o content_n then_o take_v it_o out_o of_o the_o furnace_n a_o milkwhite_a enamel_n chap._n xciv_o take_v of_o the_o stuff_n for_o enamel_n six_o pound_n of_o manganese_n prepare_v 48_o grain_n cast_v it_o thrice_o into_o water_n when_o refine_a and_o melt_v a_o enamel_n of_o a_o turcois_fw-fr colour_n chap._n xcv_o take_v of_o the_o stuff_n for_o enamel_n six_o pound_n melâ—_n refine_v and_o cast_v it_o into_o water_n set_v it_o in_o the_o furnace_n again_o when_o it_o be_v melt_v and_o refine_a put_v in_o of_o thâ—icâ—_n calcine_v brass_n three_o ounce_n zaffer_v prepare_v 96_o grain_n wherewith_o mix_v well_o 48_o grain_n of_o manganese_n prepare_v mix_v they_o well_o and_o put_v they_o into_o the_o stuff_n at_o four_o time_n mix_v they_o well_o every_o time_n let_v they_o incorporate_v make_v a_o proof_n with_o your_o eye_n that_o you_o may_v know_v by_o the_o eye_n when_o the_o colour_n be_v good_a as_o i_o have_v always_o do_v because_o sometime_o the_o powder_n colour_n more_o and_o sometime_o less_o thus_o i_o do_v at_o pisa_n and_o by_o my_o eye_n without_o weight_n colour_v all_o sort_n of_o glass_n another_o azure_a enamel_n chap._n xcvi_o take_v of_o the_o stuff_n for_o enamel_n four_o pound_n wherewith_o mix_v of_o zuffer_v prepare_v two_o ounce_n and_o mix_v with_o it_o at_o first_o of_o thrice_o calcine_v brass_n 48_o grain_n mix_v these_o two_o powder_n well_o with_o the_o stuff_n for_o enamel_n set_v they_o in_o the_o furnace_n and_o work_v according_a to_o the_o rule_n a_o green_a enamel_n chap._n xcvii_o take_v of_o the_o stuff_n for_o enamel_n four_o pound_n put_v it_o in_o the_o furnace_n and_o in_o ten_o or_o tewlve_v hour_n it_o will_v be_v melt_v and_o refine_a cast_v it_o into_o water_n and_o put_v it_o again_o into_o the_o furnace_n in_o its_o own_o pot_n when_o it_o be_v refine_v give_v it_o of_o brass_n thrice_o calcine_v two_o ounce_n wherewith_o mix_v of_o scale_n of_o iron_n well_o ground_n two_o ounce_n put_v they_o in_o at_o three_o time_n mix_v and_o incorporate_n they_o every_o time_n and_o ever_o and_o anon_o see_v whether_o the_o colour_n please_v when_o it_o be_v well_o take_v it_o from_o the_o fire_n another_o green_a enamel_n chap._n xcviii_o take_v of_o the_o stuff_n for_o enamel_n six_o pound_n wherewith_o mix_v well_o ferretto_n of_o spain_n well_o ground_n three_o ounce_n and_o mix_v with_o it_o 48_o grain_n of_o crocus_n martis_n put_v they_o into_o the_o furnace_n etc._n etc._n these_o furnace_n be_v make_v from_o about_o four_o to_o six_o inch_n for_o all_o enamel_n another_o green_a enamel_n chap._n xcix_o take_v of_o the_o stuff_n for_o enamel_n four_o pound_n which_o in_o few_o hour_n will_v be_v refine_v then_o cast_v it_o into_o water_n and_o put_v it_o again_o into_o the_o furnace_n and_o let_v it_o refine_v then_o add_v these_o two_o powder_n well_o mix_v at_o three_o time_n to_o wit_n of_o brass_n thrice_o calcine_v two_o ounce_n of_o crocus_n martis_n make_v with_o vinegar_n 48_o grain_n put_v they_o in_o the_o furnace_n and_o when_o they_o be_v well_o incorporate_v take_v they_o from_o the_o fire_n this_o be_v a_o fair_a and_o good_a enamel_n a_o black_a enamel_n chap._n c._n take_v four_o pound_n of_o the_o stuff_n for_o enamel_n of_o zaffer_n and_o manganese_n of_o each_o two_o ounce_n prepare_v and_o well_o mix_v incorporate_v the_o stuff_n and_o colour_n put_v they_o in_o the_o furnace_n in_o a_o large_a pot_n and_o when_o refine_v cast_v they_o into_o water_n than_o put_v they_o in_o the_o furnace_n again_o and_o they_o will_v soon_o refine_v and_o make_v a_o velvet_n black_n another_o black_a enamel_n chap._n ci._n take_v of_o the_o stuff_n for_o enamel_n six_o pound_n of_o zaffer_n prepare_v of_o crocus_n martis_n make_v with_o vinegar_n of_o ferretto_n of_o spain_n of_o each_o two_o ounce_n grind_v and_o mix_v well_o together_o these_o three_o powder_n with_o the_o stuff_n for_o enamel_n put_v they_o into_o the_o furnace_n and_o when_o refine_v cast_v they_o into_o water_n put_v they_o in_o the_o furnace_n again_o and_o take_v the_o enamel_n out_o when_o it_o be_v incorporate_v and_o the_o colour_n please_v you_o this_o be_v a_o fair_a black_n another_o black_a enamel_n chap._n cii_o take_v of_o the_o stuff_n for_o enamel_n four_o pound_n tartar_n four_o ounce_n manganese_n prepare_v two_o ounce_n grind_v and_o mix_v these_o two_o powder_n well_o with_o the_o stuff_n for_o enamel_n set_v they_o in_o the_o furnace_n in_o a_o large_a pot_n when_o melt_v and_o refine_a cast_v they_o into_o water_n and_o put_v they_o into_o the_o furnace_n again_o let_v they_o refine_v this_o be_v a_o most_o fair_a velvet_n black_a to_o enamel_n upon_o metal_n ordinary_o a_o red_a enamel_n chap._n ciii_o to_o four_o pound_n of_o the_o stuff_n 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powder_n together_o and_o then_o with_o the_o stuff_n for_o enamel_n put_v they_o into_o the_o furnace_n in_o a_o large_a pot_n when_o refine_a cast_v they_o into_o water_n and_o set_v they_o again_o in_o the_o furnace_n this_o enamel_n be_v of_o a_o fair_a yellow_a to_o enamel_n on_o gold_n where_o it_o show_v not_o well_o if_o you_o add_v not_o enamel_n of_o other_o colour_n a_o sky_n colour_a enamel_n chap._n cvi_o take_v of_o the_o stuff_n for_o enamel_n 4_o pound_n brass_n calcine_v to_o make_v a_o sky_n colour_n as_o in_o chap._n 21._o of_o sea-green_a make_v as_o in_o chap._n 23._o of_o each_o two_o ounce_n of_o zaffer_n prepare_v 48_o grain_n mix_v first_o these_o powder_n well_o together_o then_o with_o the_o stuff_n for_o enamel_n when_o they_o be_v refine_v
cast_v they_o into_o water_n return_v they_o into_o the_o pot_n let_v they_o melt_v and_o refine_v this_o be_v a_o very_a fair_a and_o beautiful_a sky_n colour_n a_o violet_n colour_v enamel_n chap._n cvii_o take_v six_o pound_n of_o the_o stuff_n for_o enamel_n of_o manganese_n prepare_v three_o ounce_n of_o thrice_o calcine_v brass_n 48_o grain_n mix_v these_o two_o powder_n well_o together_o then_o remix_v they_o with_o the_o stuff_n for_o enamel_n put_v they_o into_o the_o furnace_n and_o cast_v they_o into_o water_n put_v they_o into_o the_o furnace_n again_o and_o do_v as_o before_o the_o seven_o book_n wherein_o be_v show_v the_o manner_n how_o to_o extract_v yellow_a lake_n for_o painter_n from_o broom_n flower_n and_o all_o other_o colour_n with_o another_o way_n to_o extract_v red_a lake_n green_n azure_a purple_a and_o all_o colour_n from_o all_o kind_n of_o herb_n and_o flower_n and_o to_o make_v cochin_n ultramarine_n and_o lake_n from_o cochneel_v brasill_n and_o mad_a 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alum_n may_v be_v dissolve_v then_o make_v a_o fire_n and_o empty_a this_o lee_n into_o a_o vessel_n of_o clean_a water_n and_o it_o will_v give_v a_o yellow_a colour_n at_o the_o bottom_n let_v they_o settle_v and_o decant_v off_o all_o the_o water_n and_o again_o put_v upon_o they_o other_o fresh_a water_n and_o decant_v it_o off_o let_v the_o tincture_n first_o sink_v to_o the_o bottom_n and_o do_v this_o so_o long_o till_o you_o have_v take_v out_o all_o the_o salt_n of_o the_o lee_n and_o alum_n from_o the_o tincture_n observe_v that_o by_o how_o much_o the_o more_o you_o wash_v this_o tincture_n from_o the_o salt_n of_o the_o lee_n and_o alum_n by_o so_o much_o more_o will_v the_o tincture_n of_o the_o colour_n be_v fair_a and_o more_o beautiful_a wash_v it_o always_o with_o water_n to_o carry_v away_o the_o salt_n of_o the_o lee_n and_o alum_n and_o at_o each_o time_n before_o you_o decant_v the_o water_n let_v the_o yellow_a tincture_n settle_v to_o the_o bottom_n repeat_v this_o process_n until_o you_o perceive_v the_o water_n run_v out_o sweet_a and_o without_o saltness_n as_o it_o be_v first_o put_v in_o and_o then_o at_o the_o bottom_n will_v remain_v a_o beautiful_a and_o fair_a lake_n which_o spread_v when_o wet_a upon_o piece_n of_o white_a cloth_n and_o dry_v it_o upon_o new_a bake_a brick_n in_o the_o shade_n and_o you_o shall_v have_v a_o beautiful_a lake_n of_o a_o yellow_a colour_n for_o painter_n and_o also_o for_o glass_n to_o extract_v lake_n from_o wild_a poppy_n flower-deluce_n red_a rose_n red_a violet_n and_o from_o all_o sort_n of_o green_a herb_n chap._n cix_o get_v what_o quantity_n of_o the_o leaf_n of_o flower_n of_o what_o colour_n soever_o they_o be_v let_v every_o colour_n be_v by_o itself_o fair_a green_a herb_n by_o themselves_o proceed_v with_o they_o as_o in_o chap._n 108._o and_o you_o shall_v have_v a_o lake_n &_o true_a tincture_n &_o colour_n from_o every_o flower_n and_o herb_n which_o will_v be_v a_o fair_a and_o beautiful_a thing_n for_o painter_n and_o without_o doubt_n worthy_a to_o be_v much_o esteem_v to_o extract_v a_o lake_n and_o colour_n to_o paint_n from_o orange_a flower_n red_a poppy_n flower-deluce_n ordinary_a violet_n carnation_n and_o red_a rose_n borage_n and_o cabage_n flower_n gillyflower_n from_o all_o flower_n whatsoever_o and_o green_a from_o mallow_n pimpernell_n and_o all_o other_o herb_n chap._n cx_o take_v of_o whatsoever_o herb_n or_o flower_n of_o whatsoever_o colour_n you_o will_v which_o be_v bruise_v green_a upon_o a_o leaf_n of_o white_a paper_n tinge_v it_o with_o its_o colour_n these_o be_v good_a but_o the_o herb_n and_o flower_n which_o do_v not_o so_o be_v not_o good_a then_o put_v into_o a_o glass_n body_n ordinary_a aqua_fw-la aquavitae_fw-la the_o head_n must_v be_v as_o large_a as_o possible_a and_o in_o the_o top_n thereof_o put_v the_o leaf_n of_o whatsoever_o flower_n or_o herb_n from_o which_o you_o will_v draw_v a_o tincture_n than_o lute_n the_o joint_n of_o the_o head_n and_o thereto_o fit_a a_o receiver_n then_o give_v a_o temperate_a heat_n that_o the_o thin_a part_n of_o the_o aqua_fw-la aquavitae_fw-la ascend_v to_o the_o head_n and_o fall_v upon_o the_o leaf_n and_o flower_n may_v suck_v out_o the_o tincture_n and_o distil_v thence_o into_o the_o receiver_n colour_v red_a and_o full_a of_o the_o tincture_n of_o the_o flower_n make_v all_o the_o subtle_a part_n of_o the_o aqua_fw-la aquavitae_fw-la to_o ascend_v so_o long_o as_o it_o come_v colour_v and_o then_o distil_v this_o aqua_fw-la aquavitae_fw-la colour_v in_o a_o glass_n vessel_n which_o will_v come_v over_o white_a and_o may_v serve_v at_o other_o time_n and_o the_o tincture_n will_v remain_v at_o the_o bottom_n which_o must_v not_o be_v dry_v too_o much_o but_o moderate_o and_o thus_o you_o shall_v have_v the_o tincture_n or_o lake_n from_o all_o flower_n and_o herb_n singular_a for_o painter_n a_o blue_n to_o make_v chap._n cxi_o take_v quicksilver_n two_o part_n flour_v of_o brimstone_n three_o part_n shall_fw-mi ammoniac_a eight_o part_n grind_v they_o all_o upon_o a_o porphery_n and_o with_o the_o quicksilver_n put_v they_o in_o a_o glass_n with_o a_o long_a neck_n lute_v at_o the_o bottom_n in_o sand_n make_v a_o gentle_a fire_n till_o the_o moisture_n rise_v then_o stop_v the_o mouth_n of_o the_o glass_n and_o increase_v and_o continue_v the_o fire_n as_o in_o sublimation_n till_o the_o end_n and_o you_o shall_v have_v a_o blue_n most_o fair_a and_o excellent_a how_o to_o colour_v natural_a turcoise_n discolour_v chap._n cxii_o put_v turcoise_n discolour_a and_o become_v white_a into_o a_o glass_n pour_v upon_o they_o oil_n of_o sweet_a almond_n keep_v this_o glass_n upon_o temperate_a ash_n and_o warm_a and_o in_o two_o day_n at_o most_o the_o stone_n will_v have_v acquire_v a_o most_o beautiful_a colour_n a_o mixture_n to_o make_v sphere_n chap._n cxiii_o take_v of_o tin_n well_o purify_v and_o purge_v three_o pound_n copper_n well_o purify_v one_o pound_n melt_v these_o two_o metal_n first_o the_o brass_n than_o the_o tin_n and_o when_o they_o be_v well_o melt_v cast_v upon_o they_o six_o ounce_n of_o tartar_n of_o red_a wine_n only_o burn_v and_o one_o ounce_n and_o a_o half_a of_o saltpetre_n than_o a_o quarter_n of_o a_o ounce_n of_o alum_n and_o two_o ounce_n of_o arsenic_n let_v they_o evaporate_v than_o cast_v it_o into_o the_o form_n of_o a_o sphere_n and_o you_o shall_v have_v a_o good_a material_a the_o which_o you_o shall_v cause_v to_o be_v burnish_a and_o polish_a which_o will_v show_v well_o and_o this_o be_v the_o mixture_n call_v steel_n to_o make_v sphere_n the_o manner_n how_o to_o colour_v within_o ball_n of_o glass_n or_o other_o vessel_n of_o white_a glass_n with_o all_o sort_n of_o colour_n which_o will_v imitate_v natural_a stone_n
chap._n cxiv_o take_v a_o ball_n or_o other_o sort_n of_o glass_n that_o be_v white_a &_o fair_a &_o isinglass_n which_o must_v be_v infuse_v two_o day_n in_o common_a water_n than_o put_v this_o infusion_n into_o a_o white_a pan_n with_o fair_a water_n and_o boil_v it_o till_o all_o be_v well_o temper_v observe_v that_o the_o isinglass_n will_v be_v very_o tender_a with_o much_o water_n then_o take_v it_o from_o the_o fire_n and_o when_o it_o be_v warm_a put_v it_o into_o a_o ball_n of_o glass_n &_o turn_v the_o glass_n round_o that_o the_o isinglass_n may_v fasten_v and_o wet_v every_o where_o the_o glass_n within_o this_o be_v do_v let_v the_o moisture_n drain_v and_o run_v out_o then_o have_v in_o order_n these_o colour_n powder_v to_o wit_n red-lead_a and_o cast_v it_o into_o the_o glass_n it_o will_v make_v the_o say_a colour_n stick_v which_o will_v run_v in_o wave_n cast_v it_o into_o many_o place_n through_o a_o tube_n then_o throw_v in_o blue_a smalt_n make_v it_o stick_v in_o wave_n within_z the_o ball._n then_o do_v the_o same_o with_o verdigreas_n then_o with_o orpiment_n next_o with_o lake_n all_o well_o ground_n always_o cast_v the_o colour_n in_o many_o place_n in_o wave_n which_o by_o mean_n of_o the_o isinglass_n which_o have_v moisten_v the_o glass_n within_o those_o powder_n will_v every_o where_o stick_v to_o the_o glass_n and_o so_o shall_v you_o do_v with_o all_o colour_n then_o take_v gesso_n well_o powder_v and_o put_v enough_o thereof_o into_o the_o ball_n and_o sudden_o turn_v it_o about_o that_o it_o may_v stick_v every_o where_n to_o the_o glass_n within_o do_v this_o work_n nimble_o whilst_o the_o moisture_n of_o the_o isinglass_n glass_n last_v that_o the_o powder_n may_v stick_v well_o then_o empty_a by_o the_o hole_n of_o the_o glass_n the_o gesso_n which_o be_v within_o the_o ball_n which_o shall_v then_o appear_v of_o divers_a colour_n with_o a_o most_o fair_a appearance_n like_o the_o natural_a toy_n of_o hard_a stone_n and_o at_o last_o these_o colour_n when_o the_o isinglass_n be_v well_o dry_a stick_v so_o that_o afterward_o they_o will_v not_o fall_v off_o and_o always_o their_o colour_n be_v most_o fair_a without_o fit_a to_o these_o ball_n a_o foot_n of_o wood_n or_o of_o other_o stuff_n paint_v and_o they_o be_v hold_v for_o beauty_n before_o cabinet_n and_o for_o merchant_n count_v house_n very_o fair_a ultra-marine_a chap._n cxv_o take_v fragment_n of_o lapis_fw-la lazuli_fw-la find_v plentiful_a at_o venice_n at_o a_o low_a price_n let_v these_o fragment_n be_v well_o colour_v with_o a_o fair_a sky_n colour_n lay_v aside_o those_o that_o be_v not_o colour_v calcine_v they_o well_o in_o a_o chrysible_a and_o so_o heat_v cast_v they_o into_o cold_a water_n repeat_v this_o twice_o then_o grind_v they_o upon_o a_o porphyry_n to_o a_o impalpable_a powder_n as_o fine_a as_o wheaten_a flour_n sift_v take_v then_o three_o ounce_n of_o the_o rosin_n of_o the_o pine_n black_a pitch_n mastic_n new_a wax_n turpentine_n of_o each_o three_o ounce_n linseed_n oil_n frankincense_n of_o each_o a_o ounce_n dissolve_v they_o in_o a_o new_a earthen_a pipkin_n at_o a_o gentle_a heat_n stir_v and_o incorporate_v they_o with_o a_o spatula_fw-la then_o cast_v they_o into_o cold_a water_n that_o they_o may_v cleave_v in_o a_o lump_n for_o your_o need_n take_v for_o every_o pound_n of_o lapis_n lazuli_n ground_n as_o before_o ten_o ounce_n of_o the_o aforesaid_a past_a of_o gum_n which_o dissolve_v in_o a_o pipkin_n at_o a_o gentle_a fire_n and_o when_o it_o be_v well_o dissolve_v cast_v in_o by_o little_a and_o little_a the_o say_a powder_n of_o lapis_n lazuli_n and_o incorporate_v it_o with_o the_o gum_n with_o a_o spatula_fw-la i_o cast_v all_o the_o material_n thus_o hot_a be_v incorporate_v sudden_o into_o cold_a water_n and_o bathe_v my_o hand_n with_o linseed_n oil_n make_v a_o round_o pastill_v hereof_o long_o and_o proportional_o thick_a of_o these_o pastil_v you_o may_v make_v one_o or_o more_o according_a to_o the_o quantity_n of_o the_o material_n keep_v these_o pastil_v fifteen_o day_n in_o a_o great_a vessel_n full_a of_o cold_a water_n change_v the_o water_n every_o two_o day_n then_o shall_v you_o boil_v in_o a_o kettle_n common_a clean_a water_n the_o pastil_v in_o clean_a and_o well_o glaze_v earthen_a pan_n and_o cast_v upon_o they_o warm_a water_n and_o so_o leave_v they_o till_o the_o water_n be_v cold_a the_o say_a water_n be_v empty_v out_o cast_v upon_o they_o new_a warm_a water_n and_o when_o it_o be_v cold_a empty_a it_o out_o put_v in_o again_o warm_a water_n and_o when_o it_o be_v cold_a empty_a it_o out_o put_v in_o again_o warm_a water_n repeat_v this_o so_o many_o time_n till_o the_o pastil_v be_v dissolve_v by_o the_o warmth_n of_o the_o water_n then_o put_v in_o new_a warm_a water_n and_o you_o shall_v see_v the_o water_n will_v be_v colour_v of_o a_o sky_n colour_n decant_v the_o water_n into_o a_o pan_n well_o glaze_v and_o cleanse_v this_o cast_v on_o of_o warm_a water_n upon_o the_o pastil_v must_v be_v repeat_v till_o it_o be_v no_o more_o colour_v but_o observe_v that_o the_o water_n be_v not_o over_o hot_a but_o luke_o warm_a only_o for_o too_o much_o heat_n make_v the_o ultramarine_n grow_v black_a all_o these_o colour_a water_n strain_v into_o pan_n have_v in_o they_o the_o unctuosity_n of_o the_o gum_n therefore_o they_o must_v be_v leave_v to_o settle_v 24_o hour_n that_o all_o the_o colour_n may_v sink_v to_o the_o bottom_n than_o the_o water_n with_o its_o unctuosity_n must_v be_v leisurely_o decant_v off_o put_v upon_o the_o pastil_v clear_a water_n and_o then_o strain_v the_o cold_a water_n through_o a_o fine_a strainer_n stir_v the_o colour_n that_o it_o also_o may_v pass_v the_o strainer_n and_o by_o this_o mean_v a_o great_a part_n of_o the_o foulness_n and_o unctuosity_n will_v remain_v in_o the_o strainer_n wash_v the_o strainer_n always_o with_o fair_a water_n and_o with_o new_a water_n pass_v the_o ultramarine_n thrice_o through_o the_o serce_a wash_v every_o time_n and_o then_o usual_o all_o its_o filthiness_n will_v remain_v in_o the_o strainer_n put_v the_o ultramarine_n into_o clean_a pan_n decant_v the_o water_n soft_o off_o which_o dry_a of_o its_o self_n and_o you_o shall_v have_v a_o most_o beautiful_a ultramarine_n as_o i_o have_v often_o make_v it_o at_o antwerp_n the_o quantity_n from_o a_o pound_n of_o lâ—pis_n lazuli_n shall_v be_v more_o or_o less_o according_a as_o the_o stone_n be_v of_o a_o full_a and_o fair_a colour_n then_o grind_v it_o to_o a_o impalpable_a powder_n on_o a_o porphyry_n as_o be_v abovesaid_a and_o it_o will_v arise_v most_o beautiful_a if_o you_o take_v common_a blue_n smalt_v ground_n on_o a_o porphyry_n to_o a_o impalpable_a powder_n and_o incorporate_v it_o with_o the_o gumm_n pastil_v with_o the_o foresay_a quantity_n keep_v they_o indigestion_n in_o cold_a water_n 15_o day_n with_o lapis_fw-la lazuli_fw-la and_o work_v throughout_o as_o in_o lapis_fw-la lazuli_fw-la you_o shall_v have_v a_o very_a fair_a and_o sightly_o blow_v bice_n which_o will_v seem_v to_o be_v a_o ultramarine_n these_o blews_n not_o only_o serve_v for_o painter_n but_o to_o colour_v glass_n excellent_o a_o lake_n from_o cochineel_n for_o painter_n chap._n cxvi_o insuse_v one_o pound_n of_o the_o shearing_n of_o the_o fine_a woollen_a cloth_n in_o cold_a water_n a_o day_n then_o press_v they_o well_o to_o take_v away_o the_o unctuosity_n the_o wool_n have_v from_o the_o skin_n than_o alum_n these_o shearing_n after_o this_o manner_n take_v four_o ounce_n of_o roch-alum_n two_o ounce_n of_o crude_a tartar_n powder_v put_v they_o into_o a_o small_a pipkin_n with_o about_o three_o flagon_n of_o water_n when_o it_o begin_v to_o boil_v put_v in_o the_o flox_n and_o let_v they_o boil_v half_o a_o hour_n at_o a_o gentle_a fire_n then_o take_v they_o off_o to_o cool_v for_o six_o hour_n after_o take_v out_o the_o flox_n and_o wash_v they_o with_o fair_a water_n let_v they_o stand_v two_o hour_n then_o press_v the_o water_n well_o from_o they_o and_o let_v they_o dry_a a_o magistery_n to_o extract_v the_o colour_n from_o cochineel_n chap._n cxvii_o cool_v water_n four_o gallon_n wheaten_a bran_n four_o pound_n saline_n of_o the_o levant_n fenugreck_n of_o each_o a_o quarter_n of_o a_o ounce_n put_v they_o into_o a_o pipkin_n over_o the_o fire_n till_o the_o water_n become_v so_o hot_a one_o may_v hold_v his_o hand_n in_o it_o take_v they_o from_o the_o fire_n cover_v the_o pipkin_n with_o a_o cloth_n for_o twenty_o four_o hour_n to_o preserve_v well_o the_o colour_n then_o decant_v the_o magistrie_n for_o use_v put_v into_o a_o clean_a pipkin_n three_o gallon_n of_o cold_a water_n and_o one_o of_o the_o say_a magistery_n when_o it_o boil_v of_o cochineel_n
powder_v after_o this_o manner_n in_o a_o brass_n mortar_n powder_n and_o serce_v one_o ounce_n of_o cochineel_n so_o many_o time_n till_o all_o pass_v the_o serce_a at_o last_o take_v 2_o little_a crude_a tartar_n pound_n it_o in_o the_o mortar_n and_o it_o will_v take_v up_o all_o the_o tincture_n stick_v to_o the_o bottom_n of_o the_o mortar_n and_o to_o the_o pestle_n mix_v this_o tartar_n with_o the_o cochineel_n serce_v and_o as_o soon_o as_o the_o water_n in_o the_o pipkin_n boil_v put_v in_o the_o cochineel_n and_o let_v it_o colour_v the_o water_n while_o you_o can_v say_v a_o miserere_fw-la then_o take_v the_o flox_n alume_v as_o before_o which_o must_v first_o stand_v in_o a_o pan_n of_o cold_a water_n for_o half_n a_o hour_n and_o when_o the_o water_n be_v well_o colour_a press_v well_o the_o water_n from_o the_o flox_n put_v it_o into_o a_o pipkin_n and_o stir_v it_o about_o very_o often_o with_o a_o little_a stick_n that_o the_o flox_n may_v be_v well_o tinge_v let_v it_o stand_v half_a a_o hour_n over_o the_o fire_n that_o it_o may_v boil_v gentle_o then_o take_v the_o pipkin_n from_o the_o fire_n and_o take_v out_o the_o flox_n mix_v it_o with_o a_o clean_a stick_n put_v it_o into_o pan_n full_a of_o cold_a water_n and_o in_o half_a a_o hour_n let_v all_o the_o water_n drain_v off_o and_o put_v more_o cold_a water_n let_v that_o drain_v and_o press_v it_o well_o and_o set_v it_o to_o dry_a in_o a_o place_n where_o no_o dust_n fall_v spread_v it_o abroad_o that_o it_o may_v not_o become_v musty_a and_o heat_n again_o take_v heed_n that_o the_o fire_n be_v always_o very_o gentle_a for_o with_o two_o strong_a a_o fire_n the_o colour_n become_v black_n then_o shall_v you_o make_v a_o lee_n in_o this_o manner_n to_o wit_n take_v ash_n of_o vine_n branch_n or_o of_o willow_n or_o of_o other_o soft_a wood_n put_v they_o upon_o double_a canvas_n and_o pour_v gentle_o on_o they_o cold_a water_n let_v the_o water_n run_v into_o a_o pan_n pour_v twice_o this_o strain_a liquor_n upon_o the_o ash_n and_o let_v the_o lee_n settle_v 24_o hour_n that_o the_o ash_n may_v sink_v to_o the_o bottom_n and_o when_o it_o be_v pure_a and_o clear_a decant_v it_o off_o into_o other_o pan_n put_v by_o the_o terrestriety_n which_o be_v not_o good_a put_v the_o say_v colour_v flox_n into_o a_o clean_a and_o cold_a pipkin_n with_o the_o lee_n boil_v they_o at_o a_o most_o gentle_a fire_n for_o so_o the_o lee_n will_v be_v tinge_v with_o a_o red_a colour_n and_o will_v draw_v the_o tincture_n from_o the_o flox_n and_o at_o first_o take_v a_o little_a flox_n and_o press_v it_o well_o and_o if_o the_o colour_n be_v discharge_v take_v the_o pipkin_n from_o the_o fire_n and_o this_o be_v a_o sign_n that_o the_o lee_n have_v draw_v the_o tincture_n of_o the_o cochineel_n from_o the_o flox_n hang_v a_o hyprocras_n bag_n of_o linen_n over_o a_o great_a and_o capacious_a pan_n strain_n through_o this_o bag_n all_o the_o tincture_n from_o the_o pipkin_n and_o let_v the_o flox_n also_o go_v into_o the_o bag_n when_o the_o lee_n be_v drayn_v press_v the_o bag_n where_o the_o flox_n be_v that_o you_o may_v have_v all_o the_o tincture_n then_o wash_v the_o bag_n from_o the_o hair_n of_o the_o flox_n turn_v they_o inside_n outward_o that_o they_o may_v come_v forth_o pure_a and_o clean_a then_o take_v 12_o ounce_n of_o roch-alum_n powder_v put_v it_o into_o a_o great_a glass_n of_o cold_a water_n let_v they_o stand_v till_o all_o the_o alum_n be_v dissolve_v then_o fit_o place_v the_o say_a bag_n well_o wash_v from_o the_o hair_n of_o the_o flox_n betwixt_o two_o stick_n in_o the_o air_n the_o bag_n must_v be_v large_a at_o the_o mouth_n and_o narrow_a at_o the_o bottom_n sow_v in_o the_o manner_n of_o a_o round_a pyramid_n and_o under_o the_o bag_n set_v a_o clean_a pan_n than_o cast_v all_o the_o alum_n water_n into_o the_o pan_n where_o the_o tincture_n of_o cochineel_n be_v and_o you_o shall_v see_v the_o alum_n water_n sudden_o separate_v the_o tincture_n from_o the_o cochineel_n like_v as_o a_o coagulum_fw-la do_v then_o with_o a_o clean_a dish_n cast_v into_o the_o bag_n all_o the_o say_a tincture_n and_o lee_n which_o will_v run_v clear_a out_o of_o the_o bag_n but_o the_o tincture_n will_v stick_v to_o the_o bag_n and_o when_o all_o the_o water_n be_v well_o near_o out_o if_o happy_o any_o strain_n through_o somewhat_o colour_v pour_v it_o again_o into_o the_o bag_n and_o then_o this_o second_o time_n it_o will_v leave_v all_o the_o tincture_n in_o the_o bag_n and_o the_o lee_n will_v then_o run_v white_a and_o discharge_v of_o tincture_n then_o take_v clean_a stick_n and_o therewith_o mix_v the_o tincture_n which_o stick_v on_o the_o bag_n in_o gross_a piece_n and_o have_v in_o readiness_n new_a bake_a brick_n whereon_o spread_v little_a piece_n of_o linen_n and_o on_o the_o linen_n small_a piece_n of_o lake_n which_o you_o shall_v take_v out_o of_o the_o bag_n let_v they_o dry_v well_o spread_v they_o not_o too_o thick_a that_o they_o may_v soon_o dry_a for_o when_o the_o lake_n stand_v long_o wet_v it_o grow_v musty_a and_o make_v a_o foul_a colour_n wherefore_o you_o may_v when_o the_o brick_n have_v suck_v out_o much_o moisture_n take_v another_o new_a brick_n and_o so_o you_o shall_v soon_o dry_v it_o when_o it_o be_v dry_a take_v it_o from_o the_o linen_n and_o this_o be_v a_o good_a lake_n for_o painter_n which_o i_o have_v oftentimes_o make_v at_o pisa_n observe_v that_o if_o the_o colour_n be_v too_o deep_a you_o must_v give_v it_o more_o rock-alum_n but_o if_o too_o light_v less_o roch-alum_n for_o so_o the_o colour_n be_v make_v according_a to_o you_o gust_n and_o will_n lake_n of_o brasil_n and_o mad_a very_o fair_a chap._n cxviii_o if_o you_o will_v make_v a_o lake_n of_o these_o material_n each_o of_o they_o by_o themselves_o you_o shall_v do_v in_o every_o thing_n as_o be_v before_o say_v of_o cochineel_n colour_v the_o water_n with_o one_o of_o these_o material_n but_o you_o shall_v not_o use_v so_o much_o alum_n by_o a_o ounce_n as_o you_o do_v in_o cochineel_n for_o cochineel_n have_v its_o tincture_n deep_o than_o brasil_n &_o mad_a have_v wherefore_o you_o shall_v give_v they_o their_o proportion_n which_o you_o shall_v find_v by_o practice_n and_o also_o to_o one_o pound_n of_o flox_n you_o shall_v use_v more_o brasil_n or_o mad_a for_o they_o have_v not_o so_o great_a a_o tincture_n weight_n to_o weight_n as_o cochineel_n have_v and_o in_o this_o manner_n you_o shall_v have_v a_o very_a fair_a lake_n for_o painter_n and_o with_o less_o charge_n than_o that_o from_o cochineel_n and_o that_o from_o mad_a in_o particular_a will_v arise_v most_o fair_a and_o very_o sightly_o lake_n from_o cochineel_n after_o another_o and_o more_o easy_a manner_n chap._n cxix_o in_o this_o way_n invent_v by_o i_o at_o pisa_n you_o meet_v not_o with_o flox_n nor_o magisterie_n nor_o lee_n nor_o die_v the_o wool_n nor_o so_o many_o thing_n as_o go_v the_o former_a which_o indeed_o be_v a_o very_a laborious_a way_n though_o most_o true_a but_o this_o way_n be_v most_o easy_a and_o work_v the_o same_o effect_n and_o it_o be_v this_o which_o follow_v in_o a_o pottle_n of_o aqua_fw-la aquavitae_fw-la of_o the_o first_o run_v put_v one_o pound_n of_o roch_n alum_n well_o powder_v when_o it_o be_v all_o dissolve_v put_v in_o a_o ounce_n of_o cochineel_n powder_v and_o sist_v in_o every_o thing_n as_o before_o put_v all_o this_o in_o a_o glass_n body_n with_o a_o long_a neck_n and_o shake_v it_o well_o and_o the_o aqua_fw-la aquavitae_fw-la will_v be_v wonderful_o colour_v let_v they_o stand_v four_o day_n then_o empty_a this_o stuff_n into_o a_o clean_a earthen_a glaze_v pan_n then_o dissolve_v four_o ounce_n of_o roch-alum_n in_o common_a water_n cast_v this_o into_o the_o pan_n of_o aqua_fw-la aquavitae_fw-la colour_v with_o cochineel_n and_o put_v this_o into_o the_o hyppocras_n bag_n and_o so_o proceed_v throughout_o as_o in_o the_o 117_o chap._n this_o be_v a_o most_o noble_a lake_n from_o cochineel_n make_v with_o small_a pain_n and_o in_o much_o great_a quantity_n all_o this_o be_v try_v at_o pisa_n a_o transparent_a red_a in_o glass_n chap._n cxx_o take_v manganese_n ground_n to_o a_o impalpable_a powder_n mix_v it_o with_o as_o much_o more_o refine_a saltpetre_n set_v it_o to_o the_o fire_n in_o a_o earthen_a pan_n to_o reverberate_v and_o calcine_v 24_o hour_n then_o take_v and_o wash_v it_o with_o common_a warm_a water_n from_o its_o saltness_n the_o salt_n be_v separate_v dry_v it_o and_o it_o will_v be_v of_o a_o red_a colour_n hereto_o add_v its_o weight_n of_o shall_fw-mi ammoniac_a and_o grind_v they_o together_o on_o a_o porphyry_n
wet_v they_o with_o distil_a vinegar_n let_v they_o dry_a than_o put_v they_o in_o a_o retort_n which_o have_v a_o large_a body_n and_o a_o long_a neck_n give_v they_o a_o sublime_a fire_n in_o sand_n for_o 12_o hour_n then_o break_v the_o glass_n and_o take_v all_o that_o be_v sublime_v to_o the_o neck_n and_o body_n of_o the_o retort_n &_o mix_v it_o with_o the_o bottom_n &_o remain_a residence_n weigh_v they_o and_o add_v as_o much_o shall_fw-mi ammoniac_a as_o shall_v be_v want_v in_o this_o first_o sublimation_n grind_v they_o all_o together_o on_o a_o porphyry_n imbibe_v they_o with_o distil_a vinegar_n then_o sublime_a they_o in_o a_o retort_n as_o before_o and_o this_o sublimation_n be_v to_o be_v repeat_v after_o the_o same_o manner_n so_o long_o till_o the_o manganese_n remain_v all_o at_o the_o bottom_n fusible_a this_o be_v the_o medicine_n that_o colour_n crystal_n and_o past_a into_o a_o red_a diaphanous_a colour_n and_o into_o a_o ruby_n colour_n there_o be_v use_v of_o this_o medicine_n 20_o ounce_n to_o one_o of_o crystal_n or_o glass_n but_o more_o or_o less_o may_v be_v use_v thereof_o according_a as_o the_o colour_n require_v the_o manganese_n must_v be_v of_o the_o best_a from_o piedmont_n to_o colour_v glass_n of_o a_o fair_a and_o very_o sightly_o colour_n a_o red_a as_o red_a as_o blood_n chap._n cxxi_o put_v six_o pound_n of_o glass_n of_o lead_n common_a glass_n ten_o pound_n into_o a_o pot_n glaze_v with_o white_a glass_n when_o the_o glass_n be_v boil_v and_o refine_a give_v it_o copper_n calcine_v to_o redness_n according_a to_o discretion_n let_v they_o incorporate_v mix_v well_o the_o glass_n then_o give_v it_o so_o much_o tartar_n powder_v that_o the_o glass_n may_v become_v as_o red_a as_o blood_n if_o it_o be_v not_o so_o much_o colour_v add_v copper_n calcine_v to_o redness_n and_o tartar_n till_o it_o come_v to_o this_o colour_n the_o colour_n of_o a_o balass_n chap._n cxxii_o put_v crystal_n fritt_n in_o a_o pot_n into_o a_o furnace_n cast_v it_o thrice_o into_o water_n then_o thing_fw-mi it_o with_o manganese_n prepare_v into_o a_o clean_a purple_a then_o take_v alumen_fw-la catinum_fw-la fift_v fine_a put_v in_o thereof_o so_o much_o as_o will_v make_v the_o glass_n become_v purple_a and_o this_o you_o shall_v do_v eight_o time_n and_o know_v that_o alum_n make_v the_o glass_n grow_v yellow_a and_o a_o little_a reddish_n but_o not_o blakish_a and_o it_o always_o make_v the_o manganese_n fly_v away_o and_o the_o last_o time_n that_o you_o add_v manganese_n give_v not_o the_o glass_n more_o alum_n except_o the_o colour_n be_v too_o full_a and_o so_o you_o shall_v have_v a_o most_o fair_a ballast_n colour_n to_o extract_v the_o anima_fw-la saturni_n which_o serve_v for_o many_o thing_n in_o enamel_n and_o glass_n chap._n cxxiii_o put_v litharge_n well_o ground_n into_o a_o earthen_a pan_n well_o glaze_v pour_v upon_o it_o distil_a vinegar_n which_o must_v be_v high_a than_o it_o four_o finger_n let_v they_o stand_v till_o the_o vinegar_n be_v colour_v into_o a_o milky_a colour_n which_o it_o will_v sudden_o be_v decant_v off_o this_o colour_a vinegar_n and_o put_v new_a upon_o the_o litharge_n repeat_v this_o work_n till_o the_o vinegar_n become_v no_o more_o colour_v then_o let_v these_o colour_a vinegar_n stand_v in_o earthen_a pan_n glaze_v that_o the_o milky_a substance_n of_o the_o lead_n may_v sink_v to_o the_o bottom_n decant_v off_o the_o clear_a vinegar_n this_o milky_a material_a be_v the_o anima_fw-la saturni_n to_o wit_v the_o most_o noble_a part_n which_o serve_v for_o enamel_n and_o glass_n in_o many_o thing_n and_o if_o this_o white_a stuff_n precipitate_v not_o well_o cast_v upon_o it_o cold_a water_n which_o be_v wont_a to_o make_v it_o fall_v to_o the_o bottom_n and_o when_o it_o do_v not_o precipitate_v evaporate_v the_o vinegar_n and_o water_n and_o the_o more_o subtle_a part_n remain_v at_o the_o bottom_n good_a for_o many_o thing_n in_o this_o art_n a_o fair_a red_a to_o enamel_n gold_n chap._n cxxiv_o take_v crystal_n fritt_n make_v in_o this_o manner_n to_o wit_n salt_n of_o polverine_n ten_o pound_n white_a tarso_n fine_o ground_v eight_o pound_n make_v a_o solid_a past_a with_o this_o stuff_n and_o water_n and_o make_v thereof_o as_o it_o be_v small_a and_o thin_a wafer_n put_v these_o on_o earthen_a pan_n in_o a_o little_a furnace_n make_v in_o the_o fashion_n of_o a_o calcar_fw-la that_o they_o may_v be_v calcine_v with_o a_o good_a fire_n ten_o hour_n and_o in_o defect_n thereof_o put_v they_o in_o the_o furnace_n near_o the_o occhio_n for_o three_o or_o four_o day_n till_o they_o be_v well_o calcine_v take_v calcine_v lead_n and_o tin_n prepare_v as_o in_o chap._n 93._o tartar_n of_o white_a wine_n calcine_v of_o each_o two_o pound_n mix_v they_o well_o together_o and_o put_v they_o into_o a_o pot_n glaze_v with_o white_a glass_n let_v they_o melt_v and_o refine_v well_o then_o cast_v they_o into_o water_n do_v this_o twice_o then_o put_v they_o in_o the_o furnace_n and_o when_o well_o refine_v in_o the_o pot_n give_v they_o of_o copper_n calcine_v to_o redness_n ten_o ounce_n let_v the_o colour_n purify_v well_o then_o give_v it_o crocus_n martis_n make_v with_o aquafortis_n put_v it_o in_o by_o little_a and_o little_a as_o you_o do_v with_o manganese_n then_o let_v it_o settle_v six_o hour_n and_o see_v whether_o the_o colour_n be_v good_a if_o not_o give_v it_o crocus_n by_o little_a and_o little_a till_o you_o have_v the_o desire_a colour_n a_o fair_a red_a for_o gold_n after_o another_o manner_n chap._n cxxv_o take_v crystal_n fritt_n make_v as_o in_o chap._n 124._o four_o pound_n melt_v it_o in_o a_o clean_a pot_n glaze_v cast_v it_o when_o refine_v into_o water_n and_o refine_v it_o again_o in_o the_o furnace_n cast_v it_o into_o water_n a_o second_o time_n and_o refine_v it_o again_o then_o put_v in_o by_o little_a and_o little_a of_o calcine_v lead_n and_o tin_n purify_v half_o a_o ounce_n at_o a_o time_n let_v the_o calces_fw-la incorporate_a and_o when_o the_o glass_n become_v of_o a_o ash_n colour_n put_v in_o no_o more_o calces_fw-la for_o too_o much_o of_o they_o make_v the_o colour_n white_a and_o not_o good_a let_v the_o glass_n refine_v with_o the_o calces_fw-la then_o put_v into_o the_o glass_n fine_a red_a lead_n two_o ounce_n and_o when_o incorporate_v and_o refine_a well_o cast_v they_o into_o the_o water_n and_o set_v they_o in_o the_o furnace_n eight_o hour_n then_o take_v of_o the_o copper_n calcine_v to_o redness_n and_o of_o white_a crude_a tartar_n of_o each_o half_n a_o ounce_n put_v they_o and_o mix_v they_o well_o in_o the_o pot_n then_o add_v of_o lapis_n haematites_n wherewith_o the_o cutler_n burnish_v and_o of_o fix_a sulphur_n of_o each_o one_o drachm_n mix_v and_o incorporate_v these_o powder_n and_o see_v if_o the_o colour_n be_v too_o deep_a give_v it_o a_o little_a manganese_n which_o make_v it_o light_a and_o if_o it_o be_v too_o light_a a_o colour_n give_v it_o fix_v sulphur_n and_o lapis_fw-la haematites_n and_o a_o little_a of_o copper_n calcine_v to_o redness_n and_o a_o little_a tartar_n of_o white_a wine_n with_o discretion_n and_o do_v this_o till_o it_o come_v to_o the_o desire_a colour_n to_o fix_v sulphur_n for_o the_o work_n abovesaid_a chap._n cxxvi_o boil_v flower_n of_o brimstone_n in_o common_a oil_n a_o hour_n take_v they_o from_o the_o fire_n and_o cast_v upon_o they_o the_o strong_a vinegar_n and_o the_o sulphur_n will_v sudden_o sink_v to_o the_o bottom_n and_o the_o oil_n will_v swim_v upon_o the_o vinegar_n empty_a the_o oil_n and_o vinegar_n and_o put_v new_a oil_n upon_o the_o sulphur_n repeat_v this_o thrice_o and_o then_o you_o shall_v have_v a_o fix_a sulphur_n for_o the_o work_n abovesaid_a glass_n as_o red_a as_o blood_n which_o may_v serve_v for_o the_o abovesaid_a fair_a red._n chap._n cxxvii_o melt_v in_o a_o pot_n of_o glass_n of_o lead_n six_o pound_n crystal_n fritt_n ten_o pound_n cast_v they_o when_o refine_v into_o water_n put_v they_o again_o into_o the_o pot_n when_o they_o be_v well_o refine_v give_v this_o glass_n four_o or_o six_o ounce_n of_o copper_n calcine_v to_o redness_n let_v they_o boil_v and_o refine_v well_o then_o give_v they_o red_a tartar_n powder_v which_o incorporate_v with_o the_o glass_n let_v they_o refine_v and_o see_v if_o the_o colour_n please_v you_o and_o if_o it_o be_v not_o heighten_v with_o the_o copper_n and_o tartar_n put_v it_o again_o to_o anneal_a till_o it_o come_v to_o be_v sufficient_o red_a this_o be_v do_v to_o heighten_v the_o colour_n a_o approve_a way_n to_o make_v a_o fair_a red_a enamel_n for_o gold_n chap._n cxxviii_o take_v of_o crystal_n fritt_n boil_v it_o as_o in_o chap._n 124._o six_o pound_n refine_v it_o well_o in_o a_o
the_o furnace_n in_o ash_n or_o sand_n at_o a_o gentle_a fire_n and_o always_o evaporate_v a_o eight_o part_n of_o the_o say_a water_n then_o the_o furnace_n be_v cold_a empty_a this_o water_n full_o impregnate_v with_o salt_n into_o earthen_a pan_n glaze_v and_o when_o the_o water_n be_v settle_v 24_o hour_n filter_n it_o with_o diligence_n that_o the_o salt_n may_v be_v separate_v from_o the_o rest_n of_o the_o terrestriety_n and_o dregs_o let_v this_o lee_n be_v evaporate_v in_o glass_n body_n with_o a_o gentle_a fire_n and_o at_o last_o more_o gentle_a that_o the_o salt_n be_v not_o burn_v put_v this_o salt_n again_o into_o glass_n body_n to_o be_v dissolve_v in_o common_a water_n in_o every_o thing_n as_o before_o repeat_v this_o work_n till_o the_o salt_n yield_v no_o more_o terrestriety_n or_o dregs_o then_o shall_v you_o have_v a_o pure_a and_o perfect_a salt_n wherewith_o a_o fritt_v make_v with_o tarso_n as_o before_o will_v make_v a_o crystal_n which_o in_o fairness_n whiteness_n and_o cleverness_n will_v excel_v natural_a crystal_n a_o observation_n for_o gold_n yellow_a in_o crystal_n chap._n iu._n observe_v that_o when_o salt_n of_o tartar_n be_v mix_v with_o salt_n of_o polverine_n fritt_v make_v of_o the_o say_a salt_n be_v not_o good_a to_o make_v nor_o can_v make_v a_o gold_n yellow_a although_o it_o make_v all_o other_o colour_n but_o to_o make_v your_o gold_n yellow_a you_o must_v make_v fritt_v with_o salt_n take_v from_o polverine_n alone_o first_o purify_v as_o above_o for_o otherwise_o this_o yellow_a will_v not_o arise_v although_o this_o process_n be_v somewhat_o laborious_a and_o a_o small_a quantity_n of_o salt_n make_v therewith_o yet_o notwithstanding_o it_o will_v make_v a_o crystal_n worthy_a of_o all_o great_a prince_n be_v fit_a to_o make_v all_o sort_n of_o vessel_n and_o work_n this_o be_v my_o invention_n whereof_o i_o have_v many_o time_n make_v trial_n with_o happy_a success_n and_o my_o great_a content_n the_o way_n to_o make_v salt_n of_o fern_n which_o make_v a_o very_a fair_a crystal_n chap._n v._n in_o pisa_n i_o make_v experience_n of_o fern-ash_n which_o grow_v in_o great_a abundance_n in_o tuscany_n which_o herb_n must_v be_v cut_v from_o the_o earth_n when_o it_o be_v green_a from_o the_o end_n of_o may_n to_o the_o midst_n of_o june_n and_o in_o the_o moon_n increase_v when_o it_o be_v near_o its_o opposition_n with_o the_o sun_n for_o then_o the_o say_a herb_n be_v in_o its_o perfection_n and_o will_v then_o make_v more_o salt_n and_o of_o a_o better_a nature_n strength_n and_o whiteness_n than_o at_o other_o time_n for_o when_o it_o be_v suffer_v to_o dry_a of_o its_o self_n upon_o the_o ground_n it_o yield_v little_a salt_n and_o of_o little_a goodness_n this_o herb_n be_v thus_o cut_v and_o lay_v together_o soon_o wither_v then_o let_v it_o be_v well_o burn_v to_o ash_n with_o these_o ash_n and_o with_o the_o rule_n observation_n and_o diligence_n give_v before_o for_o the_o salt_n of_o the_o polverine_n of_o the_o levant_n be_v extract_v a_o pure_a and_o good_a salt_n wherewith_o i_o have_v make_v fritt_v with_o good_a and_o well_o serce_v tarso_n the_o which_o fritt_n melt_v well_o in_o the_o pot_n and_o yield_v a_o fair_a crystal_n and_o much_o better_a than_o the_o ordinary_a crystal_n because_o it_o have_v more_o strength_n and_o bend_v much_o better_o which_o the_o ordinary_a crystal_n do_v not_o it_o be_v draw_v into_o fine_a thread_n such_o as_o i_o cause_v to_o be_v draw_v and_o to_o this_o fritt_n may_v be_v give_v a_o wonderful_a yellow_a gold_n colour_n observe_v that_o there_o be_v in_o it_o no_o salt_n of_o tartar_n for_o neither_o from_o this_o will_v the_o gold_n yellow_a arise_v and_o the_o gold_n yellow_a which_o be_v give_v to_o this_o crystal_n be_v much_o fair_a and_o pleasant_a than_o can_v be_v wrought_v with_o the_o crystal_n make_v with_o the_o salt_n of_o the_o levant_n polverine_n and_o with_o that_o crystal_n can_v be_v make_v all_o sort_n of_o work_n as_o with_o the_o other_o the_o way_n to_o make_v another_o salt_n which_o will_v produce_v a_o marvellous_a and_o wonderful_a crystal_n chap._n vi_o let_v there_o be_v make_v ash_n after_o the_o manner_n aforesaid_a of_o the_o cod_n and_o stalkâ—_n of_o bean_n dry_v in_o the_o summer_n when_o you_o husbandman_n have_v thrash_v and_o separate_v the_o bean_n with_o which_o ash_n with_o the_o rule_n and_o pain_n abovesaid_a in_o the_o salt_n of_o polverine_n a_o marvellous_a salt_n be_v extract_v wherewith_o be_v make_v a_o very_a noble_a fritt_n with_o white_a and_o well_o serce_v tarso_n which_o in_o pot_n will_v make_v most_o beautiful_a crystal_n the_o same_o may_v be_v do_v with_o the_o ash_n of_o colewort_n bramble_n berry_n bush_n and_o also_o with_o stalk_n of_o millet_n rush_n and_o fen_n reed_n and_o many_o other_o herb_n which_o yield_v a_o salt_n wherewith_o make_v frit_n after_o you_o accustom_a manner_n will_v be_v make_v most_o beautiful_a crystal_n as_o every_o noble_a and_o curious_a spirit_n may_v try_v by_o experience_n for_o thereby_o more_o be_v learned_a than_o by_o long_a study_n a_o salt_n that_o will_v make_v a_o very_a fair_a crystal_n chap._n vii_o take_v the_o salt_n of_o lime_n which_o serve_v for_o building_n and_o this_o salt_n purify_v and_o mix_v with_o the_o ordinary_a salt_n of_o polverine_n of_o the_o levant_n about_o two_o pound_n to_o a_o 100_o that_o be_v two_o pound_n of_o salt_n of_o lime_n to_o a_o 100_o pound_n of_o the_o salt_n of_o polverine_n purify_v and_o well_o make_v as_o abovesaid_a with_o this_o salt_n so_o mix_v be_v usual_o make_v ordinary_a fritt_n and_o be_v put_v in_o the_o pot_n to_o clarify_v as_o shall_v be_v hereafter_o declare_v in_o the_o way_n of_o make_v of_o crystalline_a crystal_n and_o common_a glass_n and_o so_o thus_o make_v a_o very_a fair_a and_o beautiful_a crystal_n the_o way_n to_o make_v ordinary_a fritt_n to_o wit_n of_o polverine_n rochetta_n and_o barillia_fw-la of_o spain_n chap._n viii_o fritt_n be_v nothing_o else_o but_o a_o calcination_n of_o those_o material_n which_o make_v glass_n and_o although_o they_o may_v be_v melt_v and_o make_v glass_n without_o calcination_n yet_o this_o will_v succeed_v with_o length_n of_o time_n and_o weariness_n and_o therefore_o this_o calcination_n be_v invent_v to_o calcine_v the_o fritt_n in_o the_o calcar_fw-la which_o when_o it_o be_v calcine_v and_o the_o proportion_n of_o the_o material_n be_v adjust_v agreeable_a to_o the_o goodness_n of_o the_o barillia_fw-la present_o melt_v in_o the_o pot_n and_o wonderful_o clarify_v fritt_n make_v of_o polverine_n make_v ordinary_a white_a glass_n fritt_n from_o rochetta_n of_o the_o levant_n make_v the_o fair_a glass_n call_v crystal_n barillia_fw-la of_o spain_n though_o it_o be_v usual_o fat_a than_o the_o former_a yet_o it_o make_v not_o a_o glass_n so_o white_a and_o fair_a as_o that_o of_o the_o levant_n because_o it_o always_o incline_v a_o little_a to_o a_o azure_a colour_n to_o make_v then_o fritt_v serce_v the_o polverine_n through_o a_o fine_a serce_a the_o small_a piece_n which_o pass_v not_o let_v they_o be_v pound_v in_o stone_n mottar_n the_o like_a be_v to_o be_v do_v with_o the_o rochetta_n and_o barillia_fw-la to_o wit_v every_o one_o by_o its_o self_n and_o be_v sure_a that_o they_o be_v well_o pound_v and_o serce_v through_o a_o fine_a serce_a for_o as_o the_o common_a proverb_n in_o this_o art_n say_v a_o fine_a serce_a and_o dry_a wood_n bring_v honour_n to_o the_o furnace_n now_o whatsoever_o the_o quantity_n of_o the_o barillia_fw-la be_v for_o example_n a_o 100_o pound_n of_o it_o common_o require_v from_o 80_o pound_n to_o 90_o of_o tarso_n which_o must_v be_v fine_o beat_v and_o then_o fine_o serce_v more_o or_o less_o according_a to_o the_o goodness_n of_o the_o barillia_fw-la and_o its_o fatness_n whereof_o you_o need_v not_o make_v a_o essay_n how_o much_o it_o hold_v as_o be_v know_v by_o art_n then_o with_o sand_n and_o especial_o with_o that_o from_o tuscanie_n find_v in_o the_o vale_n of_o arnus_n be_v much_o fat_a and_o have_v in_o it_o more_o plenty_n of_o salt_n than_o tarso_n have_v there_o be_v never_o add_v more_o than_o 6_o or_o 8_o pound_n to_o the_o hundred_o now_o this_o sand_n must_v be_v wash_v from_o all_o it_o be_v unprofitable_a terrestriety_n and_o serce_v and_o then_o this_o will_v make_v a_o white_a and_o good_a glass_n for_o tarso_n always_o make_v much_o fair_a glass_n than_o any_o sand_n that_o be_v in_o tuscany_n the_o due_a quantity_n of_o sand_n or_o tarso_n be_v find_v out_o mix_v and_o unite_v they_o first_o well_o together_o with_o the_o barillia_fw-la or_o polverine_n well_o sift_v and_o so_o put_v they_o into_o the_o calcar_fw-la when_o it_o be_v hot_a &_o at_o first_o mix_v &_o spread_v
water_n into_o the_o say_a pan_n after_o the_o same_o manner_n and_o upon_o the_o remainder_n of_o the_o tartar_n and_o let_v they_o boil_v as_o before_o repeat_v this_o until_o the_o water_n become_v no_o more_o saltish_a than_o filtre_n these_o water_n impregnate_v with_o salt_n and_o put_v the_o clean_a filter_v lee_n into_o glass_n body_n to_o evaporate_v in_o the_o ash_n of_o the_o furnace_n at_o a_o gentle_a heat_n and_o in_o the_o bottom_n there_o will_v remain_v a_o white_a salt_n dissolve_v this_o salt_n in_o warm_a water_n let_v it_o settle_v two_o day_n then_o evaporate_v it_o in_o glass_n body_n at_o a_o gentle_a heat_n and_o there_o will_v remain_v at_o the_o bottom_n a_o salt_n much_o white_a than_o at_o the_o first_o time_n dissolve_v this_o salt_n again_o and_o after_o two_o day_n settle_v filtre_n and_o evaporate_v it_o in_o every_o thing_n as_o before_o repeat_v this_o manner_n of_o dissolve_v filter_a evaporate_n this_o salt_n of_o tartar_n four_o time_n which_o then_o will_v be_v a_o salt_n much_o white_a than_o snow_n and_o purify_v from_o the_o great_a part_n of_o its_o terrestriety_n which_o salt_n mix_v with_o polverine_n or_o rochetta_n serce_v with_o a_o dose_n of_o tarso_n or_o sand_n will_v make_v a_o fritt_n which_o in_o the_o pot_n will_v yield_v crystalline_a and_o common_a glass_n much_o fair_a than_o that_o that_o be_v make_v without_o the_o addition_n of_o this_o salt_n of_o tartar_n and_o although_o a_o fair_a notwithstanding_o a_o much_o fair_a may_v be_v make_v with_o it_o to_o prepare_v zaffer_n which_o serve_v for_o many_o colour_n chap._n xii_o take_v zaffer_n in_o gross_a piece_n put_v it_o into_o earthen_a pan_n let_v it_o stand_v half_a a_o day_n in_o the_o furnace_n &_o then_o put_v it_o into_o a_o iron_n ladle_n to_o be_v heat_v red_a hot_a in_o the_o furnace_n take_v it_o thence_o thus_o hot_a and_o sprinkle_v it_o with_o strong_a vinegar_n as_o soon_o as_o it_o be_v cold_a grind_v it_o fine_a on_o a_o porphyry_n stone_n wash_v it_o in_o earthen_a pan_n glaze_v with_o much_o warm_a water_n always_o suffer_v the_o zaffer_n to_o settle_v to_o the_o bottom_n then_o decant_v it_o gentle_o off_o this_o will_v carry_v away_o the_o foulness_n and_o terrestriety_n from_o the_o zaffer_n and_o what_o be_v good_a and_o the_o tincture_n thereof_o will_v remain_v at_o the_o bottom_n which_o thus_o prepare_v and_o purify_v will_v thing_fw-mi much_o better_a than_o at_o first_o make_v a_o limpid_a and_o clear_a tincture_n which_o dry_a and_o keep_v in_o vessel_n close_v for_o use_n to_o prepare_v manganese_n to_o colour_v glass_n chap._n xiii_o take_v manganese_n of_o piedmont_n for_o this_o be_v the_o best_a of_o all_o the_o manganese_n at_o this_o day_n know_v in_o the_o art_n of_o glass_n at_o venice_n there_o be_v not_o always_o plenty_n and_o at_o moran_n none_o other_o be_v use_v in_o tuscanie_n and_o liguria_n there_o be_v enough_o but_o that_o hold_v much_o iron_n and_o make_v a_o black_a foul_a colour_n that_o of_o piedmont_n make_v a_o very_a fair_a murry_n and_o at_o last_o leave_v the_o glass_n white_a and_o take_v away_o the_o greenness_n and_o blewness_n from_o it_o put_v this_o manganese_n in_o piece_n into_o iron_n ladle_n and_o proceed_v throughout_o as_o in_o prepare_v zaffer_n to_o make_v ferretto_n of_o spain_n which_o serve_v to_o colour_v glass_n chap._n fourteen_o to_o make_v ferretto_n be_v nothing_o but_o a_o simple_a calcination_n of_o copper_n that_o the_o metal_n be_v open_v may_v communicate_v its_o tincture_n to_o glass_n which_o calcination_n when_o it_o be_v well_o make_v without_o doubt_n make_v divers_a and_o very_o beautiful_a colour_n this_o calcination_n be_v make_v many_o way_n i_o shall_v set_v down_o two_o of_o they_o not_o only_o easy_a but_o of_o time_n use_v by_o i_o with_o effect_n very_o fair_a in_o glass_n whereof_o the_o first_o be_v this_o that_o follow_v to_o wit_n take_v thin_a copper-plate_n of_o the_o bigness_n of_o a_o florentine_a and_o have_v one_o or_o more_o melt_a pot_n of_o the_o goldsmith_n and_o in_o the_o bottom_n of_o these_o pot_n make_v a_o layer_n of_o brimstone_n powder_v than_o a_o layer_n of_o the_o say_a plate_n and_o over_o they_o another_o layer_n of_o powder_a brimstone_n and_o another_o of_o copper-plate_n as_o before_o and_o in_o this_o order_n fill_v the_o pot_n which_o be_v otherwise_o say_v to_o make_v a_o s_o s_o s._n cover_n and_o lute_n well_o and_o dry_a this_o pot_n and_o put_v it_o into_o a_o open_a wind_n furnace_n amid_o burn_a coal_n and_o a_o strong_a fire_n must_v be_v give_v to_o it_o for_o 2_o hour_n let_v it_o cool_v and_o you_o shall_v find_v the_o copper_n calcine_v and_o it_o will_v be_v break_v in_o piece_n by_o the_o finger_n as_o if_o it_o be_v dry_a earth_n and_o will_v be_v raise_v into_o a_o black_a and_o red_a colour_n this_o copper_n be_v beat_v small_a and_o serce_v in_o a_o fine_a serce_n be_v keep_v well_o close_v for_o use_n another_o way_n to_o make_v ferretto_n of_o spain_n chap._n xv._o this_o second_o way_n of_o make_v burn_v copper_n though_o it_o be_v more_o laborious_a than_o the_o first_o yet_o it_o will_v do_v its_o effect_n in_o glass_n more_o than_o ordinary_a thâ—_n copper_n then_o instead_o of_o make_v a_o sss_n with_o brimstone_n must_v make_v a_o sss_n with_o vitriol_n and_o then_o calcine_v it_o let_v it_o stand_v three_o day_n in_o the_o floor_n of_o the_o furnace_n neat_fw-mi the_o occhio_n then_o take_v it_o out_o &_o make_v another_o sss_n with_o new_a vitriol_n keep_v it_o in_o reverberation_n as_o before_o &_o this_o calcination_n with_o copperas_n must_v be_v repeat_v six_o time_n and_o then_o you_o shall_v have_v a_o most_o noble_a burn_a copper_n which_o in_o colour_n will_v work_v more_o than_o ordinary_a effect_n to_o make_v crocus_n ferri_n otherwise_o call_v crocus_n martis_n to_o colour_v glass_n chap._n xvi_o crocus_n martis_n be_v nothing_o else_o but_o a_o subtilise_n and_o calcination_n of_o iron_n by_o mean_n whereof_o its_o tincture_n which_o be_v most_o red_a in_o glass_n be_v so_o open_v that_o it_o communicate_v its_o self_n to_o glass_n &_o not_o only_o manife_v itself_o but_o make_v all_o other_o metalline_a colour_n which_o ordinary_o be_v hide_v and_o dead_a in_o glass_n appear_v fair_a and_o resplendent_a i_o will_v set_v down_o four_o way_n to_o make_v it_o and_o the_o first_o be_v take_v file_n of_o iron_n if_o you_o can_v have_v they_o those_o of_o steel_n be_v better_a mix_v they_o well_o with_o three_o part_n of_o powder_a brimstone_n and_o keep_v they_o in_o a_o melt_a pot_n in_o a_o furnace_n to_o calcine_v and_o burn_v well_o off_o all_o the_o brimstone_n which_o soon_o succeed_v let_v they_o stand_v four_o hour_n in_o burn_a coal_n then_o take_v and_o powder_n and_o serce_v they_o through_o a_o fine_a serce_a and_o put_v they_o into_o a_o chrysible_a cover_v and_o lute_v at_o the_o top_n &_o set_v they_o in_o the_o leer_n of_o the_o furnace_n near_o the_o occhio_n or_o the_o cavalet_fw-la 15_o day_n or_o more_o which_o then_o gain_v a_o reddiss_fw-la peacock-like_a colour_n as_o if_o it_o be_v purple_a this_o be_v keep_v in_o a_o close_a vessel_n for_o the_o use_n of_o glass_n colour_n for_o it_o work_v many_o fair_a feat_n the_o second_o way_n to_o make_v crocus_n martis_n chap._n xvii_o this_o second_o way_n of_o make_v corcus_n martis_n with_o so_o much_o ease_n aught_o to_o be_v much_o esteem_v of_o since_o the_o crocus_n make_v in_o this_o manner_n make_v appear_v in_o glass_n the_o true_a red_a colour_n of_o blood_n and_o the_o manner_n of_o make_v it_o be_v thus_o take_v file_n of_o iron_n steel_n be_v better_o mix_v they_o well_o in_o earthen_a pan_n with_o strong_a vinegar_n only_o sprinkle_v they_o so_o much_o that_o they_o may_v be_v wet_a throughout_o spread_v they_o in_o pan_n and_o set_v they_o in_o the_o sun_n till_o they_o be_v dry_a or_o in_o the_o open_a air_n when_o the_o sun_n be_v cloudy_a when_o dry_a powder_v they_o and_o if_o they_o be_v any_o whit_n in_o lump_n sprinkle_v they_o with_o new_a vinegar_n then_o dry_a and_o powder_v they_o as_o before_o repeat_v this_o work_n 8_o time_n then_o grind_v and_o serce_v they_o fine_a and_o you_o have_v a_o most_o fine_a powder_n of_o the_o colour_n of_o brick_n powder_v which_o keep_v in_o vessel_n to_o colour_n glass_n a_o three_o way_n to_o make_v crocus_n martis_n chap._n xviii_o this_o three_o way_n of_o make_v crocus_n martis_n be_v a_o way_n by_o which_o the_o deep_a colour_n of_o iron_n be_v make_v more_o manifest_a than_o may_v seem_v credible_a and_o in_o glass_n be_v see_v the_o truth_n and_o proof_n thereof_o sprinkle_n file_n of_o steel_n with_o aquafortis_n in_o glaze_v pan_n see_v they_o in_o the_o sun_n to_o dry_v powder_v
water_n that_o this_o glass_n may_v not_o draw_v away_o with_o it_o the_o marble_n and_o scale_v it_o which_o it_o always_o do_v when_o the_o marble_n be_v not_o wet_v and_o incorporate_v it_o into_o its_o self_n this_o stick_v of_o the_o marble_n make_v a_o foul_a colour_n in_o the_o work_n wherefore_o continual_o wet_v the_o marble_n while_o this_o glass_n be_v wrought_v otherwise_o all_o the_o fairness_n and_o beauty_n will_v be_v take_v from_o it_o do_v thus_o as_o often_o as_o you_o take_v the_o metal_n out_o of_o the_o pot_n this_o sort_n of_o glass_n be_v so_o tender_a that_o if_o it_o be_v not_o cool_v in_o the_o furnace_n and_o take_v a_o little_a at_o a_o time_n and_o hold_v on_o the_o iron_n and_o the_o marble_n continual_o wet_v it_o be_v impossible_a to_o work_v it_o which_o proceed_v from_o the_o calcine_v lead_n which_o make_v it_o most_o tender_a as_o a_o caudle_n glass_n of_o lead_n of_o a_o wonderful_a emerald_n colour_n chap._n lxv_o take_v of_o polverine_n fritt_n 20_o pound_n lead_v calcine_v 16_o pound_n serce_v these_o two_o powder_n first_o by_o themselves_o then_o when_o well_o mix_v put_v they_o in_o a_o pot_n not_o too_o hot_a and_o at_o the_o end_n of_o 8_o or_o 10_o hour_n they_o will_v be_v melt_v then_o cast_v they_o into_o water_n and_o separate_v the_o lead_n put_v they_o a_o second_o time_n into_o the_o pot_n and_o in_o 6_o or_o 8_o hour_n they_o will_v be_v melt_v then_o cast_v they_o into_o water_n and_o separate_v the_o lead_n this_o be_v twice_o do_v the_o metal_n will_v be_v free_v from_o all_o the_o lead_n and_o all_o the_o unctuosity_n which_o caleâ—ned_v lead_n and_o polverine_n give_v it_o and_o will_v acquire_v a_o most_o bright_a and_o shine_a colour_n and_o in_o few_o hour_n it_o will_v run_v and_o become_v very_o clear_a then_o give_v it_o braf_v thrice_o calcine_v make_v as_o in_o chap._n 28._o fix_v ounce_n and_o therewith_o mix_v a_o penny_n weight_n of_o crocus_n martis_n make_v with_o vinegar_n put_v in_o this_o mixture_n at_o six_o time_n always_o mix_v well_o the_o glass_n and_o take_v at_o each_o time_n the_o interval_n of_o say_v the_o creed_n let_v this_o gloâ—s_n settle_v a_o hour_n then_o mix_v and_o take_v a_o proof_n thereof_o when_o you_o like_v the_o colour_n let_v they_o incorporate_v 8_o hour_n then_o work_v they_o into_o drink_v glass_n which_o will_v appear_v in_o a_o colour_n proper_a to_o the_o emerald_n of_o the_o old_a oriental_a rock_n with_o natural_a shine_a and_o glitter_v let_v this_o glass_n stand_v in_o a_o pot_n when_o sufficient_o colour_v till_o it_o have_v consume_v all_o the_o dregs_o and_o till_o it_o be_v perfect_o refine_a and_o then_o it_o will_v be_v so_o like_o the_o natural_a emerald_n that_o you_o can_v hardly_o know_v one_o from_o the_o other_o another_o wonderful_a green_a emerald_n beyond_o all_o other_o green_n chap._n lxvi_o this_o be_v make_v in_o every_o thing_n as_o the_o emerald-green_a in_o chap._n 65._o but_o with_o this_o difference_n that_o this_o only_a take_v six_o ounce_n of_o the_o powder_n of_o the_o caput_fw-la mortuum_fw-la of_o vitriolum_fw-la veneris_fw-la make_v as_o in_o chap._n 131._o 132._o and_o the_o other_o the_o same_o quantity_n of_o brass_n prepare_v this_o happy_o be_v the_o rare_a green_a that_o can_v be_v make_v any_o way_n whatsoever_o which_o i_o have_v often_o make_v to_o my_o content_n topaz_n colour_n in_o glass_n of_o lead_n chap._n lxvii_o take_v crystal_n fritt_n instead_o of_o polverine_n fritt_n 15_o pound_n lead_v calcine_v 12_o pound_n mix_v and_o serce_v they_o both_o together_o set_v they_o in_o the_o furnace_n not_o too_o hot_a at_o the_o end_n of_o 8_o hour_n cast_v they_o into_o water_n separate_z the_o lead_n from_o the_o pot_n and_o glass_n and_o repeat_v this_o twice_o then_o hereto_o add_v half_a glass_n of_o a_o gold_n yellow_a colour_n let_v they_o incorporate_v and_o purify_v for_o a_o oriental_a topaz_n a_o sky_n or_o sea-green_a in_o glass_n of_o lead_n chap._n lxviii_o take_v crystal_n fritt_n 16_o pound_n lead_v calcine_v 10_o pound_n mix_v and_o serce_v they_o well_o together_o set_v they_o in_o the_o furnace_n in_o 12_o hour_n the_o stuff_n will_v be_v melt_v cast_v both_o it_o and_o the_o pot_n into_o water_n separate_z the_o lead_n let_v they_o stand_v in_o the_o furnace_n 8_o hour_n a_o second_o time_n then_o cast_v they_o into_o water_n a_o second_o time_n and_o separate_v the_o lead_n put_v they_o in_o the_o furnace_n and_o in_o 8_o hour_n your_o metal_n will_v be_v most_o clear_a then_o take_v of_o brass_n calcine_v 4_o ounce_n of_o zaffer_n prepare_v a_o quarter_n of_o a_o ounce_n mix_v these_o well_o and_o put_v in_o this_o mixture_n at_o 4_o time_n to_o the_o glass_n of_o lead_n and_o at_o the_o end_n of_o two_o hour_n mix_v well_o the_o glass_n and_o take_v a_o proof_n then_o let_v the_o glass_n stand_v 10_o hour_n in_o which_o time_n the_o colour_n will_v be_v well_o incorporate_v and_o the_o glass_n be_v very_o well_o perfect_v and_o be_v fit_a to_o be_v wrought_v in_o any_o work_n the_o colour_n of_o a_o granat_n in_o glass_n of_o lead_n chap._n lxix_o mix_o 20_o pound_n of_o crystal_n fritt_n with_o 16_o pound_n of_o calcine_v lead_n serce_a and_o put_v they_o into_o a_o pot_n and_o to_o they_o of_o manganese_n three_o ounce_n of_o zaffer_n half_o a_o ounce_n both_o prepare_v let_v they_o stand_v 12_o hour_n cast_v they_o into_o water_n and_o separate_v the_o lead_n put_v they_o again_o into_o the_o furnace_n and_o let_v they_o purify_v 10_o hour_n then_o mix_v they_o and_o take_v a_o proof_n when_o the_o colour_n be_v perfect_a and_o of_o a_o fair_a granat_n work_v the_o glass_n as_o before_o sapphire_n colour_n in_o glass_n of_o lead_n chap._n lxx_o take_v 15_o pound_n of_o crystal_n fritt_n and_o lead_v calcine_v 12_o pound_n mix_v and_o serce_v they_o well_o together_o then_o add_v to_o they_o two_o ounce_n of_o zaffer_n and_o of_o manganese_n a_o penny_n weight_n both_o prepare_v let_v they_o stand_v in_o the_o furnace_n 12_o hour_n cast_v they_o into_o water_n and_o separate_v the_o lead_n repeat_v this_o a_o second_o time_n and_o you_o shall_v have_v the_o colour_n of_o a_o oriental_a sapphire_n very_o beautiful_a and_o fair_a with_o the_o mixture_n of_o a_o double_a violet_n colour_n a_o yellow_a gold_n colour_n in_o glass_n of_o lead_n chap._n lxxi_o take_v of_o crystal_n fritt_n and_o calcine_v lead_n of_o each_o 16_o pound_n mix_v and_o serce_v they_o well_o and_o add_v to_o they_o of_o brass_n thrice_o burn_v six_o ounce_n crocus_n martis_n make_v with_o vinegar_n 2_o penny_n weight_n put_v they_o well_o mix_v in_o the_o furnace_n let_v they_o stand_v 12_o hour_n than_o cast_v they_o into_o water_n separate_z the_o lead_n set_v they_o in_o the_o furnace_n other_o 12_o hour_n and_o in_o that_o time_n it_o will_v be_v clear_a mix_v they_o and_o take_v a_o proof_n if_o it_o wax_v green_a give_v it_o a_o little_a crocus_n martis_n which_o take_v away_o the_o greeness_n till_o it_o become_v a_o most_o fair_a gold_n yellow_a colour_n often_o make_v by_o i_o the_o colour_n of_o lapis_n lazuli_n chap._n lxxii_o melt_v the_o fair_a lattimo_fw-la make_v as_o in_o chap._n 55._o with_o the_o white_a crystal_n and_o most_o tender_a in_o a_o pot_n when_o it_o be_v well_o melt_v give_v it_o of_o blue_a painter_n smalt_v by_o little_a and_o little_a and_o when_o the_o colour_n be_v good_a let_v it_o stand_v in_o the_o fire_n two_o hour_n and_o make_v a_o proof_n and_o when_o it_o be_v good_a let_v it_o stand_v 12_o hour_n mix_v they_o and_o work_v they_o if_o the_o metal_n rise_v put_v in_o a_o piece_n of_o leaf_n gold_n to_o diminish_v the_o rise_n this_o will_v be_v very_o like_o the_o natural_a lapis_fw-la lazuli_fw-la the_o way_n to_o colour_v natural_a crystal_n of_o a_o viper_n colour_n without_o melt_v it_o chap._n lxxiii_o take_v natural_a crystal_n of_o a_o good_a water_n and_o very_o clear_a free_a from_o terrestriety_n in_o several_a piece_n of_o divers_a magnitude_n crude_a antimony_n yellow_a orpiment_n of_o each_o powder_a two_o ounce_n shall_fw-mi ammoniac_a one_o ounce_n powder_n and_o mix_v well_o these_o three_o last_o put_v this_o mixture_n in_o the_o bottom_n of_o a_o crysible_a that_o wiil_n bear_v the_o fire_n and_o above_o this_o mixture_n the_o crystall_n in_o piece_n then_o cover_v this_o chrysible_a with_o another_o mouth_n to_o mouth_n lute_z they_o well_o and_o when_o they_o be_v dry_a set_v they_o in_o coal_n which_o kindle_v by_o little_a and_o little_a and_o when_o they_o begin_v to_o fire_n let_v they_o flame_n of_o themselves_o and_o then_o they_o will_v smoke_v much_o do_v this_o operation_n in_o a_o large_a chimney_n and_o avoid_v the_o dangerous_a and_o deadly_a fume_n when_o all_o
glaze_v pot_n and_o give_v it_o fine_a calx_fw-la of_o lead_n and_o tin_n prepare_v as_o in_o chap._n 113._o four_o ounce_n at_o four_o time_n when_o well_o refine_v and_o incorporate_v cast_v they_o into_o water_n and_o then_o melt_v and_o refine_v they_o well_o again_o in_o the_o furnace_n and_o give_v this_o glass_n at_o three_o time_n one_o ounce_n and_o a_o half_a of_o copper_n calcine_v to_o redness_n which_o make_v the_o deep_a red_a mix_v the_o glass_n well_o and_o let_v this_o powder_n incorporate_a and_o refine_v well_o in_o the_o glass_n and_o within_o two_o hour_n give_v it_o crocus_n martis_n make_v as_o in_o chap._n 16._o one_o ounce_n &_o a_o half_a at_o three_o time_n let_v it_o mix_v and_o incorporate_v well_o in_o the_o glass_n three_o hour_n then_o add_v six_o ounce_n of_o tartar_n burn_v with_o one_o ounce_n of_o the_o soot_n of_o the_o chimney_n well_o vitrify_v and_o with_o these_o powder_n mix_v half_a a_o ounce_n of_o the_o say_v crocus_n martis_n put_v these_o powder_n well_o ground_n into_o the_o glass_n at_o four_o time_n mix_v they_o well_o and_o interpose_v a_o little_a space_n between_o each_o time_n for_o they_o make_v the_o glass_n swell_v and_o boil_v exceed_o when_o all_o the_o powder_n be_v put_v in_o let_v the_o glass_n refine_v three_o hour_n then_o remix_v they_o and_o take_v a_o proof_n to_o wit_n a_o little_a bowl_n of_o glass_n and_o scald_v it_o well_o if_o it_o take_v a_o transparent_a red_a as_o blood_n it_o be_v well_o if_o not_o give_v it_o new_a tartar_n burn_v with_o soot_n and_o crocus_n martis_n by_o little_a and_o little_a till_o it_o come_v to_o the_o desire_a colour_n let_v the_o glass_n stand_v to_o settle_v and_o a_o hour_n after_o you_o put_v in_o the_o powder_n take_v another_o proof_n as_o before_o this_o be_v good_a to_o enamel_n and_o prove_v often_o time_n at_o pisa_n a_o transparent_a red._n chap._n cxxix_o calcine_v gold_n with_o aqua-regis_a many_o time_n pour_v the_o water_n upon_o it_o five_o or_o six_o time_n then_o put_v this_o powder_n of_o gold_n in_o earthen_a pan_n to_o calcine_v in_o the_o furnace_n till_o it_o become_v a_o red_a powder_n which_o will_v be_v in_o many_o day_n than_o this_o powder_n add_v in_o sufficient_a quantity_n and_o by_o little_a and_o little_a to_o fine_a crystal_n glass_n which_o have_v be_v often_o cast_v into_o water_n will_v make_v the_o transparent_a red_n of_o a_o ruby_n as_o by_o experience_n be_v find_v the_o way_n to_o fix_v sulphur_n for_o a_o rose-red_n to_o enamel_n on_o gold_n chap._n cxxx_o make_v a_o strong_a lee_n of_o lime_n and_o oaken_a ash_n boil_v sufficient_o sulphur_n in_o this_o lee_n which_o take_v away_o a_o certain_a unctuous_a and_o combustible_a colour_n which_o sulphur_n have_v in_o it_o by_o change_v the_o lee_n the_o sulphur_n become_v white_a and_o incombustible_a and_o fix_v good_a to_o make_v this_o rose-red_n for_o the_o goldsmith_n to_o enamel_n upon_o gold_n vitriolum_fw-la veneris_fw-la which_o be_v begin_v at_o the_o end_n of_o 31_o chap._n chap._n cxxxi_o set_v chrysibles_n lute_v and_o cover_v in_o a_o open_a wind_n furnace_n with_o burn_a 〈◊〉_d over_o they_o let_v they_o stand_v two_o hour_n and_o then_o at_o last_o let_v the_o furnace_n cool_v of_o itself_o then_o take_v out_o the_o chrysibles_n and_o you_o shall_v find_v the_o copper_n calcine_v to_o a_o blackish_a colour_n have_v a_o obscure_a purple_a which_o powder_n and_o serce_v well_o then_o take_v a_o round_a vessel_n of_o bake_a earth_n plain_a at_o the_o bottom_n which_o will_v bear_v the_o fire_n set_v these_o pan_n in_o a_o open_a wind_n furnace_n on_o iron_n bar_v set_v across_o fill_v the_o pan_n with_o kindle_a coal_n and_o put_v in_o the_o aforesaid_a calcine_v brass_n wherewith_o you_o have_v first_o mix_v to_o every_o pound_n weight_n there_o of_o six_o ounce_n of_o common_a brimstone_n powder_v &_o when_o the_o fire_n begin_v to_o heat_v the_o pan_n and_o the_o brimstone_n to_o flame_n and_o burn_v continual_o stir_v the_o copper_n with_o a_o long_a iron_n have_v a_o hoock_v at_o the_o top_n that_o it_o may_v not_o stick_v nor_o cleave_v to_o the_o pan_n continue_v this_o till_o all_o the_o sulphur_n be_v burn_v and_o smoke_n no_o more_o then_o take_v the_o pan_n from_o the_o fire_n thus_o hot_a and_o all_o the_o copper_n with_o a_o iron_n ladle_n or_o like_a thing_n powder_n it_o well_o in_o a_o brass_n mortar_n and_o serce_v it_o which_o will_v then_o be_v a_o black_a powder_n proceed_v thrice_o with_o the_o same_o quantity_n of_o copper_n and_o brimstone_n in_o every_o thing_n as_o before_o observe_v that_o at_o the_o three_o calcination_n you_o let_v the_o pan_n stand_v over_o the_o fire_n so_o long_o that_o the_o copper_n acquire_v a_o red_a lion_n colour_n then_o take_v it_o from_o the_o fire_n and_o powder_v it_o in_o a_o bâ—â—ss_a mortar_n and_o you_o shall_v have_v the_o say_a colour_n to_o make_v the_o say_a vitriol_n as_o we_o be_v about_o to_o say_v vitriolum_fw-la veneris_fw-la without_o corrosive_n from_o which_o be_v extract_v the_o true_a and_o lively_a blue_n a_o thing_n marvellous_a chap._n cxxxii_o to_o make_v then_o the_o vitriolum_fw-la veneris_fw-la abovesaid_a take_v one_o or_o more_o very_a capacious_a glass_n body_n according_a to_o the_o quantity_n of_o the_o copper_n calcine_v and_o prepare_v to_o wit_n to_o a_o pound_n of_o copper_n take_v a_o body_n which_o will_v hold_v six_o pint_n of_o water_n put_v this_o common_a clean_a water_n into_o the_o body_n with_o calcine_v copper_n into_o a_o sand_n furnace_n give_v they_o a_o temperate_a fire_n for_o four_o hour_n until_o of_o the_o six_o pint_n of_o water_n there_o be_v evaporate_v about_o two_o which_o be_v see_v by_o the_o eye_n let_v the_o furnace_n cool_v and_o gentle_o decant_v off_o the_o water_n into_o earthen_a pan_n glaze_v and_o the_o copper_n which_o remain_v at_o the_o bottom_n put_v into_o pan_n in_o a_o furnace_n to_o evaporate_v all_o the_o moisture_n and_o the_o water_n which_o be_v decant_v into_o the_o pan_n will_v be_v colour_v with_o a_o full_a and_o wondrous_a fair_a blue_a let_v they_o stand_v thus_o in_o the_o pan_n two_o day_n to_o settle_v and_o part_n of_o the_o copper_n will_v sink_v to_o the_o bottom_n in_o a_o red_a substance_n than_o filtre_n the_o say_a water_n with_o usual_a linguet_n into_o glass_n vessel_n and_o evaporate_v from_o the_o say_a copper_n all_o the_o moisture_n and_o with_o six_o ounce_n of_o sulphur_n calcine_v powder_n and_o serce_v it_o to_o a_o black_a powder_n as_o in_o chap._n 131._o and_o then_o as_o in_o the_o begin_n of_o this_o pour_fw-fr in_o water_n and_o extract_v the_o blue_a colour_n consider_v that_o in_o this_o work_n many_o pot_n will_v be_v break_v wherefore_o as_o often_o as_o the_o pot_n be_v break_v or_o cleave_v take_v a_o new_a one_o lest_o they_o break_v in_o the_o furnace_n and_o all_o your_o labour_n be_v lose_v when_o the_o humidity_n be_v evaporate_v put_v the_o same_o quantity_n of_o sulphur_n powder_v and_o serce_v and_o do_v as_o before_o the_o reason_n why_o the_o copper_n be_v to_o be_v take_v out_o while_o it_o be_v hot_a be_v because_o than_o it_o be_v better_a separate_v from_o the_o pot_n &_o it_o be_v impossible_a to_o separate_v it_o if_o you_o suffer_v it_o to_o be_v cold_a although_o you_o break_v the_o pot_n repeat_v this_o process_n not_o only_o four_o but_o five_o or_o six_o time_n in_o every_o thing_n as_o before_o then_o the_o copper_n will_v remain_v as_o a_o soft_a earth_n and_o the_o better_a and_o most_o noble_a tincture_n of_o it_o will_v be_v in_o the_o filter_v water_n all_o which_o mix_v together_o must_v be_v filter_v with_o the_o usual_a linquet_n and_o the_o settle_n and_o dregs_o may_v be_v cast_v away_o as_o unprofitable_a than_o you_o shall_v have_v a_o most_o limpid_a water_n and_o colour_v with_o a_o most_o marvellous_a blue_a colour_n the_o way_n to_o extract_v vitriol_n from_o the_o say_v colour_v water_n chap._n cxxxiii_o set_v then_o a_o great_a glass_n body_n that_o will_v hold_v three_o flasque_n of_o liquor_n in_o ash_n or_o sand_n in_o the_o furnace_n and_o with_o a_o temperate_a fire_n evaporate_v the_o say_v colour_a water_n and_o near_o to_o the_o furnace_n keep_v other_o glass_n body_n full_a of_o these_o colour_a water_n that_o they_o may_v be_v warm_a and_o now_o and_o then_o fill_v the_o great_a body_n which_o be_v in_o the_o sand_n with_o glass_n ladle_n do_v this_o that_o the_o colour_a water_n may_v be_v put_v in_o warm_a for_o be_v put_v in_o cold_a they_o will_v make_v the_o great_a glass_n body_n break_v evaporate_v the_o colour_a liquor_n from_o ten_o flasque_n to_o two_o and_o a_o half_a or_o three_o than_o these_o water_n will_v be_v deep_a and_o full_a of_o tincture_n which_o put_v
the_o most_o flourish_a branch_n of_o they_o be_v best_a for_o from_o hence_o the_o chemist_n seem_v to_o derive_v their_o name_n of_o cinâ—res_n clavellate_n from_o clavola_n instead_o of_o clavolati_fw-la whereof_o varro_n l._n 1._o de_fw-fr re_fw-mi rust_n c._n 40._o thus_o in_o oleagineris_fw-la seminibus_fw-la videndum_fw-la ut_fw-la sit_fw-la de_fw-la tenero_fw-la ramo_fw-la exutraque_fw-la parte_fw-la aequabiliter_fw-la praecisum_fw-la quos_fw-la alii_fw-la clavolas_fw-la alii_fw-la taleas_fw-la appellant_n ac_fw-la faciunt_fw-la circiter_fw-la pedales_fw-la where_o he_o expound_v clavola_n by_o tender_a branch_n nonus_fw-la read_v it_o clavula_n and_o define_v they_o the_o cut_n of_o wood_n certain_a it_o be_v that_o clavola_n or_o clavula_n come_v from_o clava_fw-la which_o be_v our_o club_n in_o english_a four_o these_o salt_n must_v be_v keep_v dry_a for_o moisture_n and_o wet_a much_o endamage_v they_o last_o some_o of_o these_o ash_n make_v white_a glass_n than_o other_o oak_n ash_n partake_v of_o a_o vitriolate_a nature_n make_v glass_n of_o a_o dark_a colour_n and_o ash-tree_n and_o hawthorn_n communicate_v in_o their_o salt_n with_o niter_n render_v a_o more_o white_a metal_n than_o the_o former_a agricola_n thus_o of_o the_o salt_n make_v glass_n the_o first_o place_n must_v be_v give_v to_o saltpetre_n the_o second_o to_o white_a and_o transparent_a fossil_n salt_n the_o three_o place_n to_o the_o salt_n of_o the_o ash_n of_o anthyllis_n or_o other_o salt_n herb_n some_o there_o be_v who_o give_v precedency_n to_o the_o ash_n of_o anthyllis_n or_o kali_n and_o not_o to_o salt_n of_o nitre_n but_o those_o which_o want_v make_v glass_n of_o two_o part_n of_o the_o ash_n of_o common_a oak_n or_o the_o ilex_fw-la or_o scarler-oak_n or_o cerrus_n the_o bitter-oak_n or_o for_o want_n of_o they_o with_o the_o ash_n of_o beech_n or_o fir_n with_o one_o part_n of_o gravel_n or_o sand_n and_o they_o add_v a_o little_a salt_n extract_v from_o sea_n salt-water_n and_o a_o little_a manganese_n but_o these_o ash_n make_v a_o glass_n less_o white_a and_o transparent_a now_o these_o ash_n be_v to_o be_v make_v of_o old_a tree_n who_o trunk_n when_o grow_v to_o six_o foot_n high_a be_v hollow_v and_o fire_n be_v put_v into_o the_o cavity_n the_o whole_a tree_n be_v burn_v down_o and_o turn_v to_o ash_n this_o be_v do_v in_o the_o winter_n when_o the_o snow_n have_v long_o continue_v or_o in_o the_o summer_n when_o it_o snow_v not_o for_o rain_v at_o other_o season_n of_o the_o year_n make_v the_o ash_n foul_a by_o mix_v earth_n with_o they_o wherefore_o in_o the_o winter_n they_o make_v ash_n of_o those_o tree_n cut_v into_o schide_n and_o burn_v within_o door_n so_o far_o agric._n but_o time_n and_o experience_n have_v wear_v out_o the_o use_n of_o saltpetre_n and_o fossil_n salt_n which_o have_v give_v the_o priority_n to_o polverine_n be_v too_o soft_a and_o gentle_a whereas_o glass_n require_v lixivial_a and_o fix_v salt_n that_o have_v a_o caustical_a and_o strong_a taste_n and_o but_o little_a unctuosity_n whereof_o nitre_n and_o fossil_n salt_n have_v store_n and_o therefore_o run_v most_o of_o they_o into_o sandever_n unto_o which_o nitre_n come_v somewhat_o near_o in_o taste_n and_o fattiness_n but_o agric._n and_o other_o author_n seem_v to_o mistake_v pliny_n who_o put_v nitre_n for_o those_o alcalizare_n salt_n for_o so_o lib._n 31._o cap._n 10._o quercu_fw-la crematâ_fw-la nunquam_fw-la multum_fw-la nitrum_fw-la factitatum_fw-la est_fw-la never_o much_o nitre_n be_v make_v of_o oak_n burn_v and_o virgil_n also_o seem_v to_o use_v the_o word_n in_o the_o same_o sense_n 1_o georg._n semina_fw-la vidi_fw-la equidem_fw-la multos_fw-la medicare_fw-la serentes_fw-la et_fw-la nitro_n prius_fw-la &_o nigrâ_fw-la perfundere_fw-la amurca_fw-la i_o have_v see_v many_o will_v anoint_v their_o grain_n with_o nitre_n first_o than_o lees_n of_o oil_n will_v spread_v this_o kind_n of_o good_a husbandry_n he_o express_v before_o when_o he_o say_v arida_fw-la tantum_fw-la ne_fw-la saturare_fw-la fimo_fw-la pingui_fw-la pudeat_fw-la sola_fw-la neve_fw-la effeto_n cinerem_fw-la immundum_fw-la jactare_fw-la per_fw-la agros_fw-la nor_o with_o rich_a dung_n spare_v hungry_a ground_n to_o feed_v and_o unclean_a ash_n on_o poor_a champain_n spread_v as_o mr._n ogilby_n well_o render_v they_o now_o these_o latter_a verse_n manifest_o prove_v that_o salt_n enrich_v the_o soil_n and_o therefore_o it_o seem_v that_o nitre_n in_o the_o former_a verse_n must_v signify_v either_o salt_n extract_v from_o ash_n or_o ash_n themselves_o wherein_o the_o salt_n lie_v and_o to_o the_o same_o purpose_n be_v those_o verse_n in_o the_o same_o book_n to_o burn_v dry_a stubble_n on_o the_o barren_a field_n in_o crackle_v flame_n oft_o handsome_a profit_n yield_v from_o which_o burn_v nothing_o but_o salt_n be_v produce_v who_o nature_n it_o be_v to_o destroy_v the_o weed_n which_o be_v a_o long_a time_n and_o strong_o root_v in_o the_o earth_n will_v draw_v away_o from_o the_o new_a sow_v and_o tender_a corn_n all_o the_o nourishment_n and_o thereby_o render_v the_o ground_n barren_a and_o the_o seed_n unprofitable_a beside_o the_o use_n of_o ash_n and_o salt_n to_o destroy_v worm_n which_o otherwise_o may_v eat_v up_o the_o grain_n but_o the_o coldness_n of_o nitre_n as_o my_o lord_n bacon_n affirm_v be_v a_o enemy_n to_o all_o sort_n of_o grain_n beside_o learned_a caesalpin_n lib._n 3._o cap._n 23._o the_o metal_n call_v the_o ash_n of_o kali_n a_o kind_n of_o nitre_n add_v hereunto_o that_o in_o the_o western_a part_n of_o england_n these_o algas_n whereof_o kalp_n or_o kelp_n be_v make_v serve_v the_o husbandman_n to_o stercorate_v their_o land_n which_o be_v practise_v also_o by_o the_o inhabitant_n of_o the_o mediterranean_a as_o ferantes_n imperatus_fw-la relate_v and_o though_o nitre_n may_v be_v extract_v from_o sea-water_n and_o some_o vegetable_n yet_o it_o will_v run_v almost_o all_o of_o it_o into_o sandever_n be_v put_v into_o the_o furnace_n chap._n 7._o salt_v of_o lime_n it_o be_v not_o here_o use_v that_o which_o be_v sometime_o find_v on_o old_a wall_n &_o thence_o call_v paretonium_n be_v much_o strong_a than_o the_o ordinary_a salt_n of_o lime_n a_o large_a piece_n whereof_o i_o have_v among_o my_o cimelia_fw-la very_o diaphanous_a very_o like_a in_o figure_n to_o alum_n and_o of_o a_o strong_a saline_n taste_v ferant_fw-la imperatus_fw-la commend_v the_o lime_n make_v of_o the_o pisces_fw-la crustacei_fw-la and_o testacei_fw-la such_o be_v oyster_n and_o crab_n or_o lobster_n to_o extract_v a_o good_a salt_n for_o glass_n and_o upon_o experience_n i_o have_v find_v that_o a_o lime_n of_o they_o use_v in_o holland_n by_o the_o plasterer_n afford_v plenty_n of_o a_o strong_a salt_n but_o this_o salt_n salt_n though_o it_o make_v a_o very_a white_a glass_n yet_o it_o will_v not_o be_v so_o transparent_a as_o that_o of_o kali_n and_o most_o thereof_o will_v run_v in_o the_o pot_n into_o sandever_n chap._n 8._o frit_n seem_v to_o be_v derive_v from_o frittare_n to_o fry_n for_o it_o be_v nothing_o else_o but_o salt_n or_o ash_n fry_v or_o bake_v together_o with_o sand_n and_o so_o the_o english_a call_v the_o whole_a quantity_n bake_v at_o a_o time_n in_o the_o calcar_fw-la a_o batch_n and_o second_o the_o frit_n melt_v run_v into_o lump_n like_o fritter_n call_v in_o italian_a frittelle_n or_o little_a frit_n it_o be_v by_o some_o ancient_o call_v hammonitrum_n and_o by_o other_o more_o agreeable_a to_o etymology_n ammonitrum_fw-la compowd_v of_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d sand_n and_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d nitre_n for_o so_o pliny_n lib._n 36._o cap._n 26._o fine_a sand_n from_o the_o vulturnian_a sea_n be_v mix_v with_o the_o weight_n or_o measure_n of_o three_o part_n of_o nitre_n and_o be_v melt_v it_o be_v carry_v to_o other_o furnace_n there_o a_o mass_n be_v make_v which_o be_v call_v ammonitrum_fw-la and_o this_o be_v reboil_v make_v pure_a and_o white_a glass_n and_o caesalp_n more_o express_o exit_fw-la arena_fw-la &_o nitro_n fit_a massa_fw-la quam_fw-la plin._n hammonitrum_fw-la appellat_fw-la hodie_fw-la fritta_n dicitur_fw-la of_o sand_n and_o nitre_n a_o mass_n be_v make_v which_o pliny_n call_v hammonitrum_n but_o at_o this_o day_n it_o be_v call_v frit_n this_o make_n of_o frit_n serve_v to_o mix_v and_o incorporate_v the_o material_n well_o together_o and_o to_o evaporate_v whatsoever_o superfluous_a humidity_n they_o contain_v in_o they_o green-glass_n frit_n compound_v of_o grosser_n material_n require_v 10_o or_o 12_o hour_n bake_v more_o or_o less_o according_a to_o the_o goodness_n softness_n of_o the_o sand_n and_o ash_n we_o have_v three_o sort_n of_o frit_n first_o of_o crystal_n for_o crystal_n metal_n make_v with_o salt_n of_o polverine_n and_o sand_n the_o second_o and_o ordinary_a frit_n be_v make_v of_o the_o bare_a ash_n of_o polverine_n or_o barillia_fw-la without_o extract_v the_o salt_n from_o they_o
they_o wet_v they_o again_o with_o aquafortis_n and_o dry_v they_o repeat_v this_o several_a time_n and_o you_o shall_v have_v a_o red_a powder_n as_o be_v say_v of_o crocus_n make_v with_o brimstone_n than_o powder_n serce_a &_o keep_v it_o for_o your_o use_n to_o colour_v glass_n a_o four_o way_n to_o make_v crocus_n martis_n chap._n xix_o this_o be_v the_o four_o and_o last_o way_n to_o make_v crocus_n martis_n and_o perhaps_o the_o best_a of_o all_o though_o each_o of_o the_o way_n show_v by_o i_o be_v not_o only_o good_a and_o perfect_a in_o their_o operation_n but_o necessary_a also_o for_o divers_a colour_n necessary_o &_o daily_o make_v in_o glass_n &_o to_o make_v this_o dissolve_v in_o aquafortis_n make_v aqua-regis_a with_o sal_fw-la ammoniac_a as_o shall_v be_v say_v in_o our_o rule_n of_o calcidony_n file_n of_o iron_n or_o steel_n in_o a_o glass_n vessel_n well_o close_v keep_v they_o so_o 3_o day_n &_o every_o day_n stir_v they_o well_o observe_v when_o the_o say_a water_n be_v put_v upon_o the_o file_n that_o it_o be_v do_v leisurely_o &_o wary_o because_o it_o rise_v much_o and_o endanger_v the_o break_n of_o the_o glass_n or_o else_o all_o to_o run_v out_o at_o the_o end_n of_o 3_o day_n let_v the_o water_n be_v gentle_o evaporate_v away_o and_o in_o the_o bottom_n will_v be_v find_v a_o most_o noble_a crocus_n martis_n for_o the_o most_o stupendous_a tincture_n of_o glass_n which_o keep_v for_o use_v to_o calcine_v brass_n call_v orpello_n or_o tremolante_n which_o in_o glass_n make_v a_o sky_n colour_n and_o sea_n green_a chap._n xx._n brass_n as_o it_o be_v well_o know_v be_v copper_n which_o by_o lapis_n calaminaris_n become_v of_o the_o colour_n of_o gold_n the_o which_o lapis_n calaminaris_n do_v not_o only_o colour_v the_o copper_n but_o also_o incorporate_n with_o it_o increase_v much_o its_o weight_n 3_o the_o which_o augmentation_n give_v a_o colour_n to_o glass_n when_o it_o be_v well_o calcine_v which_o be_v a_o thing_n very_o delightful_a to_o see_v keep_v the_o medium_n between_o a_o sea-green_a and_o a_o skie-colour_n when_o the_o sky_n be_v clear_a and_o serene_a wherefore_o be_v diligent_a in_o well_o calcine_v it_o to_o make_v it_o punctual_o this_o be_v the_o way_n take_v brass_n and_o to_o save_v charge_n buy_v that_o which_o be_v in_o work_n and_o festoon_n cut_v it_o in_o small_a piece_n with_o a_o pair_n of_o sciser_n than_o put_v it_o into_o a_o chrysible_a cover_v and_o lute_v at_o the_o top_n in_o coal_n on_o a_o strong_a fire_n i_o put_v it_o in_o the_o burn_a coal_n of_o the_o furnace_n where_o they_o be_v stir_v there_o let_v it_o then_o stand_v four_o day_n in_o a_o great_a but_o not_o in_o a_o melt_a fire_n for_o if_o it_o be_v melt_v all_o the_o labour_n be_v lose_v in_o that_o time_n it_o will_v be_v well_o calcine_v powder_n it_o into_o a_o most_o subtle_a powder_n and_o serce_v it_o and_o grind_v it_o fine_a upon_o a_o porphyry_n stone_n and_o there_o will_v come_v forth_o a_o black_a powder_n which_o spread_v on_o tile_n and_o keep_v it_o on_o the_o burn_a coal_n in_o the_o leer_n near_o to_o the_o round_a hole_n four_o day_n take_v from_o it_o the_o ash_n that_o fall_v upon_o it_o powder_n serce_a and_o keep_v it_o for_o use_n the_o sign_n that_o it_o be_v well_o calcine_v be_v that_o if_o it_o be_v put_v into_o glass_n it_o make_v it_o swell_v and_o when_o it_o make_v not_o the_o glass_n arise_v and_o boil_v well_o it_o be_v a_o sign_n either_o that_o it_o be_v not_o well_o calcine_v or_o that_o it_o be_v too_o much_o burn_v in_o which_o two_o case_n it_o make_v not_o the_o glass_n boil_v neither_o do_v it_o colour_n well_o to_o calcine_v the_o say_a brass_n after_o another_o manner_n to_o make_v a_o transparent_a red_a a_o yellow_a and_o calcidony_n chap._n xxi_o take_v brass_n and_o cut_v it_o small_a with_o shears_n and_o put_v it_o in_o a_o melt_a pot_n make_v a_o s_o s_o s._n with_o powder_a brimstone_n and_o set_v it_o on_o kindle_a coal_n put_v it_o in_o the_o burn_a coal_n of_o the_o furnace_n to_o calcine_v for_o 24_o hour_n than_o powder_n serce_a and_o put_v it_o cover_v upon_o tile_n of_o earth_n into_o the_o furnace_n for_o 12_o day_n to_o reverberate_v then_o grind_v powder_n and_o keep_v it_o for_o use_n sea-green_a in_o glass_n a_o principal_a colour_n in_o the_o art_n chap._n xxii_o sea-green_a be_v one_o of_o the_o principal_a colour_n give_v to_o glass_n and_o if_o you_o will_v have_v it_o fair_a and_o to_o hold_v at_o all_o trial_n you_o must_v always_o make_v it_o in_o glass_n call_v artificial_a crystal_n for_o in_o ordinary_a metal_n it_o arife_v not_o fair_a and_o though_o in_o crystalline_a it_o arise_v fair_a than_o in_o common_a glass_n yet_o in_o the_o say_a crystal_n only_o in_o perfection_n observe_v that_o when_o ever_o you_o will_v make_v this_o colour_n you_o in_o no_o wise_n add_v any_o manganese_n at_o first_o because_o this_o be_v add_v although_o the_o fire_n afterward_o consume_v it_o yet_o it_o leave_v a_o quality_n in_o the_o glass_n which_o make_v the_o colour_n black_a and_o give_v it_o great_a imperfection_n and_o foulness_n now_o to_o make_v a_o fair_a sea-green_a take_v of_o crystal_n fritt_n and_o put_v it_o in_o a_o pot_n not_o allow_v it_o any_o manganese_n at_o all_o and_o as_o soon_o as_o it_o be_v melt_v and_o clear_a it_o yield_v a_o salt_n which_o swim_v at_o the_o top_n like_o oil_n let_v this_o be_v take_v off_o with_o iron_n ladle_n by_o the_o conciator_n take_v it_o out_o with_o much_o diligence_n for_o what_o remain_v thereof_o will_v make_v a_o foul_a and_o oily_a colour_n and_o when_o the_o glass_n be_v well_o and_o perfect_o clarify_v take_v a_o pot_n of_o about_o twenty_o pound_n of_o crystal_n six_o ounce_n of_o brass_n prepare_v as_o be_v aforesaid_a and_o to_o this_o brass_n calcine_v add_v a_o four_o part_n of_o zaffer_n prepare_v and_o let_v these_o two_o powder_n be_v well_o mix_v and_o put_v to_o the_o say_a crystal_n at_o three_o time_n but_o at_o first_o this_o powder_n will_v make_v the_o metal_n swell_v very_o much_o and_o you_o must_v well_o mix_v the_o glass_n with_o the_o long_a square_n then_o let_v the_o metal_n settle_v that_o the_o colour_n may_v be_v incorporate_v for_o three_o hour_n then_o mix_v they_o again_o with_o the_o long_a square_n then_o take_v a_o proof_n thereof_o in_o do_v whereof_o put_v in_o rather_o too_o little_a than_o too_o much_o for_o the_o colour_n may_v be_v easy_o heighten_v which_o be_v to_o be_v do_v according_a to_o the_o work_n for_o which_o it_o be_v to_o be_v employ_v for_o gross_a tube_n for_o count_a house_n require_v not_o so_o deep_a and_o full_a a_o colour_n and_o tube_n to_o make_v bead_n of_o must_v not_o have_v too_o light_a a_o colour_n at_o the_o beginning_n of_o twenty_o four_o hour_n after_o it_o have_v have_v the_o due_a colour_n it_o may_v be_v wrought_v and_o before_o you_o work_v it_o mix_v well_o the_o metal_n from_o the_o very_a bottom_n of_o the_o pot_n that_o the_o colour_n may_v be_v well_o unite_v mix_v and_o spread_v through_o all_o the_o metal_n otherwise_o it_o settle_v to_o the_o bottom_n and_o the_o metal_n at_o the_o top_n become_v clear_a this_o manner_n of_o make_v sea-green_a i_o have_v try_v at_o florence_n in_o the_o year_n 1602_o and_o make_v pot_n for_o tube_n for_o count_a house_n always_o of_o a_o most_o fair_a colour_n at_o moran_n for_o the_o say_a tube_n they_o take_v half_a crystal_n fritt_n and_o half_a rochetta_n fritt_n from_o whence_o notwithstanding_o proceed_v a_o fair_a sea-green_a although_o in_o crystal_n alone_o it_o arise_v most_o fair_a sky_n colour_n or_o sea-green_a chap._n xxiii_o set_v in_o the_o furnace_n a_o pot_n of_o pure_a metal_n of_o fritt_n from_o rochetta_n or_o barillia_fw-la of_o spain_n the_o rochetta_n of_o the_o levant_n do_v best_a as_o soon_o as_o the_o metal_n be_v well_o purify_v then_o take_v to_o a_o pot_n of_o 20_o pound_n six_o ounce_n of_o brass_n calcine_v of_o its_o self_n as_o in_o 20_o chap._n put_v it_o into_o the_o metal_n as_o be_v say_v in_o the_o skie-colour_n in_o every_o particular_a observe_v that_o this_o metal_n be_v skum_v very_o diligent_o with_o a_o ladle_n at_o the_o end_n of_o two_o hour_n the_o metal_n must_v be_v very_o well_o remix_v take_v thereof_o a_o proof_n and_o leave_v it_o so_o 24_o hour_n than_o it_o be_v mix_v and_o wrought_v and_o this_o will_v be_v a_o most_o fair_a and_o marvellous_a skie-colour_n vary_v with_o other_o colour_n which_o be_v make_v in_o the_o art_n of_o glass_n this_o colour_n tinge_v many_o pot_n in_o pisa_n in_o the_o year_n 1602_o and_o there_o come_v out_o a_o fair_a colour_n bear_v all_o
proof_n a_o red_a colour_n from_o brass_n for_o many_o colour_n chap._n xxiv_o take_v brass_n in_o small_a plate_n and_o put_v they_o on_o the_o arch_n of_o the_o furnace_n leave_v they_o there_o close_v until_o they_o be_v well_o calcine_v of_o themselves_o with_o a_o simple_a fire_n but_o not_o to_o melt_v as_o soon_o as_o it_o be_v calcine_v &_o powder_v it_o will_v become_v a_o red_a powder_n for_o many_o and_o those_o all_o necessary_a use_n in_o the_o art_n of_o glass_n brass_n thrice_o calcine_v to_o colour_n glass_n chap._n xxv_o put_v the_o say_a brass_n into_o the_o fornello_n or_o on_o the_o lere_n of_o the_o furnace_n near_o to_o the_o occhio_n into_o earthen_a tile_n or_o pan_n bake_v calcine_v it_o four_o day_n together_o and_o it_o will_v become_v a_o black_a powder_n and_o stick_v together_o powder_n it_o again_o serce_v it_o fine_a and_o recalcine_a it_o as_o before_o four_o or_o five_o day_n for_o than_o it_o will_v not_o stick_v together_o nor_o become_v so_o black_a but_o russet_a and_o powder_n of_o itself_o wherewith_o be_v make_v a_o sea-green_a and_o emeral'd-green_a the_o arabian_a colour_n call_v turcois_n a_o very_a beautiful_a sky_n colour_n with_o many_o other_o wherefore_o observe_v that_o it_o be_v not_o too_o much_o nor_o too_o little_o calcine_v at_o the_o three_o calcination_n for_o in_o this_o case_n it_o colour_n not_o the_o glass_n well_o &_o the_o sign_n that_o it_o be_v do_v perfect_o be_v that_o be_v put_v upon_o purify_a metal_n it_o make_v it_o swell_v &_o boil_v sudden_o and_o when_o it_o do_v not_o so_o it_o be_v not_o good_a nor_o well_o calcine_v a_o sea-green_a in_o artificial_a crystal_n chap._n xxvi_o to_o a_o pot_n of_o crystal_n fritt_n contain_v 40_o pound_n not_o charge_v with_o any_o manganese_n but_o well_o scum_v for_o when_o you_o will_v make_v a_o sea-green_a never_o cast_v the_o crystal_n into_o water_n but_o only_o scum_v it_o careful_o when_o this_o fritt_n be_v melt_v and_o well_o purify_v take_v 12_o ounce_n of_o thrice_o calcine_v brass_n and_o therewith_o mix_v half_a a_o ounce_n of_o zaffer_n prepare_v unite_z these_o two_o powder_n well_o together_o and_o put_v this_o mixture_n into_o the_o pot_n at_o four_o time_n for_o so_o the_o glass_n receive_v it_o better_o mix_v the_o glass_n and_o powder_n with_o diligence_n let_v they_o stand_v two_o hour_n then_o remix_v they_o &_o take_v a_o proof_n &_o if_o the_o colour_n be_v full_a enough_o let_v they_o stand_v and_o although_o the_o sea-green_a appear_v too_o full_a yet_o the_o salt_n which_o be_v in_o the_o glass_n will_v eat_v up_o and_o consume_v the_o say_a greeness_n and_o will_v always_o incline_v it_o to_o a_o blewishness_n and_o at_o the_o begin_n of_o 24_o hour_n it_o may_v be_v wrought_v i_o have_v many_o time_n experiment_v this_o way_n of_o make_v sea-green_a without_o ever_o err_a and_o if_o a_o moiety_n of_o rochetta_n first_o be_v mix_v with_o crystal_n frit_n there_o will_v arise_v a_o fair_a sea-green_a and_o in_o crystal_n alone_o it_o be_v marvellous_a fair_a general_a observation_n for_o all_o colour_n chap._n xxvii_o that_o the_o colour_n may_v arise_v in_o full_a beauty_n and_o perfection_n observe_v that_o every_o pot_n great_a or_o small_a that_o be_v new_a and_o put_v the_o first_o time_n into_o the_o furnace_n leave_v a_o foulness_n in_o glass_n from_o its_o terrestriety_n so_o that_o all_o the_o colour_n that_o be_v make_v in_o they_o appear_v bad_a and_o foul_a wherefore_o those_o pot_n that_o be_v very_o great_a may_v be_v glaze_v with_o white_a melt_a glass_n as_o the_o conciator_n well_o know_v but_o the_o second_o time_n the_o pot_n lose_v this_o foulness_n observe_v second_o that_o those_o pot_n which_o serve_v for_o one_o colour_n must_v not_o be_v use_v for_o another_o for_o example_n a_o pot_n which_o have_v be_v use_v for_o yellow_a be_v not_o good_a to_o make_v a_o grain_n colour_n and_o that_o which_o make_v a_o grain-colour_n be_v not_o good_a to_o make_v a_o green-colour_n and_o that_o which_o serve_v for_o a_o red_a be_v nor_o good_a to_o make_v a_o blue_a and_o so_o of_o all_o other_o colour_n therefore_o every_o colour_n must_v have_v it_o be_v own_o pot_n for_o in_o this_o manner_n the_o colour_n will_v become_v more_o perfect_a three_o that_o the_o powder_n be_v well_o calcine_v that_o be_v neither_o too_o much_o nor_o too_o little_a for_o in_o either_o of_o these_o case_n they_o do_v not_o colour_v well_o four_o that_o a_o due_a proportion_n and_o dose_n be_v use_v and_o the_o mixture_n be_v make_v in_o proportion_n and_o the_o furnace_n be_v hot_a and_o feed_v with_o dry_a and_o hard_a wood_n five_o that_o the_o colour_n must_v be_v use_v divide_o to_o wit_n one_o part_n in_o the_o fritt_n and_o the_o other_o in_o the_o metal_n when_o it_o be_v melt_v and_o purify_v there_o be_v other_o observation_n also_o which_o shall_v be_v treat_v of_o in_o their_o place_n when_o we_o treat_v particular_o of_o colour_n to_o make_v copper_n thrice_o calcine_v with_o more_o ease_n and_o less_o charge_n than_o the_o former_a chap._n xxviii_o take_v the_o scale_n which_o the_o brafier_n make_v when_o they_o hammer_v pan_n kettle_n or_o other_o work_n of_o brass_n which_o be_v often_o put_v into_o the_o fire_n the_o workman_n hammer_v they_o and_o these_o scale_n fall_v off_o which_o cost_v much_o less_o than_o solid_a brass_n wherewith_o be_v make_v the_o stuff_n hereafter_o describe_v and_o to_o calcine_v it_o you_o need_v not_o open_a and_o shut_v again_o the_o arch_n of_o the_o furnace_n as_o in_o the_o aforementioned_a way_n a_o thing_n of_o much_o disadvantage_n and_o disturbance_n to_o the_o furnace_n take_v then_o those_o scale_n that_o be_v clean_a and_o free_a from_o all_o earth_n and_o foulness_n wash_v they_o with_o warm_a water_n many_o time_n from_o their_o filth_n and_o uncleaness_n and_o then_o let_v they_o be_v put_v into_o pot_n and_o pan_n of_o bake_a earth_n and_o be_v keep_v in_o the_o leer_n near_o the_o occhio_n or_o in_o furnace_n make_v for_o this_o purpose_n i_o make_v at_o pisa_n a_o little_a furnace_n in_o the_o fashion_n of_o a_o little_a calcar_fw-la where_o be_v calcine_v 20_o or_o 25_o pound_n of_o these_o scale_n in_o few_o hour_n now_o let_v they_o stand_v in_o the_o say_a place_n four_o day_n then_o renew_v they_o powder_n and_o serce_v they_o fine_a then_o again_o put_v they_o in_o the_o pan_n and_o pot_n of_o earth_n as_o before_o with_o the_o same_o fire_n and_o heat_n as_o aforesaid_a for_o four_o day_n more_o and_o they_o will_v come_v into_o a_o black_a powder_n and_o run_v into_o lump_n beat_v and_o serce_v those_o lump_n fine_a and_o repeat_v this_o process_n again_o and_o a_o three_o time_n than_o the_o scale_n will_v be_v prepare_v with_o much_o less_o charge_n than_o the_o former_a and_o will_v thorough_o have_v the_o same_o effect_n as_o the_o former_a these_o scale_n rise_v much_o wherefore_o use_v the_o prescribe_a care_n a_o fair_a sea-green_a in_o crystal_n metal_n with_o the_o abovesaid_a scale_n chap._n xxix_o take_v a_o pot_n of_o sixty_o pound_n of_o crystal_n fritt_n well_o scum_v and_o not_o cast_v into_o water_n i_o make_v a_o sea-green_a without_o wet_v the_o crystal_n metal_n and_o think_v that_o it_o come_v out_o better_o but_o we_o may_v make_v trial_n of_o both_o way_n and_o stick_v to_o the_o best_a then_o take_v of_o metal_n well_o purify_v the_o say_v 60_o pound_n and_o one_o pound_n and_o a_o half_a of_o the_o say_a scale_n make_v with_o less_o charge_n four_o ounce_n of_o zaffer_n prepare_v mix_v well_o these_o two_o powder_n together_o put_v they_o to_o the_o crystal_n at_o four_o time_n mix_v well_o the_o powder_n with_o the_o metal_n for_o two_o hour_n than_o put_v it_o again_o to_o be_v well_o remix_v as_o it_o be_v usual_a and_o take_v a_o proof_n herewith_o i_o have_v make_v many_o time_n a_o most_o fair_a sea-green_a with_o happy_a success_n mix_v half_a crystal_n with_o rochetta_n and_o you_o shall_v have_v a_o sea-green_a every_o way_n beautiful_a a_o sea-green_a of_o lesser_a charge_n chap._n xxx_o take_v the_o same_o brass_n prepare_v as_o before_o with_o the_o same_o quantity_n of_o zaffer_n put_v they_o in_o the_o same_o manner_n and_o form_n to_o the_o rochetta_n of_o the_o levant_n and_o also_o to_o that_o of_o spain_n neither_o of_o which_o have_v have_v any_o manganese_n and_o which_o have_v be_v well_o skum_v and_o not_o pass_v through_o water_n use_v the_o rule_n as_o abovesaid_a in_o crystal_n for_o by_o this_o mean_v it_o will_v receive_v a_o very_a fair_a blue_n for_o all_o sort_n of_o work_n and_o will_v cost_v much_o less_o than_o crystal_n for_o the_o rochetta_n be_v of_o much_o less_o value_n than_o the_o crystal_n as_o it_o be_v know_v in_o this_o
manner_n have_v i_o often_o make_v it_o at_o pisa_n and_o always_o with_o good_a success_n a_o marvellous_a sea-green_a above_o all_o sea-greens_a of_o my_o invention_n chap._n xxxi_o let_v the_o caput_fw-la mortuum_fw-la of_o the_o spirit_n of_o vitriol_n of_o venus_n chemical_o make_v without_o corrosive_n stand_v in_o the_o air_n some_o few_o day_n draw_v from_o it_o of_o itself_o without_o any_o artifice_n a_o green_a pale_a colour_n this_o material_a be_v pulverize_v with_o the_o addition_n of_o zaffer_n prepare_v and_o with_o the_o same_o porportion_n as_o be_v say_v in_o the_o other_o prepare_v brass_n the_o metal_n be_v add_v as_o in_o the_o other_o sea-green_a it_o will_v make_v a_o sea-green_a so_o fair_a and_o marvellous_a that_o it_o will_v seem_v a_o very_a strange_a thing_n i_o have_v often_o make_v it_o at_o antwerp_n to_o the_o wonder_n of_o all_o the_o spectator_n that_o see_v it_o the_o manner_n of_o make_v vitriol_n of_o venus_n without_o corrosive_n spagirical_o be_v to_o take_v little_a thin_a piece_n of_o brass_n of_o the_o bigness_n of_o half_a a_o florentine_a and_o to_o have_v one_o or_o more_o pot_n as_o it_o be_v needful_a and_o in_o the_o bottom_n of_o they_o to_o put_v a_o layer_n of_o common_a brimstone_n powder_v and_o above_o it_o little_a piece_n of_o the_o brass_n aforesaid_a and_o than_o a_o layer_n of_o brimstone_n and_o after_o that_o piece_n of_o brass_n work_n in_o this_o manner_n till_o all_o the_o brass_n that_o you_o have_v be_v set_v to_o work_v this_o be_v do_v let_v the_o brass_n be_v bake_v as_o follow_v in_o the_o 140_o chap._n then_o prove_v it_o and_o to_o your_o content_n you_o may_v see_v a_o thing_n of_o astonishment_n i_o know_v not_o whether_o any_o have_v try_v this_o way_n which_o i_o have_v find_v wonderful_a wherefore_o i_o say_v it_o be_v my_o own_o invention_n a_o green_a emerald_n colour_n in_o glass_n chap._n xxxii_o in_o make_v green_a you_o must_v observe_v that_o the_o metal_n have_v not_o much_o salt_n with_o metal_n that_o have_v much_o salt_n as_o crystal_n and_o rochetta_n have_v you_o can_v make_v a_o fair_a green_n but_o only_o a_o sea-green_a for_o the_o salt_n consume_v the_o green_a and_o always_o incline_v the_o colour_n to_o a_o blue_n wherefore_o when_o you_o will_v make_v a_o fair_a green_n put_v common_a metal_n make_v with_o polverine_n into_o small_a or_o great_a pot_n and_o in_o no_o wise_a have_v any_o manganese_n when_o it_o be_v melt_v and_o well_o purify_v add_v to_o this_o metal_n a_o little_a crocus_n martis_n calcine_v with_o vinegar_n about_o three_o ounce_n thereof_o to_o a_o hundred_o weight_n let_v the_o metal_n be_v well_o mix_v and_o remain_v so_o a_o hour_n until_o the_o metal_n incorporate_v the_o same_o tincture_n of_o the_o crocus_n which_o will_v make_v the_o glass_n come_v out_o yellowish_a and_o take_v away_o the_o foulness_n and_o blewness_n which_o the_o metal_n always_o have_v this_o process_n will_v give_v the_o metal_n a_o fair_a green_n put_v of_o thrice_o calcine_v brass_n make_v with_o scale_n as_o before_o two_o pound_n to_o every_o hundred_o pound_n of_o metal_n and_o this_o must_v be_v add_v at_o six_o time_n mix_v well_o the_o powder_n with_o the_o metal_n then_o let_v they_o settle_v two_o hour_n and_o the_o metal_n incorporate_v with_o it_o then_o mix_v again_o the_o metal_n and_o take_v a_o proof_n and_o if_o the_o green_a incline_v to_o a_o blue_n add_v a_o little_a more_fw-mi crocus_n martis_n so_o you_o shall_v have_v a_o very_a fair_a sea-green_a call_v leek_n green_a which_o at_o the_o end_n of_o twenty_o four_o hour_n may_v be_v wrought_v this_o green_a i_o have_v many_o time_n make_v at_o pisa_n which_o come_v forth_o sufficient_o fair_a and_o so_o it_o will_v to_o every_o one_o that_o shall_v observe_v punctual_o what_o be_v abovesaid_a a_o green_n fair_a than_o the_o former_a chap._n xxxiii_o but_o if_o you_o will_v have_v a_o green_a much_o fair_a an_o shine_v than_o the_o former_a put_v into_o a_o pot_n of_o crystalline_a which_o have_v not_o have_v any_o manganese_n and_o which_o have_v pass_v through_o water_n once_o or_o twice_o till_o all_o the_o saltness_n be_v get_v out_o and_o to_o this_o crystalline_a let_v half_a of_o common_a white_a metal_n make_v of_o polverine_n be_v put_v in_o at_o several_a time_n as_o soon_o as_o this_o metal_n be_v well_o mix_v and_o purify_v take_v to_o every_o hundred_o pound_n two_o pound_n and_o a_o half_a of_o thrice_o calcine_v brass_n make_v with_o plate_n of_o brass_n in_o the_o arch_n of_o the_o furnace_n and_o with_o this_o mix_v two_o ounce_n of_o crocus_n martis_n calcine_v with_o brimstone_n and_o reverberate_v put_v these_o two_o powder_n well_o mix_v together_o to_o the_o abovesaid_a metal_n use_v the_o rule_n as_o before_o in_o the_o say_v green_a if_o the_o metal_n have_v any_o blewness_n give_v it_o a_o little_a of_o the_o say_v crocus_n martis_n which_o take_v it_o away_o and_o then_o work_v it_o as_o the_o other_o green_n and_o there_o shall_v be_v make_v the_o wonderful_a green_n of_o the_o burnet_n i_o have_v thus_o make_v it_o many_o time_n at_o pisa_n with_o very_o good_a success_n for_o work_n more_o exact_a than_o ordinary_a if_o you_o will_v have_v a_o fair_a colour_n see_v that_o the_o brass_n be_v well_o prepare_v a_o marvellous_a green_n chap._n xxxiv_o take_v brass_n thrice_o calcine_v as_o before_o then_o in_o stead_n of_o crocus_n martis_n take_v the_o scale_n of_o iron_n which_o fall_n from_o the_o smith_n anvil_n powder_v they_o fine_o sift_v they_o clean_o from_o the_o coal_n and_o ash_n and_o with_o the_o quantity_n aforesaid_a mix_v they_o well_o with_o the_o brass_n and_o put_v they_o to_o the_o common_a glass_n metal_n of_o polverine_n without_o any_o manganese_n with_o the_o rule_v aforesaid_a in_o the_o green_a and_o with_o this_o crocus_n martis_n or_o scale_n you_o shall_v doubtless_o have_v a_o more_o marvellous_a emerald_n green-colour_n which_o will_v have_v whole_o lose_v its_o azure_a and_o sea-colour_n and_o will_v be_v a_o yellowish_a green_a after_o the_o emerald_n and_o will_v have_v a_o shine_a and_o fair_a lustre_n than_o the_o aforesaid_a green_n the_o put_n in_o of_o scale_n of_o iron_n be_v my_o own_o invention_n in_o the_o rest_n of_o the_o work_n let_v the_o rule_n and_o dose_n as_o in_o other_o green_n be_v observe_v and_o you_o shall_v have_v a_o strange_a thing_n as_o experience_n have_v often_o show_v i_o another_o green_a which_o carry_v the_o palm_n from_o all_o other_o green_n make_v by_o i_o chap._n xxxv_o to_o a_o pot_n of_o 10_o pound_n of_o metal_n to_o wit_n half_a of_o crystalline_a pass_v through_o water_n several_a time_n and_o half_a of_o common_a white_a metal_n of_o polverine_n take_v four_o pound_n of_o the_o common_a frit_n of_o polverine_n wherewith_o mix_v three_o pound_n of_o red_a lead_n unite_v they_o well_o together_o and_o put_v they_o into_o the_o same_o pot_n and_o in_o few_o hour_n all_o of_o they_o will_v be_v well_o purify_v then_o cast_v all_o this_o metal_n into_o water_n and_o take_v out_o the_o lead_n then_o return_v the_o metal_n which_o have_v pass_v through_o the_o water_n into_o the_o pot_n &_o let_v the_o metal_n purify_v for_o a_o day_n then_o if_o you_o put_v in_o the_o colour_n make_v chemical_o with_o the_o powder_n of_o the_o caput_fw-la mortuum_fw-la of_o the_o spirit_n of_o vitriolum_fw-la veneris_fw-la add_v a_o very_a little_a crocus_n martis_n there_o will_v arise_v a_o marvellous_a green_n fair_a than_o ever_o i_o make_v any_o which_o will_v seem_v to_o be_v a_o very_a emerald_n of_o the_o ancient_a oriental_a rock_n a_o blue_n or_o turcois_n a_o principal_a colour_n in_o this_o art_n chap._n xxxvi_o put_v sea_n salt_n which_o be_v call_v black_a or_o gross_a salt_n for_o the_o ordinary_a white_a salt_n which_o be_v make_v at_o volterra_n be_v not_o good_a into_o the_o calcar_fw-la or_o fornello_n till_o all_o the_o moisture_n be_v evaporate_v and_o it_o become_v white_a than_o pound_n it_o well_o to_o a_o small_a white_a powder_n this_o salt_n so_o calcine_v keep_v to_o make_v a_o blue_n or_o turcois_n colour_n put_v into_o a_o small_a or_o great_a pot_n of_o crystal_n metal_n die_v with_o the_o colour_n of_o sea-green_a make_v as_o have_v be_v say_v many_o way_n but_o let_v the_o colour_n be_v fair_a and_o full_a for_o this_o be_v of_o great_a importance_n to_o make_v a_o fair_a sky_n colour_n according_a as_o you_o will_v have_v the_o sea-green_a fair_a and_o excellent_a to_o this_o metal_n so_o colour_v put_v of_o the_o say_a salt_n calcine_v into_o the_o pot_n mix_v it_o well_o with_o the_o metal_n and_o this_o be_v to_o be_v put_v in_o by_o little_a and_o little_a until_o the_o sea-green_a lose_v its_o transparencie_n and_o diaphanietie_n and_o take_v
opacity_n for_o the_o salt_n be_v vitrify_v make_v the_o metal_n lose_v its_o transparencie_n and_o give_v it_o a_o little_a paleness_n and_o so_o by_o little_a and_o little_o make_v the_o say_a sky_n colour_n which_o be_v the_o colour_n of_o a_o turcois-stone_n when_o the_o colour_n be_v enough_o it_o must_v be_v wrought_v speedy_o for_o the_o salt_n will_v be_v lose_v and_o evaporate_v and_o the_o metal_n return_v again_o to_o be_v transparent_a and_o foul-coloured_n but_o when_o the_o colour_n be_v lose_v in_o work_v add_v new_o burn_v salt_n as_o before_o that_o the_o colour_n may_v be_v reduce_v and_o so_o you_o shall_v have_v your_o desire_a colour_n let_v the_o conciator_n well_o observe_v that_o this_o salt_n always_o crakcle_n when_o it_o be_v not_o well_o calcine_v therefore_o let_v he_o have_v a_o care_n of_o his_o eye_n and_o sight_n for_o it_o endanger_v they_o the_o quantity_n of_o salt_n must_v be_v put_v in_o by_o little_a and_o little_a leave_v some_o distance_n between_o each_o time_n till_o he_o see_v the_o desire_a colour_n but_o in_o this_o i_o use_v neither_o dose_n nor_o weight_n but_o my_o eye_n only_o i_o have_v often_o make_v this_o colour_n for_o it_o be_v very_o necessary_a in_o count_a house_n and_o the_o most_o prise_v and_o esteem_v colour_n that_o be_v in_o the_o art_n wherefore_o to_o make_v a_o blue_n for_o count_a house_n take_v the_o green_a of_o crystal_n metal_n and_o half_a sea-green_a make_v of_o half_a rochetta_n which_o will_v become_v a_o fair_a colour_n although_o it_o be_v not_o all_o crystal_n metal_n the_o second_o book_n wherein_o be_v show_v the_o true_a way_n of_o make_v calcidony_n of_o the_o colour_n of_o agat_n &_o oriental_a jasper_n with_o the_o way_n to_o prepare_v all_o colour_n for_o this_o purpose_n and_o also_o to_o make_v aquafortis_n and_o aqua_fw-la regis_fw-la necessary_a in_o this_o business_n and_o the_o manner_n of_o calcine_v tartar_n and_o unite_n it_o with_o rosichiero_n make_v chap._n 128._o which_o produce_v pleasant_a toy_n of_o many_o colour_n with_o undulation_n in_o they_o and_o give_v it_o a_o opacity_n such_o as_o the_o natural_a and_o oriental_a stone_n have_v chap._n xxxvii_o since_o i_o be_o to_o show_v the_o manner_n how_o to_o make_v calcidony_n jasper_n and_o oriental_a agat_n it_o be_v necessary_a first_o to_o teach_v the_o preparation_n of_o some_o mineral_n thing_n for_o such_o composition_n and_o although_o some_o of_o they_o may_v be_v public_o buy_v yet_o notwithstanding_o i_o be_v desirous_a that_o the_o work_n shall_v be_v perfect_a judge_v it_o pertinent_a to_o my_o purpose_n to_o show_v the_o most_o exquisite_a chemical_a way_n that_o the_o skilful_a may_v make_v every_o thing_n of_o themselves_o both_o more_o perfect_a and_o with_o lesser_a charge_n for_o there_o be_v no_o doubt_n that_o when_o the_o material_n be_v well_o prepare_v and_o the_o colour_n of_o the_o metal_n be_v well_o open_v and_o separate_v from_o their_o impurity_n and_o terrestriety_n which_o usual_o hinder_v the_o ingress_n of_o their_o tincture_n into_o glass_n and_o their_o union_n in_o their_o small_a part_n that_o then_o they_o colour_v the_o glass_n with_o lively_a shine_a and_o fair_a colour_n which_o very_o far_o surpass_v those_o that_o be_v vulgar_o and_o usual_o make_v in_o the_o furnace_n and_o because_o the_o colour_n of_o calcidony_n or_o rather_o its_o compound_n which_o be_v nothing_o else_o but_o as_o it_o be_v a_o reunite_a of_o all_o the_o colour_n and_o toy_n that_o may_v be_v make_v in_o glass_n a_o thing_n not_o common_a nor_o know_v to_o all_o if_o they_o be_v not_o well_o prepare_v and_o subtilise_v as_o be_v necessary_a they_o give_v not_o the_o beauty_n and_o splendour_n to_o glass_n as_o be_v require_v wherefore_o it_o be_v necessary_a that_o the_o metal_n be_v well_o calcine_v subtilise_v and_o open_v with_o the_o best_a aquafortis_n sulphur_n vitriol_n shall_fw-mi armoniak_n and_o the_o like_a material_n which_o in_o length_n of_o time_n and_o at_o a_o gentle_a heat_n be_v open_v and_o well_o prepare_v but_o a_o violent_a fire_n herein_o hurt_v much_o tartar_n and_o rosichiero_n beside_o their_o be_v very_o perfect_a and_o well_o calcine_v must_v be_v also_o put_v in_o proportion_n and_o in_o fit_a and_o due_a time_n and_o you_o must_v also_o observe_v that_o the_o metal_n be_v well_o boil_v purify_a and_o perfect_v and_o in_o work_v of_o it_o some_o such_o care_n be_v to_o be_v use_v as_o the_o diligent_a master_n be_v wont_a to_o use_v and_o by_o thus_o do_v the_o true_a jasper_n and_o agat_n and_o oriental_a calcidony_n with_o the_o fair_a and_o beautiful_a spot_n of_o waving_n and_o toy_n with_o divers_a lively_a and_o bright_a colour_n hence_o it_o true_o appear_v that_o nature_n can_v arrive_v so_o high_a in_o great_a piece_n and_o although_o it_o be_v say_v and_o may_v be_v make_v to_o appear_v true_a that_o art_n can_v attain_v to_o nature_n yet_o experience_n in_o many_o thing_n show_v and_o in_o particular_a in_o this_o art_n of_o the_o colour_n in_o glass_n that_o art_n do_v not_o only_o attain_v to_o and_o equal_a nature_n but_o very_o fair_a surpass_v and_o excel_v it_o if_o this_o be_v not_o see_v hardly_o will_v you_o believe_v the_o beauty_n the_o toy_n and_o waving_n of_o divers_a colour_n various_o disjoin_v one_o from_o the_o other_o with_o a_o please_a distinction_n which_o be_v see_v in_o this_o particular_a of_o the_o calcidony_n when_o the_o medicine_n be_v well_o prepare_v and_o the_o glass_n wrought_v at_o a_o due_a time_n the_o effect_n that_o come_v thence_o pass_v all_o imagination_n and_o conceit_n of_o man_n in_o the_o three_o way_n to_o make_v it_o which_o i_o teach_v i_o believe_v you_o may_v see_v how_o far_o the_o art_n of_o glass_n arise_v in_o this_o particular_a where_o i_o demonstrate_v every_o particular_a so_o distinct_o that_o any_o practitioner_n and_o skilful_a person_n may_v understand_v and_o work_v without_o error_n and_o he_o that_o work_v well_o may_v find_v out_o more_o than_o i_o set_v down_o how_o to_o make_v aquafortis_n call_v part_v water_n which_o dissolve_v silver_n and_o quicksilver_n with_o a_o secret_a way_n chap._n xxxviii_o take_v of_o saltpetre_n refine_v one_o part_n of_o roch-alum_n three_o part_n but_o first_o exhale_v in_o pan_n all_o the_o humidity_n from_o it_o to_o every_o pound_n of_o this_o stuff_n add_v a_o ounce_n of_o crystalline_a arsenic_n this_o be_v a_o secret_a and_o no_o ordinary_a thing_n which_o beside_o its_o give_v more_o strength_n to_o the_o water_n help_v to_o extract_v better_o the_o spirit_n from_o the_o material_n which_o be_v the_o true_a nerve_n and_o strength_n of_o the_o aquafortis_n without_o which_o the_o water_n perhaps_o will_v be_v no_o better_o than_o well-water_n powder_n and_o mix_v they_o well_o together_o add_v thereunto_o the_o ten_o part_n in_o the_o whole_a of_o lime_n well_o powder_v mix_v they_o well_o and_o put_v so_o much_o of_o this_o stuff_n into_o glass_n body_n that_o about_o three_o quarter_n of_o they_o may_v be_v full_a let_v they_o be_v lute_v with_o strong_a lute_n which_o i_o remit_v to_o the_o artist_n as_o a_o common_a thing_n but_o one_o not_o vulgar_a i_o will_v declare_v take_v some_o loom_n for_o example_n of_o the_o river_n arnus_n which_o be_v a_o fat_a earth_n know_v to_o all_o one_o part_n of_o sand_n 3_o part_n of_o common_a wood-ash_n well_o sift_v of_o shearing_n of_o woollen_a cloth_n of_o each_o one_o half_a mix_v they_o well_o together_o and_o incorporate_v they_o into_o a_o past_a with_o common_a water_n work_v they_o well_o together_o for_o the_o more_o it_o be_v wrought_v the_o better_a it_o be_v therefore_o see_v that_o your_o past_a be_v a_o little_a hard_a to_o all_o these_o add_v a_o three_o of_o common_a salt_n which_o incorporate_v well_o with_o the_o lute_n it_o be_v a_o business_n of_o importance_n then_o lute_n the_o glass_n with_o this_o perfect_a lute_n and_o set_v they_o in_o wind_n furnace_n fit_v to_o their_o bottom_n bake_a earth_n which_o will_v bear_v the_o fire_n under_o the_o bottom_n of_o these_o body_n let_v there_o be_v four_o finger_n of_o sand_n &_o thick_a iron_n bar_v to_o bear_v the_o weight_n &_o fill_v round_o about_o with_o sand_n put_v receiver_n of_o glass_n to_o they_o large_a and_o capacious_a within_o lute_z the_o joint_n well_o with_o lute_n make_v of_o fine_a flower_n and_o lime_n of_o each_o a_o like_a quantity_n powder_v mix_v temper_a and_o impaste_v with_o the_o white_n of_o egg_n well_o beat_v with_o this_o lute_n bind_v and_o lute_n the_o joint_n with_o rouler_n of_o fine_a linen_n which_o when_o well_o dry_v and_o roll_v about_o three_o or_o four_o time_n make_v a_o very_a strong_a lute_n roll_v but_o once_o at_o a_o time_n and_o let_v it_o dry_v a_o little_a before_o the_o second_o roll_v
and_o then_o this_o will_v bear_v all_o the_o violence_n fury_n and_o force_v of_o the_o spirit_n of_o the_o aquafortis_n and_o to_o this_o end_n fit_a exact_o a_o very_a large_a receiver_n to_o every_o glass_n body_n and_o when_o they_o be_v well_o dry_v make_v a_o fire_n in_o the_o furnace_n only_o with_o coal_n at_o first_o and_o that_o a_o very_a temperate_a one_o for_o three_o hour_n for_o in_o that_o time_n the_o windy_a moisture_n distil_v off_o which_o endanger_v the_o break_n of_o the_o glass_n and_o continue_v for_o six_o hour_n a_o moderate_a fire_n afterward_o increase_v it_o gentle_o add_v billet_n of_o dry_a oaken_a wood_n to_o the_o coal_n and_o so_o proceed_v by_o little_a and_o little_a augment_v it_o for_o six_o hour_n more_o and_o then_o the_o head_n will_v be_v tinge_v with_o yellow_a a_o sign_n that_o the_o spirit_n begin_v to_o rise_v continue_v this_o degree_n of_o fire_n until_o the_o spirit_n begin_v to_o condensate_a colour_n red_a the_o receiver_n and_o head_n which_o will_v always_o grow_v deep_o colour_v like_o a_o ruby_n then_o increase_v the_o fire_n for_o many_o hour_n till_o the_o head_n and_o receiver_n become_v red_a which_o sometime_o last_v two_o whole_a day_n continue_v the_o fire_n by_o all_o mean_n till_o all_o the_o spirit_n of_o aqua_fw-la fortis_fw-la be_v distil_v off_o which_o be_v know_v when_o the_o head_n &_o receiver_n by_o little_a and_o little_a begin_v to_o grow_v clear_a and_o become_v white_a as_o at_o first_o and_o whole_o cold_a yet_o notwithstanding_o continue_v the_o fire_n one_o hour_n more_o then_o let_v the_o furnace_n cool_v of_o its_o self_n observe_v that_o when_o the_o head_n and_o receiver_n be_v red_a and_o the_o fire_n strong_a you_o admit_v no_o wind_n nor_o cold_a air_n into_o they_o nor_o touch_v they_o with_o any_o cold_a thing_n for_o than_o they_o will_v easy_o crack_v and_o your_o pain_n cost_n and_o time_n will_v be_v lose_v wherefore_o when_o they_o be_v in_o this_o state_n let_v they_o be_v keep_v hot_a in_o the_o fire_n now_o when_o all_o be_v cold_a put_v upon_o the_o head_n and_o receiver_n linen_n clothes_v wet_v and_o well_o soak_v in_o cold_a water_n that_o the_o spirit_n which_o be_v about_o the_o head_n and_o receiver_n may_v the_o better_o sink_v into_o the_o aquafortis_n leave_v they_o thus_o for_o 12_o hour_n then_o bathe_v the_o joint_n and_o luting_n with_o warm_a water_n till_o they_o be_v moisten_v you_o may_v take_v off_o the_o bandage_n and_o the_o head_n from_o the_o receiver_n which_o usual_o be_v safe_a the_o body_n may_v be_v break_v and_o throw_v away_o for_o they_o will_v serve_v no_o more_o powder_n the_o dregs_o and_o residence_n of_o the_o aquafortis_n to_o wit_n about_o their_o three_o part_n and_o to_o every_o pound_n of_o they_o add_v four_o ounce_n of_o saltpetre_n refine_v and_o put_v they_o into_o another_o body_n lute_v and_o pour_v on_o they_o the_o say_a aquafortis_n lute_n and_o distil_v they_o as_o before_o in_o every_o thing_n keep_v the_o aquafortis_n in_o earthen_a jug_n well_o stop_v that_o the_o better_a spirit_n may_v not_o evaporate_v this_o part_a water_n be_v good_a for_o the_o follow_a use_n some_o there_o be_v that_o instead_o of_o roch_n alum_n take_v as_o much_o more_o of_o the_o best_a vitriol_n such_o as_o the_o roman_a or_o the_o like_a be_v the_o sign_n that_o vitriol_n be_v good_a for_o this_o use_n be_v that_o be_v rub_v upon_o polish_a iron_n it_o colour_v it_o with_o a_o copper_n colour_n this_o vitriol_n purify_v after_o the_o follow_a manner_n will_v make_v a_o strong_a aquafortis_n than_o alum_n to_o purify_v vitriol_n to_o make_v the_o strong_a aquafortis_n chap._n thirty-nine_o dissolve_v the_o best_a vitriol_n the_o better_a the_o strong_a the_o aquafortis_n in_o common_a warm_a water_n let_v the_o solution_n stand_v three_o day_n be_v impregnate_v with_o salt_n than_o filter_n and_o evaporate_v in_o glass_n body_n two_o three_o of_o the_o water_n and_o put_v the_o remainder_n into_o earthen_a pan_n glaze_v which_o set_v in_o a_o cold_a place_n in_o 12_o hour_n the_o vitriol_n will_v shoot_v into_o point_a piece_n appear_v like_o natural_a crystal_n of_o a_o fair_a emerald_n colour_n dissolve_v this_o same_o vitriol_n again_o and_o do_v as_o before_o and_o repeat_v it_o thrice_o at_o each_o solution_n there_o will_v remain_v at_o the_o bottom_n of_o the_o glass_n a_o yellow_a substance_n which_o be_v its_o unprofitable_a sulphur_n and_o be_v to_o be_v cast_v away_o at_o the_o three_o time_n the_o vitriol_n will_v be_v purify_v and_o fit_a to_o make_v a_o good_a and_o strong_a aquafortis_n much_o strong_a than_o the_o ordinary_a especial_o if_o the_o nitre_n be_v well_o refine_v how_o to_o make_v aqua_fw-la regis_fw-la chap._n xl._n to_o every_o pound_n of_o the_o say_a aquafortis_n put_v two_o ounce_n of_o shall_fw-mi ammoniac_a powder_v into_o a_o glass_n body_n which_o set_v in_o a_o pan_n full_a of_o warm_a water_n and_o let_v the_o aquafortis_n be_v often_o stir_v which_o will_v soon_o dissolve_v the_o shall_fw-mi ammoniac_a with_o its_o heat_n which_o will_v be_v tinge_v with_o a_o yellow_a colour_n put_v in_o more_o shall_fw-mi ammoniac_a as_o long_o as_o the_o aquafortis_n will_v dissolve_v any_o when_o it_o dissolve_v no_o more_o let_v it_o settle_v a_o little_a when_o it_o be_v clear_a decant_v it_o leisurely_o off_o and_o in_o the_o bottom_n there_o remain_v the_o unprofitable_a terrestriety_n of_o the_o shall_fw-mi ammoniac_a now_o this_o aqua_fw-la regis_fw-la be_v strong_a and_o fit_a to_o dissolve_v gold_n and_o other_o metal_n but_o silver_n it_o touch_v not_o at_o all_o to_o burn_v tartar_n chap._n xli_o put_v tartar_n of_o red-wine_n which_o be_v in_o great_a piece_n and_o appear_v full_a of_o spot_n lay_v by_o that_o which_o be_v in_o powder_n for_o it_o be_v not_o good_a into_o new_a earthen_a pot_n and_o let_v it_o burn_v in_o kindle_a coal_n until_o it_o smoke_v no_o more_o and_o when_o it_o be_v calcine_v and_o in_o lump_n of_o a_o black_a purplish_a sustance_n than_o it_o be_v burn_v and_o prepare_v how_o to_o make_v a_o calcidony_n in_o glass_n very_o fair_a chap._n xlii_o put_v of_o aquafortis_n two_o pound_n into_o a_o glass_n body_n not_o very_o great_a but_o with_o a_o long_a neck_n four_o ounce_n of_o fine_a silver_n in_o small_a and_o thin_a piece_n and_o set_v they_o near_o the_o fire_n or_o in_o warm_a water_n which_o as_o soon_o as_o the_o aquafortis_n begin_v to_o be_v hot_a it_o will_v work_v and_o dissolve_v the_o silver_n very_o quick_o and_o continue_v so_o until_o it_o have_v dissolve_v and_o take_v it_o up_o then_o take_v a_o pound_n and_o a_o half_a of_o aquafortis_n and_o in_o it_o dissolve_v as_o you_o have_v before_o do_v with_o silver_n six_o ounce_n of_o quicksilver_n when_o all_o be_v dissolve_v let_v these_o two_o water_n be_v well_o mix_v in_o a_o great_a body_n and_o power_n upon_o they_o six_o ounce_n of_o shall_fw-mi ammoniac_a and_o dissolve_v it_o at_o a_o gentle_a heat_n when_o it_o be_v dissolve_v put_v into_o the_o glass_n one_o ounce_n of_o zaffer_n and_o half_a a_o ounce_n of_o manganese_n each_o prepare_v and_o half_a a_o ounce_n of_o ferretto_n of_o spain_n a_o quarter_n of_o a_o ounce_n of_o crocus_n martis_n calcine_v with_o brimstone_n thrice_o calcine_v copper_n blue_a smalt_n of_o the_o painter_n and_o red-lead_a of_o each_o half_n a_o ounce_n powder_n all_o these_o well_o and_o put_v one_o after_o another_o into_o the_o body_n which_o then_o stir_v gentle_o that_o the_o aquafortis_n may_v be_v incorporate_v well_o with_o the_o say_a powder_n keep_v the_o body_n close_o stop_v for_o ten_o day_n every_o day_n stir_v it_o well_o several_a time_n and_o when_o they_o be_v well_o open_v then_o put_v it_o into_o a_o furnace_n on_o sand_n and_o make_v a_o most_o temperate_a heat_n so_o that_o in_o 24_o hour_n all_o the_o aquafortis_n may_v be_v evaporate_v observe_v that_o at_o last_o you_o give_v not_o a_o strong_a but_o a_o gentle_a heat_n that_o the_o spirit_n of_o the_o aquafortis_n may_v not_o evaporate_v and_o in_o the_o bottom_n there_o will_v remain_v a_o lion_n colour_n which_o be_v well_o powder_v keep_v in_o a_o glass_n vessel_n when_o you_o will_v make_v a_o calcidony_n put_v into_o a_o pot_n very_o clear_a metal_n and_o make_v of_o break_a piece_n of_o crystal_n vessel_n and_o crystalline_a and_o white_a glass_n which_o have_v be_v use_v for_o with_o the_o virgin_n fritt_n which_o have_v never_o be_v wrought_v the_o calcidony_n can_v never_o be_v make_v and_o the_o colour_n stick_v not_o to_o it_o but_o be_v consume_v by_o the_o fritt_n to_o every_o pot_n of_o about_o 20_o pound_n of_o glass_n put_v two_o ounce_n or_o two_o ounce_n and_o a_o half_a or_o three_o ounce_n of_o this_o powder_n or_o medicine_n
at_o three_o time_n and_o incorporate_v and_o mix_v they_o that_o the_o glass_n may_v take_v in_o the_o powder_n in_o do_v whereof_o it_o raise_v certain_a blue_n fume_n as_o soon_o as_o it_o be_v well_o mix_v let_v the_o glass_n stand_v a_o hour_n then_o put_v in_o another_o mixture_n and_o so_o let_v it_o alone_o 24_o hour_n then_o let_v the_o glass_n be_v well_o mix_v and_o take_v thereof_o a_o essay_n which_o will_v have_v a_o yellowish_a azure_a colour_n this_o proof_n be_v return_v many_o time_n into_o the_o furnace_n and_o take_v when_o it_o begin_v to_o grow_v cold_a will_v show_v some_o wave_n and_o divers_a colour_n very_o fair_a then_o take_v tartar_n eight_o ounce_n soot_n of_o the_o chimney_n well_o virrify_v two_o ounce_n crocus_n martis_n calcine_v with_o brimstone_n half_a a_o ounce_n put_v by_o little_a and_o little_a all_o these_o well_o powder_a and_o mix_v into_o this_o glass_n at_o six_o time_n expect_v a_o little_a while_n at_o each_o time_n still_o mix_v the_o glass_n that_o the_o powder_n may_v be_v well_o incorporate_v as_o soon_o as_o all_o the_o powder_n be_v put_v in_o let_v the_o glass_n boil_v and_o settle_v 24_o hour_n at_o least_o then_o make_v a_o little_a glass_n body_n of_o it_o which_o put_v in_o the_o furnace_n many_o time_n and_o see_v if_o the_o glass_n be_v enough_o and_o if_o there_o be_v on_o the_o outside_n toy_n of_o blue_n and_o sea-green_a red_a yellow_a and_o all_o colour_n with_o toy_n and_o it_o have_v some_o wave_n such_o as_o calcidony_n jasper_n oriental_a agat_n have_v and_o that_o the_o body_n keep_v within_o be_v as_o to_o the_o sight_n as_o red_a as_o fire_n now_o as_o soon_o as_o it_o be_v make_v and_o perfect_v it_o be_v wrought_v into_o vessel_n always_o variegated_a which_o be_v not_o to_o be_v remake_v for_o they_o do_v not_o arise_v well_o these_o vessel_n may_v be_v make_v of_o divers_a sort_n and_o drink_v glass_n of_o many_o fashion_n broad_o drink_v cup_n salt_n flower_n pot_n and_o the_o like_a 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opacousness_n and_o make_v the_o colour_n appear_v set_v it_o then_o to_o purify_v many_o hour_n that_o the_o new_a powder_n put_v in_o may_v be_v incoporate_v as_o it_o be_v usual_a then_o work_v it_o this_o be_v my_o way_n to_o make_v calcidony_n in_o the_o year_n 1661._o in_o florence_n at_o casino_n in_o the_o glass_n furnace_n at_o which_o time_n i_o cause_v to_o work_v in_o the_o furnace_n the_o brave_a gentleman_n nicolao_n landiamo_n my_o familiar_a friend_n and_o a_o man_n rare_a in_o work_v enamel_n at_o the_o lamp_n in_o which_o furnace_n i_o make_v many_o cup_n of_o calcidony_n at_o the_o same_o time_n which_o always_o be_v fair_a to_o all_o essay_n never_o depart_v from_o the_o aforesaid_a rule_n and_o have_v the_o material_n well_o prepare_v the_o second_o calcidony_n chap._n xliii_o 1._o in_o a_o pound_n of_o aquafortis_n dissolve_v three_o ounce_n of_o fine_a silver_n cut_v small_a in_o a_o glass_n body_n well_o close_v set_v this_o aside_o 2._o in_o another_o glass_n body_n put_v one_o pound_n of_o aquafortis_n wherein_o dissolve_v 5_o ounce_n of_o mercury_n well_o purify_v close_o the_o body_n well_o and_o set_v that_o aside_o 3._o in_o another_o little_a glass_n body_n put_v one_o pound_n of_o aquafortis_n wherein_o dissolve_v two_o ounce_n of_o shall_fw-mi ammoniac_a then_o put_v into_o this_o dissolution_n of_o crocus_n martis_n make_v with_o aquafortis_n ferretta_n of_o spain_n copper_n calcine_v red_a as_o in_o chap._n 24._o brass_n calcine_v with_o sulphur_n of_o each_o half_n a_o ounce_n put_v all_o these_o material_n well_o grind_v and_o powder_v by_o themselves_o and_o then_o one_o by_o one_o into_o the_o body_n by_o little_a and_o little_a with_o patience_n because_o they_o all_o arise_v much_o 4._o in_o another_o little_a glass_n vessel_n let_v there_o be_v put_v one_o pound_n of_o aquafortis_n and_o therein_o dissolve_v one_o ounce_n of_o shall_fw-mi ammoniac_a and_o in_o the_o dissolution_n of_o crude_a antimony_n powder_v vitriol_n purify_v of_o azure_a or_o blow_v smalt_n of_o each_o half_n a_o ounce_n one_o ounce_n of_o red-lead_a grind_v they_o all_o well_o and_o set_v the_o vessel_n by_o 5._o in_o a_o like_a body_n dissolve_v in_o one_o pound_n of_o aquafortis_n two_o ounce_n of_o shall_fw-mi ammoniac_a then_o put_v in_o one_o ounce_n of_o zaffer_n prepare_v and_o a_o quarter_n of_o a_o ounce_n of_o manganese_n prepare_v and_o half_a a_o ounce_n of_o thrice_o calcine_v copper_n and_o one_o ounce_n of_o cinaber_n put_v in_o wary_o every_o one_o of_o these_o thing_n well_o powder_v by_o themselves_o into_o the_o body_n avoid_v those_o thing_n that_o swell_v up_o arise_v and_o fume_v set_v this_o aside_o 6._o in_o another_o small_a glass_n body_n dissolve_v in_o one_o pound_n of_o aquafortis_n two_o ounce_n of_o shall_fw-mi ammoniac_a and_o then_o add_v of_o cerus_fw-la painter_n red-lake_n verdigreas_n the_o skales_n of_o iron_n that_o fall_n from_o the_o anvil_n of_o each_o half_n a_o ounce_n these_o swell_v very_o much_o let_v all_o these_o 6_o body_n stand_v 12_o day_n &_o shake_v they_o well_o six_o time_n every_o day_n that_o the_o water_n may_v penetrate_v &_o subtilise_v the_o ingredient_n and_o metal_n to_o communicate_v their_o tincture_n to_o the_o glass_n after_o this_o time_n take_v a_o great_a glass_n body_n lute_v at_o the_o bottom_n into_o which_o you_o shall_v empty_v all_o the_o material_n of_o these_o six_o body_n by_o little_a and_o little_a that_o they_o may_v not_o run_v out_o nor_o make_v the_o glass_n crack_v in_o this_o great_a body_n mix_v well_o the_o water_n that_o the_o material_n may_v be_v well_o unite_v and_o mix_v together_o set_v this_o glass_n in_o ash_n at_o a_o very_a gentle_a heat_n for_o twenty_o four_o hour_n that_o the_o water_n may_v evaporate_v observe_v that_o the_o fire_n be_v gentle_a at_o last_o lest_o the_o powder_n be_v waste_v with_o too_o much_o heat_n he_o that_o will_v regain_v the_o aquafortis_n may_v join_v the_o head_n &_o receiver_n &_o lute_n the_o jont_v as_o be_v usual_a and_o the_o water_n be_v evaporate_v there_o remain_v at_o the_o bottom_n a_o red_a powder_n which_o be_v keep_v in_o a_o glass_n close_v for_o use_n put_v this_o powder_n or_o medicine_n into_o metal_n make_v of_o break_a piece_n of_o glass_n and_o old_a glass_n but_o not_o make_v of_o virgin_n fritt_n of_o crystal_n or_o crystalline_a as_o in_o the_o first_o calcidony_n have_v be_v say_v give_v the_o metal_n the_o same_o quantity_n and_o use_v the_o say_a distance_n of_o time_n as_o in_o the_o other_o then_o give_v it_o the_o body_n of_o burn_a tartar_n and_o soot_n of_o the_o chimney_n vitrify_v and_o crocus_n martis_n make_v with_o vinegar_n then_o let_v they_o settle_v twenty_o four_o hour_n and_o cause_v a_o vessel_n to_o be_v make_v thereof_o and_o put_v it_o in_o the_o fire_n and_o observe_v whether_o it_o take_v body_n and_o opacity_n and_o if_o it_o show_v the_o variety_n of_o colour_n with_o toy_n and_o waving_n work_v all_o of_o it_o into_o vessel_n of_o divers_a sort_n frame_v therewith_o all_o sort_n of_o workmanship_n and_o variety_n of_o toy_n with_o this_o sort_n of_o calcidony_n i_o make_v many_o cup_n all_o which_o be_v fair_a and_o beside_o with_o this_o past_a of_o calcidony_n may_v be_v make_v many_o hundred_o crown_n for_o gentle_a man_n as_o fair_a as_o can_v be_v utter_v these_o be_v see_v by_o ferdinando_n the_o great_a duke_n of_o bless_a memory_n and_o by_o many_o other_o prince_n and_o lord_n and_o this_o be_v do_v by_o i_o in_o flanders_n the_o three_o way_n of_o calcidony_n chap._n xliv_o 1._o in_o a_o glass_n body_n in_o strong_a aquafortis_n dissolve_v four_o ounce_n of_o fine_a leaf_n silver_n that_o be_v to_o say_v round_a cut_n of_o leaf_n silver_n stop_v the_o body_n and_o set_v it_o aside_o
calcine_v tin_n mix_v well_o the_o metal_n many_o time_n and_o at_o the_o end_n of_o one_o day_n it_o become_v marvellous_a white_a and_o in_o whiteness_n surpass_v any_o snow_n then_o work_v it_o i_o have_v often_o make_v it_o and_o always_o with_o good_a success_n this_o white_a may_v be_v also_o make_v with_o rochetta_n but_o not_o so_o white_a as_o with_o crystal_n to_o make_v a_o marble_n colour_n chap._n lvi_o put_v crystal_n fritt_n in_o a_o pot_n and_o when_o it_o be_v melt_v before_o it_o be_v purify_v work_v it_o this_o be_v a_o fair_a marble_n colour_n a_o peach_n colour_n in_o white_a chap._n lvii_o manganese_n prepare_v will_v make_v in_o lattimo_fw-la the_o colour_n of_o a_o peach-flower_n but_o work_v it_o in_o time_n because_o it_o lose_v colour_n a_o deep_a red._n chap._n lviii_o take_v of_o crystal_n fritt_n 20_o pound_n break_a piece_n of_o white_a glass_n one_o pound_n calcine_v tin_n two_o pound_n mix_v these_o well_o together_o put_v they_o into_o a_o pot_n to_o run_v and_o purify_v when_o these_o be_v melt_v take_v steel_n calcine_v scale_n of_o iron_n from_o the_o anvil_n both_o well_o ground_n of_o each_o a_o like_a quantity_n mix_v they_o together_o put_v leisurely_o of_o this_o mixture_n about_o a_o ounce_n to_o the_o aforesaid_a metal_n when_o purify_v and_o mix_v they_o well_o and_o let_v they_o incorporate_v which_o succeed_v common_o in_o five_o or_o six_o hour_n too_o much_o powder_n make_v the_o metal_n black_a whereas_o the_o colour_n ought_v to_o be_v transparent_a and_o not_o opacous_a of_o a_o obscure_a yellow_a when_o it_o be_v so_o put_v in_o no_o more_o powder_n but_o then_o put_v about_o three_o quarter_n of_o a_o ounce_n of_o brass_n calcine_v to_o redness_n as_o in_o the_o 24_o chap._n and_o ground_n to_o this_o metal_n and_o mix_v they_o many_o time_n and_o at_o about_o three_o or_o four_o time_n it_o will_v become_v as_o red_a as_o blood_n wherefore_o make_v essay_n often_o and_o see_v whether_o this_o colour_n be_v good_a and_o when_o so_o work_v it_o speedy_o else_o it_o will_v lose_v its_o colour_n and_o become_v black_a beside_o leave_v the_o mouth_n of_o the_o pot_n open_a else_o the_o colour_n will_v be_v lose_v let_v not_o the_o pot_n stand_v above_o 10_o hour_n in_o the_o furnace_n and_o suffer_v it_o not_o to_o cool_v as_o much_o as_o be_v possible_a when_o you_o see_v the_o colour_n fade_v which_o sometime_o happen_v put_v in_o some_o scale_n of_o iron_n which_o reduce_v the_o colour_n and_o because_o this_o be_v a_o nice_a colour_n use_v all_o diligence_n in_o make_v it_o by_o put_v in_o the_o steel_n and_o scale_n as_o also_o in_o work_v it_o fritt_v of_o natural_a crystal_n chap._n lix_n calcine_v natural_a crystal_n in_o a_o chrysible_a extinguish_v it_o in_o common_a cold_a water_n eight_o time_n cover_v the_o crysible_a that_o no_o ash_n nor_o filth_n get_v in_o dry_v the_o calcine_v crystal_n and_o grind_v it_o to_o a_o impalpable_a powder_n mix_v this_o powder_n with_o salt_n of_o polverine_n make_v in_o a_o glass_n body_n as_o in_o chap._n 3._o with_o these_o make_v a_o fritt_n observe_v the_o quantity_n rule_n and_o portion_n of_o manganese_n set_v it_o in_o the_o furnace_n &_o at_o due_a and_o often_o time_n cast_v it_o into_o the_o water_n purify_n and_o work_v it_o as_o in_o other_o crystal_n and_o thus_o you_o will_v make_v a_o marvellous_a thing_n a_o pearl_n colour_n in_o crystal_n chap._n lx._n put_v at_o 3_o or_o 4_o time_n to_o crystal_n melt_v and_o purify_v of_o tartar_n well_o calcine_v to_o whiteness_n and_o continue_v to_o put_v in_o the_o tartar_n 4_o or_o 6_o time_n always_o mix_v it_o well_o with_o the_o metal_n till_o the_o crystal_n have_v get_v a_o pearl_n colour_n then_o work_v it_o speedy_o for_o this_o colour_n fade_v this_o i_o have_v often_o practise_v and_o experiment_a the_o four_o book_n wherein_o be_v show_v the_o true_a way_n to_o make_v glass_n of_o lead_n to_o calcine_v lead_n and_o extract_v from_o it_o the_o colour_n of_o green_a emerald_n topaz_n sky_n colour_n or_o sea_n green_a granat_n colour_n sapphire_n gold_n yellow_a and_o of_o lapis_fw-la lazuli_fw-la with_o the_o way_n to_o colonr_v natural_a crystal_n without_o melt_v it_o into_o the_o permanent_a colour_n of_o ruby_n balas_n topaz_n opal_n girasole_n &_o other_o fair_a colour_n chap._n lxi_o the_o glass_n of_o lead_n know_v to_o few_o in_o this_o art_n as_o to_z colour_n be_v the_o fair_a and_o noble_a glass_n of_o all_o other_o at_o this_o day_n make_v in_o the_o furnace_n for_o in_o this_o glass_n the_o colour_n imitate_v the_o true_a oriental_a gem_n which_o can_v be_v do_v in_o crystal_n nor_o any_o other_o glass_n it_o be_v very_o true_a that_o unless_o very_a great_a diligence_n be_v use_v all_o sort_n of_o pot_n will_v be_v break_v and_o the_o metal_n will_v run_v into_o the_o coal_n of_o the_o furnace_n observe_v my_o rule_n in_o all_o these_o glass_n make_v of_o lead_n exact_o and_o you_o shall_v avoid_v all_o danger_n this_o business_n principal_o consist_v in_o know_v well_o how_o to_o calcine_v lead_n and_o to_o recalcine_v it_o also_o a_o second_o time_n for_o by_o how_o much_o it_o be_v better_o and_o more_o calcine_v by_o so_o much_o the_o less_o it_o return_v to_o lead_v again_o and_o by_o consequence_n the_o less_o break_v out_o the_o bottom_n of_o the_o pot_n second_o cast_v the_o metal_n into_o water_n and_o separate_v careful_o the_o lead_n from_o the_o glass_n even_o the_o least_o grain_n of_o it_o this_o glass_n of_o lead_n must_v be_v cast_v into_o the_o water_n by_o little_a and_o little_a to_o make_v a_o better_a separation_n for_o the_o least_o lead_n remain_v break_v out_o the_o bottom_n of_o the_o pot_n and_o let_v all_o the_o metal_n run_v into_o the_o fire_n these_o two_o rule_n our_o author_n repeat_v almost_o in_o every_o chapter_n of_o this_o book_n and_o these_o follow_v also_o the_o pot_n and_o lead_n must_v not_o have_v too_o much_o heat_n in_o the_o furnace_n neither_o must_v the_o metal_n be_v wrought_v too_o hot_a and_o the_o marble_n whereon_o it_o be_v wrought_v must_v be_v of_o the_o hard_a stone_n and_o must_v be_v wet_v else_o the_o marble_n will_v break_v and_o scale_v to_o calcine_v lead_n chap._n lxii_o at_o first_o calcine_v lead_n in_o a_o kil_n as_o the_o potter_n do_v and_o in_o great_a quantity_n usual_o in_o two_o day_n they_o calcine_v many_o a_o hundred_o pound_n of_o lead_n in_o calcine_v observe_v that_o the_o kil_n be_v not_o too_o hot_a but_o sufficient_o heat_v only_a to_o keep_v the_o lead_n in_o fusion_n for_o otherwise_o it_o will_v not_o be_v calcine_v when_o the_o lead_n be_v melt_v it_o yield_v at_o the_o top_n a_o yellowish_a matter_n then_o begin_v to_o draw_v forward_o the_o calcine_v part_n with_o a_o iron_n fit_a for_o the_o purpose_n always_o spread_v it_o in_o the_o internal_a extremity_n of_o the_o kill_v bottom_n which_o shall_v be_v of_o soft-stone_n which_o will_v bear_v the_o fire_n and_o the_o kil_n must_v have_v a_o declivitie_n towards_o the_o mouth_n which_o i_o pass_v by_o as_o a_o thing_n well_o know_v when_o it_o be_v calcine_v once_o it_o must_v be_v put_v and_o spread_v a_o second_o time_n in_o the_o kil_n to_o reverberate_v in_o a_o convenient_a heat_n always_o stir_v it_o with_o a_o iron_n and_o that_o for_o many_o hour_n till_o it_o come_v this_o second_o calcination_n to_o a_o good_a yellow_a and_o be_v calcine_v then_o serce_a all_o in_o a_o fine_a serce_a and_o what_o pass_v not_o the_o serce_a recalcine_v it_o with_o new_a lead_n this_o be_v the_o way_n to_o calcine_v lead_n in_o great_a quantity_n to_o make_v thereof_o store_n of_o potter_n ware_n to_o make_v glass_n of_o lead_n chap._n lxiii_o take_v of_o this_o calcine_v lead_v 15_o pound_n and_o crystal_n or_o rochetta_n or_o polverine_n fritt_n according_a as_o you_o will_v make_v the_o colour_n 12_o pound_n mix_v they_o as_o well_o as_o possible_o you_o can_v put_v they_o in_o a_o pot_n and_o at_o the_o end_n of_o 10_o hour_n cast_v they_o into_o water_n for_o by_o that_o time_n they_o will_v be_v all_o well_o melt_v separate_v the_o lead_n and_o return_v the_o metal_n into_o the_o pot_n which_o in_o 12_o hour_n at_o most_o you_o shall_v have_v most_o fit_a to_o work_v the_o manner_n how_o to_o work_v the_o say_a glass_n chap._n lxiv_o to_o work_v glass_n of_o lead_n into_o divers_a drink_n or_o other_o vessel_n it_o be_v necessary_a before_o it_o be_v take_v upon_o the_o iron_n to_o be_v a_o little_a raise_v in_o the_o pot_n and_o then_o take_v it_o out_o and_o 〈◊〉_d it_o to_o cool_v a_o little_a and_o then_o work_v it_o on_o the_o marble_n be_v clear_a at_o first_o let_v the_o marble_n be_v well_o wet_v with_o cold_a
into_o earthen_a glaze_v pan_n in_o a_o cold_a and_o moist_a place_n for_o a_o night_n and_o you_o shall_v find_v the_o vitriol_n shoot_v into_o point_n like_o crystal_n which_o will_v appear_v like_o true_a oriental_a emerald_n decant_v oft_o all_o the_o water_n that_o be_v in_o the_o pan_n dry_v the_o vitriol_n and_o let_v it_o not_o stick_v to_o they_o then_o evaporate_v half_a this_o water_n which_o will_v yield_v you_o new_a vitriol_n as_o before_o repeat_v this_o till_o you_o have_v get_v all_o the_o vitriol_n put_v this_o vitriol_n in_o a_o retort_n well_o lute_v with_o a_o strong_a lute_n see_v you_o put_v no_o more_o than_o one_o pound_n of_o vitriol_n in_o a_o retort_n which_o must_v not_o be_v very_o large_a and_o have_v a_o large_a and_o capacious_a receiver_n make_v for_o 4_o hour_n together_o a_o most_o temperate_a fire_n for_o if_o it_o be_v too_o strong_a the_o moist_a and_o windy_a spirit_n which_o first_o arise_v from_o this_o vitriol_n be_v so_o powerful_a and_o arise_v with_o so_o great_a force_n that_o no_o receiver_n be_v able_a to_o hold_v they_o let_v the_o joint_n also_o be_v very_o well_o lute_v at_o last_o make_v a_o strong_a fire_n when_o the_o dry_a spirit_n begin_v to_o rise_v in_o a_o white_a form_n continue_v the_o fire_n till_o the_o receiver_n begin_v to_o wax_v clear_a and_o to_o be_v quite_o cold_a then_o make_v no_o more_o fire_n and_o in_o twenty_o four_o hour_n let_v the_o joint_n be_v unlute_v and_o the_o liquor_n which_o be_v in_o the_o receiver_n must_v be_v keep_v in_o glass_n very_o well_o seal_v this_o be_v the_o true_a lively_a azure_a with_o which_o marvellous_a thing_n be_v do_v as_o you_o may_v well_o perceive_v by_o its_o smell_n which_o be_v as_o powerful_a and_o sharp_a as_o any_o this_o day_n know_v in_o nature_n many_o thing_n may_v be_v say_v which_o be_v pass_v over_o as_o be_v not_o pertinent_a to_o the_o art_n of_o glass_n which_o happy_o you_o may_v judge_v upon_o better_a occasion_n the_o fece_n than_o which_o remain_v at_o the_o bottom_n of_o the_o retort_n will_v be_v black_a which_o leave_v some_o day_n in_o the_o air_n of_o themselves_o will_v take_v a_o pale_a blue_a powder_n and_o mix_v this_o with_o zaffer_n and_o put_v it_o to_o crystal_n metal_n as_o before_o and_o with_o the_o say_a quantity_n will_v be_v make_v a_o marvellous_a sea-green_a wherefore_o i_o have_v here_o set_v down_o the_o way_n to_o make_v this_o powder_n with_o much_o clearness_n presuppose_v that_o i_o have_v not_o publish_v a_o ordinary_a way_n to_o make_v it_o but_o a_o true_a treasure_n of_o nature_n and_o that_o to_o the_o content_a of_o noble_a and_o curious_a spirit_n finis_fw-la a_o index_n lead_v to_o calcine_v 62._o to_o prepare_v crystal_n 70_o 76._o manganese_n 13._o sulphur_n to_o fix_v 126_o 130._o vitriol_n to_o make_v aquafortis_n 39_o tartar_n to_o calcine_v 37._o to_o burn_v 41._o to_o extract_v the_o salt_n 11._o zaff_o to_o prepare_v 12._o to_o make_v aquafortis_n 38._o aqua_fw-la regis_fw-la 40._o crocus_n martis_n with_o sulphur_n 16._o with_o vinegar_n 17._o with_o aquafortis_n 18._o with_o aqua_fw-la regis_fw-la 19_o crystal_n and_o crystalline_a metal_n 9_o 10._o frit_n 3_o 8._o frit_n of_o crystal_n 59_o brass_n to_o calcine_v 20_o 21._o for_o ferretto_n of_o spain_n 14_o 15._o to_o redness_n 24._o thrice_o 25_o 28._o vitriolum_fw-la veneris_fw-la 31_o 131_o 132_o 133._o glass_n of_o lead_n 63._o saccharum_fw-la saturni_n 123._o salt_n from_o polverine_n rochetta_n and_o barillia_fw-la 1._o a_o better_a way_n 3._o from_o fern_n and_o other_o herb_n 5_o 6_o 7._o lake_n 108_o 109_o 110_o 118._o from_o cochineel_n 116_o 117_o 119_o sphere_n 113._o turcoise_n that_o have_v lose_v their_o colour_n 112._o ultramarine_n 115._o blow_v 111._o colour_n to_o make_v amethyst_n in_o glass_n 48._o balass_o in_o glass_n 122._o in_o crystal_n 74._o black_a in_o glass_n 51_o 52_o 53._o in_o enamel_n 100_o 101_o 102._o calcidony_n 42_o 43_o 44._o chrysolite_n in_o past_a 82._o emerald_n in_o glass_n 32_o 33._o in_o glass_n of_o lead_n 65_o 66._o in_o past_z 77_o 78_o 79_o 80._o green_a in_o glass_n 33_o 34_o 35._o in_o enamel_n 97_o 98_o 99_o girasole_n in_o past_o 74._o granat_n in_o glass_n 47._o in_o glass_n of_o lead_n 69._o in_o past_o 87_o 88_o 89._o lapis_fw-la lazuli_fw-la in_o glass_n of_o lead_n 72._o marble_n colour_n in_o glass_n 56._o opal_n in_o past_a 74._o peach_n in_o glass_n 57_o paste_n observation_n on_o they_o 90_o 91_o 92._o pearl_n colour_n in_o glass_n 60._o purple_a enamel_n 104._o red_a deep_a in_o glass_n 58._o as_o blood_n 121_o 127._o in_o enamel_n 103._o transparent_a in_o glass_n 120._o rose_n red_a in_o glass_n 120_o 124_o 125_o 128._o ruby_n in_o past_o 74._o sea-green_a in_o glass_n 22_o 23_o 26_o 29_o 30_o 31_o 131._o sapphire_n in_o glass_n 49_o 50._o in_o glass_n of_o lead_n 70._o in_o past_z 85_o 86._o sky_n colour_n in_o glass_n 23._o in_o glass_n of_o lead_n 68_o in_o past_z 83_o 84._o in_o enamel_n 106._o topaz_n in_o glass_n of_o lead_n 67._o in_o past_o 74_o 81._o turcois_fw-fr in_o glass_n 36._o in_o enamel_n 95_o 96._o viper_n colour_n in_o crystal_n 73._o violet_a enamel_n 107._o white_a enamel_n 94._o white_a call_v lattimo_fw-la in_o glass_n 54_o 55._o yellow_n in_o glass_n 46._o in_o enamel_n 105._o gold_n yellow_a in_o glass_n of_o lead_n 71._o observation_n of_o yellow_a in_o glass_n 4._o observation_n on_o the_o epistle_n to_o the_o reader_n concern_v our_o author_n and_o this_o work_n i_o find_v no_o other_o mention_n of_o he_o than_o a_o bare_a name_v he_o by_o garso_n in_o his_o book_n della_fw-it dottrina_fw-la universals_z and_o by_o borneâ—â—us_n de_fw-fr sufficientia_fw-la pag._n 141._o neither_o can_v i_o ever_o find_v by_o strict_a inquiry_n that_o the_o other_o piece_n promise_v in_o the_o epistle_n dedicatory_a and_o the_o preface_n concern_v chemical_a matter_n be_v ever_o publish_v neither_o have_v i_o read_v in_o any_o spagyrical_a writer_n quotation_n draw_v thence_o wherefore_o i_o may_v easy_o conclude_v that_o it_o never_o come_v to_o light_v and_o it_o be_v no_o wonder_n he_o find_v no_o encouragement_n by_o this_o book_n to_o put_v forth_o that_o since_o this_o kind_n of_o learning_n 〈◊〉_d useful_a to_o mankind_n be_v account_v sordid_a 〈◊〉_d below_o the_o speculation_n of_o man_n live_v in_o tâ—â—se_a time_n who_o whole_o busy_v their_o subtle_a â—its_n either_o in_o contemplation_n useless_a or_o indeterminable_a most_o of_o who_o notion_n be_v â—are_a 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d but_o our_o most_o learned_a â—acon_n man_n of_o a_o most_o sublime_a and_o pierce_a intellect_n in_o his_o incomparable_a novum_n organum_fw-la have_v full_o confute_v &_o show_v the_o vanity_n &_o in_o efficacy_n of_o that_o other_o way_n and_o have_v more_o wise_o substitute_v another_o more_o effective_a and_o operative_a for_o the_o more_o solid_a promotion_n of_o art_n and_o science_n this_o way_n of_o useful_a learning_n have_v be_v more_o experiment_o follow_v by_o some_o particular_a person_n but_o not_o universal_o throughout_o but_o now_o it_o be_v like_a to_o make_v a_o considerable_a progress_n be_v design_v by_o that_o most_o noble_a and_o honourable_a company_n of_o the_o king_n society_n at_o gresham-college_n which_o by_o the_o indulgence_n of_o his_o â—â—â—red_a majesty_n restore_v to_o his_o people_n for_o the_o promotion_n of_o all_o virtuous_a undertake_n weekly_a convenâ—_n to_o this_o very_a end_n and_o purpose_n and_o daily_o bring_v in_o material_n for_o this_o fair_a edisice_n one_o part_n of_o this_o design_n this_o present_a book_n contain_v wherein_o be_v set_v forth_o true_o and_o plain_o the_o whole_a business_n of_o make_v and_o colour_v glass_n which_o from_o his_o youth_n our_o author_n have_v learn_v of_o able_a and_o diligent_a person_n or_o what_o experience_n oâ—_n the_o fire_n have_v teach_v he_o and_o in_o many_o he_o tell_v you_o the_o time_n and_o place_n of_o his_o trial_n and_o invention_n with_o all_o the_o circumstance_n thereunto_o belong_v be_v of_o glass_n our_o english_a word_n glass_n be_v the_o same_o with_o the_o dutch_a and_o be_v derive_v from_o the_o latin_a glastum_fw-la which_o by_o remove_v the_o last_o syllable_n be_v plain_o glass_n now_o it_o appear_v that_o glastum_fw-la be_v call_v vitrum_fw-la by_o caesar_n in_o his_o commentary_n lib._n 5._o where_o he_o say_v omnes_fw-la britanni_n se_fw-la vitro_fw-la inficiunt_fw-la all_o the_o britan_n colour_n themselves_o with_o glass_n &_o mela_n lib._n 3._o cap._n 6._o britanni_n virro_fw-la corpora_fw-la infecti_fw-la and_o vitruvius_n wool_n die_v with_o glass_n for_o so_o the_o learned_a turnebus_n restore_v these_o place_n where_o it_o be_v ancient_o read_v ultrum_fw-la for_o vitrum_fw-la but_o that_o vitrum_fw-la be_v isatis_n appear_v by_o these_o word_n of_o vitruvius_n they_o colour_n for_o want_n of_o
indigo_n chalk_n from_o selinutia_n vitro_n with_o glass_n which_o the_o greek_n call_v isatis_n as_o also_o by_o a_o treatise_n of_o apulcius_n dâ—_n herbis_fw-la not_o publish_v but_o be_v in_o the_o hand_n of_o doctor_n morrick_n causabon_n large_a and_o more_o correct_a than_o those_o that_o be_v publish_v he_o this_o herbam_fw-la isatis_n alii_fw-la aogigneme_n prophetae_fw-la apesion_n itali_fw-la alutam_fw-la alii_fw-la herbam_fw-la vitrum_fw-la which_o be_v to_o be_v write_v isatis_n alii_fw-la angionen_fw-mi propherae_fw-la arosion_n itali_fw-la rutam_fw-la alii_fw-la herâ—am_fw-la vitrum_fw-la salmatius_n ever_o false_o pâ—â—â—_n guastum_fw-la for_o glastum_fw-la because_o the_o britan_n continual_o call_v it_o guadum_n the_o which_o call_v a_o blue_a colour_n glass_n and_o pliny_n lib._n 22._o chap._n 1._o witness_v the_o same_o in_o thâ—se_a word_n simile_n plantagini_fw-la glastum_fw-la in_o gallia_n voco_fw-la quo_fw-la britannorum_fw-la conjuges_fw-la nurusque_fw-la toto_fw-la corpore_fw-la oblitae_fw-la quibusdam_fw-la in_o sacris_fw-la nudae_fw-la incedunt_fw-la the_o british_a woman_n cover_v their_o body_n with_o glastum_fw-la &_o in_o some_o festival_n go_v naked_a and_o cambden_n in_o his_o britannia_n this_o be_v the_o herb_n we_o term_v woad_n and_o it_o give_v a_o bluish_a colour_n which_o the_o britan_n at_o this_o day_n call_v glass_n the_o reason_n why_o glastum_fw-la acquire_v this_o name_n vitrum_fw-la or_o glass_n may_v be_v because_o all_o glass_n have_v natural_o as_o this_o author_n and_o experience_n teach_v somewhat_o of_o blewishness_n in_o it_o vitrum_fw-la come_v from_o visum_fw-la as_o aratrum_fw-la and_o rutrum_fw-la come_v from_o artum_fw-la &_o retum_fw-la the_o last_o syllable_n be_v change_v into_o trum_n so_o iscodurus_n lib._n 16._o cap._n 15._o quod_fw-la visui_fw-la perspicuitate_fw-la transluceat_fw-la because_o it_o be_v transparent_a to_o the_o sight_n for_o in_o other_o metal_n whatsoever_o be_v contain_v within_o be_v hide_v but_o in_o glass_n all_o liquor_n and_o thing_n within_o appear_v the_o same_o as_o without_o hence_o it_o be_v that_o many_o transparent_a body_n be_v call_v vitrea_fw-la as_o the_o humour_n of_o the_o eye_n the_o sea_n rivers_n water_n by_o physician_n horace_n ovid_n and_o both_o and_o apuleius_n of_o a_o spring_n glass_n be_v one_o of_o the_o fruit_n of_o the_o fire_n which_o be_v most_o true_a for_o it_o be_v a_o thing_n whole_o of_o art_n not_o of_o nature_n and_o not_o to_o be_v produce_v without_o strong_a fire_n i_o have_v hear_v a_o singular_a artist_n merry_o to_o this_o purpose_n say_v that_o their_o profession_n will_v be_v the_o last_o in_o the_o world_n for_o when_o god_n shall_v consume_v with_o fire_n the_o universe_n that_o then_o all_o thing_n therein_o will_v vitrifie_v and_o turn_v to_o glass_n which_o will_v be_v true_a upon_o supposition_n of_o a_o proportionable_a mixture_n of_o fit_a salt_n and_o sand_n or_o stones_n it_o be_v much_o like_o all_o sort_n of_o mineral_n or_o middle_a mineral_n i_o find_v author_n differ_v much_o about_o refer_v glass_n to_o its_o species_n agricola_n lib._n 12._o de_fw-la metallis_fw-la make_v it_o a_o concrete_a juice_n vincent_n belluasensiâ—_n lib._n 11._o call_v it_o a_o stone_n fallopius_n reckon_v it_o among_o the_o media_fw-la mineralia_fw-la and_o the_o workman_n when_o it_o be_v in_o a_o state_n of_o fusion_n call_v it_o metal_n but_o to_o i_o it_o seem_v neither_o of_o these_o which_o this_o general_a argument_n sufficient_o evince_v that_o all_o the_o foremention_v be_v natural_a concretes_n but_o glass_n be_v a_o compound_n make_v by_o art_n a_o product_n of_o the_o fire_n and_o never_o find_v in_o the_o bowel_n of_o the_o earth_n as_o all_o the_o other_o be_v wherefore_o as_o factitious_a word_n of_o art_n be_v exclude_v out_o of_o the_o predicament_n by_o the_o logician_n so_o be_v glass_n to_o be_v exclude_v out_o of_o the_o former_a species_n neither_o be_v it_o more_o to_o be_v callâ—d_v a_o metal_n concrete_a juice_n than_o beer_n or_o â—alt_n barley_n or_o lime_n a_o stone_n or_o brick_n earth_n etc._n etc._n but_o to_o this_o argument_n fallop_n thus_o reply_n by_o ask_v of_o what_o glass_n we_o speak_v whether_o of_o that_o which_o be_v in_o its_o own_o mine_n and_o it_o be_v own_o stone_n or_o else_o of_o true_a glass_n and_o now_o extract_v from_o the_o stone_n if_o of_o this_o purify_v he_o say_v it_o be_v not_o more_o artificial_a than_o a_o metal_n be_v extract_v from_o its_o mineral_n and_o purify_v but_o if_o we_o understand_v it_o of_o that_o which_o be_v the_o first_o stone_n than_o he_o say_v that_o as_o metal_n in_o the_o mine_n and_o proper_a stone_n so_o glass_n have_v its_o existence_n in_o the_o stone_n whence_o it_o be_v educe_v be_v natural_a to_o who_o i_o answer_v that_o glass_n be_v never_o find_v in_o that_o form_n in_o any_o mine_n but_o only_a sand_n and_o stone_n which_o be_v the_o material_n of_o it_o but_o of_o metal_n it_o be_v far_o otherwise_o which_o nature_n have_v perfect_o form_v into_o a_o certain_a species_n in_o proper_a vein_n though_o sometime_o they_o be_v by_o the_o fire_n force_v out_o of_o the_o vein_n and_o earth_n or_o stone_n wherein_o they_o in_o small_a particle_n and_o atom_n lay_v hide_v and_o with_o this_o difference_n too_o that_o fire_n only_o produce_v or_o rather_o discover_v metal_n by_o its_o innate_a energy_n of_o separate_v heterogeneous_a body_n and_o congregate_a homegeneous_a but_o in_o glass_n it_o be_v far_o otherwise_o for_o that_o be_v make_v by_o â—â—iting_v and_o mix_v different_a part_n of_o salt_n and_o sand_n which_o fallopius_n to_o admiration_n deny_v say_v that_o it_o be_v false_a that_o glass_n be_v make_v of_o ash_n and_o he_o add_v that_o although_o glass-man_n add_v ash_n bring_v from_o alexandria_n or_o from_o other_o place_n yet_o he_o say_v that_o ash_n be_v add_v instead_o of_o nitre_n which_o the_o ancient_n use_v that_o they_o may_v more_o easy_o extract_v glass_n from_o the_o metalline_a stone_n yet_o we_o may_v not_o say_v that_o ash_n be_v mix_v with_o the_o metal_n to_o make_v glass_n but_o that_o it_o be_v only_o put_v into_o the_o furnace_n where_o glass_n be_v melt_v that_o glass_n may_v be_v more_o easy_o educe_v from_o the_o small_a and_o inmost_a particle_n of_o the_o glass-stone_n that_o be_v of_o its_o proper_a metal_n so_o far_o he_o but_o this_o strange_a opinion_n be_v easy_o confute_v for_o if_o glass_n be_v extract_v from_o the_o stone_n only_o than_o the_o weight_n of_o the_o metal_n must_v needs_o be_v far_o less_o than_o the_o stone_n alone_o but_o in_o truth_n the_o weight_n of_o the_o metal_n far_o surpass_v that_o weight_n for_o 100_o weight_n of_o sand_n yield_v above_o 150_o of_o metal_n beside_o the_o salt_n compose_v glass_n be_v the_o most_o fix_a salt_n which_o the_o fire_n can_v raise_v with_o the_o most_o vehement_a heat_n again_o in_o old_a window_n of_o french_a glass_n in_o that_o part_n which_o lie_v towards_o the_o air_n you_o may_v manifest_o discern_v nay_o pick_v out_o piece_n of_o salt_n easy_o discover_v their_o nature_n to_o the_o taste_n furthermore_o in_o the_o fine_a glass_n wherein_o the_o salt_n be_v most_o purify_a and_o in_o a_o great_a proportion_n of_o salt_n to_o the_o sand_n you_o shall_v find_v that_o such_o glass_n stand_v long_o in_o subterraneous_a and_o moist_a place_n will_v fall_v to_o piece_n the_o union_n of_o the_o salt_n and_o sand_n decay_v and_o this_o be_v the_o reason_n of_o that_o say_n that_o venice_n glass_n will_v break_v with_o poison_n which_o be_v true_a of_o some_o mineral_n but_o not_o of_o vegetable_a or_o animal_n poison_n all_o which_o manifest_o evince_v that_o salt_n remain_v in_o the_o glass_n in_o specie_fw-la add_v hereunto_o that_o experiment_n of_o helmont_n cap._n de_fw-fr terra_fw-la who_o thus_o say_v si_fw-la vitri_fw-la pollinem_fw-la pluri_fw-la alkali_fw-la quis_fw-la colliquaverit_fw-la ac_fw-la humido_fw-la loco_fw-la exposuerit_fw-la reperiet_fw-la mox_fw-la totum_fw-la vitrum_fw-la resolvi_fw-la in_o aquam_fw-la cvi_fw-la si_fw-la affundatur_fw-la chrysulea_n addito_fw-la quantum_fw-la saturando_fw-la alkali_fw-la suffecerit_fw-la inveniet_fw-la statim_fw-la in_o fundo_fw-la arenam_fw-la sedere_fw-la eodem_fw-la pondere_fw-la quae_fw-la prius_fw-la faciendo_fw-la vitro_fw-la aptabatur_fw-la if_o you_o melt_v fine_a flour_n of_o glass_n with_o good_a store_n of_o sandever_n and_o set_v they_o in_o a_o moist_a place_n you_o shall_v soon_o find_v all_o the_o glass_n resolve_v into_o water_n whereunto_o if_o you_o pour_v as_o much_o aquafortis_n as_o will_v suffice_v to_o saturate_a the_o sandever_n you_o shall_v find_v the_o sand_n present_o settle_v to_o the_o bottom_n in_o the_o same_o weight_n which_o be_v put_v in_o at_o first_o and_o in_o this_o experiment_n the_o salt_n be_v imbibe_v and_o take_v up_o by_o the_o sandever_n and_o aqua_fw-la regis_fw-la and_o so_o the_o component_a part_n analyse_v into_o their_o former_a principle_n which_o be_v before_o confuse_v
relate_v by_o pliny_n now_o as_o to_o the_o possibility_n of_o make_v glass_n malleable_a i_o find_v not_o one_o argument_n beside_o this_o report_n unless_o by_o the_o chemist_n who_o prove_v it_o per_fw-la circulum_fw-la reason_v from_o their_o elixir_n to_o glass_n and_o from_o glass_n to_o the_o elixir_n and_o sure_o it_o be_v more_o feasible_a to_o make_v the_o one_o than_o the_o other_o for_o in_o the_o make_n of_o the_o elixir_n the_o production_n be_v tale_n ens_fw-la ex_fw-la non_fw-la tali_fw-la ente_fw-la there_o be_v no_o resistance_n and_o incapacity_n in_o the_o matter_n ex_fw-la qua_fw-la but_o in_o glass_n quite_o otherwise_o for_o it_o be_v of_o its_o own_o nature_n the_o most_o brittle_a thing_n in_o the_o world_n and_o to_o make_v it_o malleable_a a_o quality_n quite_o contrary_a to_o its_o nature_n must_v be_v introduce_v beside_o diaphaneity_n be_v a_o property_n not_o communicate_v to_o any_o thing_n malleable_a and_o who_o will_v call_v that_o glass_n that_o be_v not_o transparent_a as_o well_o may_v one_o name_n that_o gold_n which_o be_v not_o ponderous_a nor_o malleable_a as_o that_o glass_n which_o be_v malleable_a and_o not_o transparent_a add_v hereunto_o that_o the_o nature_n of_o malleability_n consist_v in_o a_o close_a and_o throughout_o adhaesion_n of_o part_n to_o part_n and_o a_o capacity_n to_o the_o change_n of_o figure_n in_o the_o minute_a part_n both_o which_o be_v inconsistent_a with_o the_o nature_n of_o glass_n for_o the_o material_o of_o glass_n sand_n and_o salt_n have_v such_o figure_n as_o seem_v incapable_a of_o such_o adhaesion_n in_o every_o part_n one_o to_o another_o for_o all_o salt_n have_v their_o determinate_a figure_n which_o they_o keep_v too_o in_o their_o great_a solution_n and_o action_n of_o the_o fire_n upon_o they_o unless_o a_o total_a destruction_n be_v wrought_v upon_o they_o as_o many_o instance_n may_v evince_v and_o that_o figure_n be_v various_a according_a to_o the_o salt_n salt-peter_n and_o all_o alcalizate-salt_n be_v point_v and_o by_o their_o pungency_n and_o caustickness_n seem_v to_o be_v make_v up_o of_o infinite_a sharp_a point_a needle_n and_o as_o for_o sand_n the_o figure_n thereof_o be_v various_a nay_o infinite_a as_o it_o appear_v in_o microscope_n now_o how_o can_v any_o man_n imagine_v that_o such_o variety_n of_o figure_n in_o sand_n can_v so_o comply_v with_o the_o determinate_a figure_n of_o salt_n as_o to_o touch_v one_o another_o in_o minimis_fw-la which_o be_v necessary_a to_o make_v it_o malleable_a whereas_o to_o make_v it_o glass_n it_o be_v enough_o that_o those_o two_o touch_v one_o another_o at_o certain_a point_n only_o whereby_o such_o a_o union_n be_v form_v which_o be_v necessary_a to_o denominate_v glass_n but_o whole_o incompatible_a with_o malleability_n and_o this_o union_n be_v that_o which_o make_v in_o glass_n pore_n from_o whence_o come_v its_o diaphaneity_n as_o you_o have_v hear_v from_o lucret._n beside_o something_o say_v before_o declare_v that_o they_o both_o remain_v the_o same_o in_o the_o compound_n they_o be_v before_o i_o shall_v conclude_v this_o argument_n and_o say_v that_o i_o conceive_v that_o nothing_o but_o the_o elixir_n will_v perform_v this_o effect_n and_o that_o both_o of_o they_o will_v come_v into_o the_o world_n together_o of_o the_o furnace_n before_o we_o enter_v upon_o the_o art_n it_o be_v self_n it_o be_v necessary_a to_o deliver_v the_o manner_n of_o their_o furnace_n and_o their_o several_a instrument_n and_o also_o how_o their_o metal_n when_o â—efined_v must_v be_v wrought_v all_o which_o be_v pretermit_v by_o our_o author_n though_o necessary_a to_o be_v know_v by_o the_o reader_n there_o be_v three_o sort_n of_o furnace_n as_o agric._n de_fw-fr re_fw-mi metallica_fw-la distinguish_v they_o the_o first_o the_o calcar_fw-la fornax_fw-la calcaria_fw-la be_v make_v in_o the_o fashion_n of_o a_o oven_n ten_o foot_n long_o and_o seven_o broad_a where_o wide_a and_o two_o foot_n deep_a on_o one_o side_n thereof_o they_o have_v a_o trench_n about_o six_o inch_n square_a the_o upper_a part_n whereof_o be_v level_a with_o the_o surface_n of_o the_o calcar_fw-la separate_v only_o from_o it_o at_o the_o mouth_n by_o brick_n some_o nine_o inch_n wide_a into_o this_o trench_n they_o put_v their_o sea-coal_n the_o flame_n whereof_o pass_v into_o all_o the_o part_n of_o this_o furnace_n and_o reverberate_v from_o the_o roof_n upon_o the_o frit_n over_o who_o surface_n all_o the_o smoke_n fly_v very_o black_a and_o go_v out_o of_o the_o mouth_n of_o the_o calcar_fw-la and_o the_o conciator_n never_o stir_v his_o frit_n till_o the_o smoke_n be_v past_a the_o coal_n burn_v as_o in_o other_o furnace_n on_o iron_n grate_v and_o the_o ash_n fall_v thence_o into_o the_o ashole_a which_o be_v level_a with_o the_o floor_n the_o conciator_n call_v in_o the_o green-glass_n house_n the_o founder_n be_v he_o that_o weigh_v and_o proportion_n the_o salt_n or_o ash_n and_o sand_n and_o work_v they_o with_o a_o strong_a fire_n till_o they_o run_v into_o lump_n and_o become_v white_a and_o if_o the_o metal_n be_v too_o hard_a and_o consequent_o brittle_a he_o add_v salt_n or_o ash_n and_o if_o too_o soft_a sand_n still_o mix_v they_o to_o a_o fit_a temper_n which_o be_v only_o know_v by_o the_o work_n of_o it_o according_a as_o the_o frit_n be_v prepare_v he_o draw_v it_o out_o of_o the_o calcar_fw-la and_o when_o it_o be_v cold_a lay_v it_o by_o for_o use_v he_o do_v not_o here_o cast_v water_n upon_o the_o frit_n nor_o water_n it_o with_o lee_n as_o our_o author_n enjoun_v and_o after_o some_o few_o day_n use_v this_o frit_n to_o make_v metal_n which_o when_o it_o be_v melt_v in_o the_o pot_n in_o the_o work_a furnace_n with_o a_o square_n he_o rake_n and_o stir_n and_o mix_v well_o the_o metal_n when_o the_o square_a be_v red_a hot_a he_o put_v it_o into_o a_o pail_n of_o water_n for_o otherwise_o the_o metal_n will_v stick_v to_o it_o with_o a_o ladle_n he_o take_v out_o the_o sandever_n or_o empty_v the_o metal_n from_o one_o pot_n into_o another_o and_o with_o his_o porteglo_n he_o scum_n the_o glass_n and_o with_o the_o spiei_fw-la a_o iron_n point_v and_o hook_a at_o the_o end_n he_o take_v metal_n out_o of_o the_o pot_n for_o proof_n or_o essay_n to_o see_v whether_o the_o colour_n be_v good_a and_o the_o metal_n fit_a to_o work_v some_o anneal_a their_o pot_n in_o this_o furnace_n as_o agric._n the_o second_o or_o work_a furnace_n be_v that_o where_o the_o pot_n be_v set_v to_o which_o belong_v the_o fire_n place_n and_o ash-hole_n this_o furnace_n be_v round_o of_o three_o yard_n diameter_n and_o two_o in_o height_n arch_v above_o round_o about_o the_o inside_n whereof_o 8_o or_o more_o pot_n be_v set_v and_o on_o these_o the_o pile_v pot_n the_o number_n of_o the_o pot_n be_v always_o double_a to_o the_o work_a boccas_n that_o each_o master_n may_v have_v one_o pot_n refine_v and_o to_o work_v out_o of_o and_o another_o for_o metal_n to_o refine_v in_o while_o he_o work_v out_o the_o pot_n which_o have_v refine_v in_o it_o it_o have_v two_o partition_n the_o lowermost_a separate_v the_o pot_n from_o the_o fire_n place_n in_o the_o centre_n whereof_o there_o be_v a_o circular_a hole_n make_v with_o iron_n grate_v fourteen_o inch_n or_o more_o in_o diameter_n through_o which_o the_o flame_n pass_v from_o the_o fire-place_n into_o this_o furnace_n from_o who_o arch_a side_n and_o roof_n it_o be_v reverberate_v into_o the_o melt_a pot_n the_o second_o partition_n divide_v this_o from_o the_o leer_n to_o this_o furnace_n belong_v these_o hole_n first_o bocca_fw-it the_o work_a hole_n by_o which_o the_o metal_n be_v take_v out_o of_o the_o great_a pot_n and_o by_o which_o the_o pot_n be_v put_v into_o the_o furnace_n this_o be_v stop_v with_o a_o cover_n make_v with_o lute_n and_o brick_n removable_a at_o pleasure_n to_o preserve_v the_o workmen_n eye_n from_o the_o vehement_a heat_n of_o the_o fire_n this_o have_v a_o hole_n in_o it_o more_o than_o a_o palm_n wide_a by_o which_o the_o vessel_n be_v scald_v as_o often_o as_o it_o be_v needful_a to_o this_o bocca_fw-it belong_v the_o halsinella_n which_v be_v certain_a hook_n fasten_v to_o the_o side_n of_o the_o furnace_n whereon_o to_o rest_v and_o turn_v their_o vessel_n when_o they_o scald_v they_o 2._o boccarellas_n one_o on_o each_o side_n of_o the_o bocca_fw-it lie_v almost_o horizontal_o with_o it_o out_o of_o these_o the_o servitor_n take_v colour_v or_o fine_a metal_n from_o the_o pile_v pot_n 3._o oven_n or_o hole_n next_o the_o leer_n to_o calcine_v tartar_n iron_n etc._n etc._n one_o on_o each_o side_n lie_v level_a with_o the_o bocca_fw-it to_o this_o also_o belong_v the_o fire_n place_n have_v two_o tizzonaios_n or_o stitch_n one_o on_o each_o side_n of_o the_o furnace_n by_o
whereof_o fall_n thence_o into_o a_o pit_n where_o they_o grow_v into_o a_o hard_a mass_n or_o stone_n &_o be_v gather_v and_o lay_v up_o for_o use_n &_o be_v call_v sode_n as_o lobel_n affirm_v when_o these_o plant_n be_v first_o take_v notice_n of_o be_v uncertain_a the_o first_o that_o take_v notice_n of_o they_o and_o give_v they_o their_o name_n be_v the_o arabian_n as_o also_o to_o their_o salt_n as_o appear_v by_o their_o addition_n all_o which_o be_v pure_o arabic_a among_o they_o i_o find_v it_o mention_v by_o serapio_n and_o aviden_n the_o physician_n who_o both_o commend_v it_o for_o the_o stone_n ulcer_n and_o disease_n of_o the_o eye_n lobel_n think_v that_o we_o owe_v the_o plant_n name_n and_o way_n to_o make_v the_o salt_n to_o the_o latter_a grecian_n or_o arabian_a philosopher_n chemist_n that_o wrought_v in_o glass_n advers._fw-la pag._n 169._o but_o as_o to_o the_o grecian_n and_o their_o knowledge_n of_o it_o i_o can_v consent_v because_o it_o be_v not_o mention_v by_o any_o of_o the_o greek_a physician_n or_o other_o writer_n beside_o it_o have_v not_o yet_o attain_v any_o name_n in_o that_o language_n and_o therefore_o doubtless_o the_o arabian_n of_o latter_a time_n have_v convey_v the_o knowledge_n thereof_o to_o we_o chap._n 1._o to_o know_v the_o quantity_n and_o strength_n of_o the_o salt_n the_o best_a and_o ready_a to_o know_v this_o be_v that_o practise_v by_o the_o soap-boiler_n in_o their_o essay-glass_n they_o dissolve_v their_o soap-ash_n in_o fair_a water_n and_o filtre_n the_o lee_n and_o weigh_v it_o again_o and_o so_o by_o measure_v the_o quantity_n of_o the_o lee_n and_o compare_v it_o with_o the_o weight_n of_o the_o water_n and_o ash_n before_o they_o be_v dissolve_v they_o find_v how_o much_o salt_n such_o a_o quantity_n of_o ash_n contain_v brass_n copper_n our_o author_n every_o where_o forbid_v the_o use_n of_o brass_n and_o copper_n unless_o where_o green_n or_o blow_v colour_n be_v to_o be_v make_v and_o certain_o these_o strong_a lees_n will_v fret_v off_o some_o part_n of_o the_o copper_n or_o else_o the_o moisture_n of_o the_o air_n and_o lee_n will_v turn_v part_n of_o it_o into_o verdigreas_n and_o therefore_o here_o they_o use_v only_a boiler_n line_v on_o the_o inside_n with_o lead_n such_o as_o the_o alum_n and_o copperas_n maker_n employ_v to_o extract_v their_o salt_n in_o tartar_n of_o red_a wine_n calcine_v tartar_n call_v by_o our_o author_n greppola_n and_o grumi_n di_fw-mi botti_n which_o be_v indeed_o the_o lees_n and_o be_v to_o be_v distinguish_v from_o the_o tartar_n it_o be_v self_n this_o stick_v to_o the_o side_n of_o the_o vessel_n in_o thick_a and_o hard_a lump_n and_o as_o helmont_n say_v be_v never_o to_o be_v find_v in_o the_o region_n of_o the_o lees_n whereas_o they_o on_o the_o contrary_n be_v always_o find_v at_o the_o bottom_n of_o the_o vessel_n moist_a and_o in_o small_a piece_n only_o tartar_n of_o red_a wine_n best_o for_o this_o use_n because_o it_o contain_v a_o strong_a salt_n and_o more_o in_o quantity_n than_o that_o of_o white_a wine_n it_o be_v calcine_v to_o burn_v off_o all_o heterogeneous_a body_n mix_v therewith_o and_o to_o make_v the_o salt_n white_a and_o for_o the_o speedy_a dissolution_n of_o it_o in_o the_o water_n and_o better_a extraction_n of_o the_o salt_n from_o the_o polverine_n who_o body_n be_v open_v by_o the_o tartar_n as_o alum_n or_o vitriol_n open_v the_o body_n of_o saltpetre_n in_o make_v aquafortis_n or_o spirit_n of_o nitre_n which_o otherwise_o without_o such_o like_a addition_n will_v not_o rise_v and_o for_o the_o same_o cause_n the_o tartar_n must_v be_v dissolve_v in_o the_o water_n before_o the_o polverine_n be_v put_v into_o the_o boiler_n they_o calcine_v their_o tartar_n in_o a_o oven_n near_o the_o leer_n in_o the_o space_n of_o six_o hour_n and_o that_o to_o whiteness_n too_o find_v that_o this_o have_v a_o better_a effect_n than_o a_o mean_a calcination_n have_v what_o advantage_n the_o draw_v off_o the_o humidity_n of_o the_o tartar_n give_v a_o secret_a way_n use_v by_o some_o chemist_n do_v demonstrate_v to_o make_v their_o crystal_n and_o cream_n of_o tartar_n large_a and_o white_a they_o powder_n it_o gross_o and_o then_o calcine_v or_o rather_o dry_v it_o thorough_o in_o a_o oven_n in_o tin_n pan_n and_o thus_o they_o make_v they_o much_o better_o than_o they_o can_v be_v make_v without_o this_o dry_n or_o moderate_a calcination_n the_o salt_n sink_v to_o the_o bottom_n of_o the_o boiler_n and_o be_v take_v out_o with_o a_o scummer_v from_o which_o drain_v all_o the_o moisture_n and_o let_v it_o run_v into_o the_o boiler_n when_o the_o faeces_fw-la of_o the_o lees_n have_v settle_v to_o the_o bottom_n of_o the_o tub_n they_o draw_v they_o off_o with_o a_o siphon_n chap._n 2._o tarso_n the_o second_o material_a and_o that_o which_o give_v consistence_n and_o body_n and_o firmness_n to_o glass_n be_v sand_n or_o stone_n as_o iron_n give_v to_o english_a copperas_n and_o copper_n to_o hungarian_a dantzick_n and_o roman_a vitriol_n which_o otherwise_o will_v run_v into_o water_n in_o moist_a place_n and_o season_n concern_v these_o stone_n agric._n l._n 10._o say_v they_o must_v be_v such_o as_o will_v melt_v and_o of_o they_o those_o which_o be_v white_a and_o transparent_a be_v best_a wherefore_o crystal_n challenge_v precedency_n for_o of_o these_o break_a plin._n say_v author_n affirm_v that_o glass_n be_v make_v in_o india_n so_o excellent_o transparent_a that_o no_o other_o may_v be_v compare_v with_o it_o the_o next_o place_n they_o give_v to_o those_o stone_n which_o though_o inferior_a to_o crystal_n in_o hardness_n yet_o be_v white_a and_o transparent_a as_o that_o be_v the_o three_o place_n be_v give_v to_o those_o which_o be_v white_a but_o not_o transparent_a next_o to_o tarso_n our_o author_n commend_v quocoli_n render_v pebble_n which_o ferant_fw-la imperatus_fw-la l._n 24._o c._n 16._o thus_o describe_v the_o glass_n stone_n be_v like_a in_o appearance_n to_o white_a marble_n partake_v of_o transparency_n differ_v from_o it_o in_o hardness_n which_o it_o have_v as_o much_o as_o flint_n whence_o it_o be_v that_o being_n strike_v it_o sparkle_v and_o put_v into_o the_o fire_n turn_v not_o to_o lime_n this_o stone_n most_o common_o partake_v of_o a_o light_n green_n like_o the_o serpentine_a stone_n it_o be_v find_v in_o '_o its_o natural_a place_n clad_v and_o mix_v with_o vein_n of_o crust_v talk_n when_o it_o be_v first_o put_v into_o fire_n it_o lose_v its_o transparency_n and_o become_v white_a and_o light_a and_o afterward_o it_o turn_v into_o glass_n it_o be_v wrought_v by_o the_o glass-man_n as_o a_o material_a of_o glass_n under_o the_o name_n of_o cuogolo_n because_o they_o gather_v they_o in_o the_o bottom_n of_o river_n and_o torrent_n in_o the_o form_n of_o round_a pebble_n or_o shard_n and_o those_o be_v they_o our_o author_n say_v be_v use_v at_o muran_n it_o be_v without_o controversy_n that_o all_o white_a and_o transparent_a stone_n such_o as_o will_v not_o become_v â—â—me_n serve_v well_o for_o glass_n but_o our_o author_n axiom_n be_v not_o whole_o true_a for_o neither_o the_o stone_n from_o newcastle_n mention_v in_o the_o glass_n furnace_n nor_o fire-stone_n nor_o rance_n stone_n and_o many_o other_o which_o strike_v fire_n with_o a_o steel_n or_o horse_n shoe_n and_o coach_n wheel_n will_v not_o serve_v to_o this_o purpose_n flint_n indeed_o have_v all_o the_o property_n and_o when_o calcine_v powder_v and_o serce_v into_o a_o most_o impalpable_a powder_n make_v incomparable_a pure_a and_o white_a crystal_n metal_n but_o the_o great_a charge_n in_o prepare_v they_o have_v deter_v the_o owner_n of_o our_o glass-house_n from_o far_a use_n of_o they_o sand_n be_v make_v use_n of_o where_o fit_a stone_n can_v be_v have_v and_o according_a to_o our_o author_n story_n be_v first_o use_v it_o must_v be_v white_a and_o small_a and_o well_o wash_v before_o use_v which_o be_v all_o the_o preparation_n of_o it_o such_o be_v usual_o find_v in_o mouth_n and_o side_n of_o river_n for_o crystal_n require_v a_o fine_a soft_a and_o white_a sand_n but_o green-glass_n that_o which_o be_v hard_o and_o more_o gritty_a and_o there_o be_v great_a variety_n in_o this_o material_a for_o some_o soon_o melt_v and_o mix_v with_o the_o ash_n and_o become_v glass_n joseph_n l._n 2._o c._n 9_o of_o the_o war_n of_o the_o jew_n relate_v strange_a thing_n of_o sand_n which_o be_v brief_o thus_o near_o ptolemais_n a_o city_n of_o galilee_n run_v the_o river_n belus_n arise_v from_o mount_n carmel_n between_o ptolemais_n and_o tyrus_n near_o this_o small_a river_n be_v the_o sepulchre_n of_o memnon_n have_v near_o it_o a_o space_n almost_o of_o 100_o cubic_n most_o worthy_a of_o admiration_n for_o there_o be_v a_o
this_o make_v ordinary_a white_a or_o crystalline_a metal_n three_o frit_n for_o green-glass_n make_v of_o common_a ash_n without_o any_o preparation_n of_o they_o or_o else_o of_o cobbet_n ground_n to_o a_o fine_a powder_n and_o a_o hard_a sand_n fetch_v from_o woollwich_a in_o kent_n the_o material_n must_v be_v fine_o powder_v wash_v and_o serce_v and_o then_o mix_v and_o equal_o compound_v together_o and_o then_o the_o fire_n of_o the_o calcar_fw-la will_n exact_o mix_v they_o in_o the_o small_a particle_n and_o minute_a atom_n for_o otherwise_o the_o sand_n and_o salt_n will_v in_o the_o melt_a pot_n easy_o separate_v the_o one_o from_o the_o other_o which_o they_o be_v apt_a enough_o to_o do_v be_v they_o not_o often_o stir_v with_o the_o rake_n pound_v in_o stone_n mortar_n this_o follow_a way_n now_o in_o use_n be_v much_o more_o expedite_a they_o now_o grind_v their_o ash_n which_o be_v in_o hard_a lump_n their_o manganese_n zaffer_n collet_n calcine_v clay_n and_o salt_n in_o a_o horse-mill_n the_o stone_n whereof_o be_v 9_o or_o 10_o inch_n thick_a and_o 7_o or_o 8_o foot_n diameter_n and_o turn_v on_o a_o floor_n where_o the_o material_n to_o be_v ground_n be_v put_v and_o be_v both_o of_o hard_a marble_n this_o grind_n dispatch_v more_o in_o one_o day_n than_o 20_o man_n can_v do_v in_o a_o mortar_n we_o use_v no_o taste_n of_o water_n on_o the_o frit_n nor_o wet_v it_o with_o lees_n but_o work_v it_o off_o in_o the_o pot_n within_o few_o day_n if_o need_n require_v it_o though_o the_o latter_a of_o these_o two_o must_v needs_o conduce_v much_o to_o the_o purity_n of_o glass_n chap._n 9_o the_o quantity_n of_o the_o manganese_n etc._n etc._n the_o reason_n whereof_o be_v because_o the_o colour_n to_o be_v put_v in_o be_v of_o various_a goodness_n some_o high_a and_o other_o light_a especial_o the_o difference_n of_o manganese_n and_o zaffer_n be_v so_o great_a that_o some_o thereof_o be_v good_a for_o little_a other_o very_a rich_a some_o of_o a_o middle_a nature_n and_o to_o know_v their_o difference_n in_o goodness_n thereâ—s_v no_o way_n find_v out_o but_o trial_n in_o the_o furnace_n neither_o in_o our_o glass_n house_n nor_o in_o pottery_n where_o they_o have_v very_o great_a use_n of_o both_o beside_o the_o metal_n of_o the_o same_o material_n and_o of_o the_o same_o preparation_n change_v the_o quantity_n of_o the_o colour_n in_o several_a pot_n wherefore_o the_o conciator_n always_o put_v in_o all_o his_o colour_n not_o by_o weight_n nor_o measure_n but_o by_o little_a and_o little_a at_o a_o time_n and_o then_o at_o each_o time_n mix_v they_o well_o with_o the_o metal_n and_o take_v out_o a_o proof_n and_o by_o his_o eye_n alone_o judge_v whether_o the_o colour_n be_v high_a enough_o and_o when_o too_o low_o add_v more_o of_o they_o till_o he_o attain_v the_o desire_a colour_n the_o furnace_n must_v have_v dry_a etc._n etc._n strong_a wood_n our_o author_n every_o where_o commend_v oak_n for_o that_o make_v a_o strong_a and_o durable_a fire_n with_o a_o good_a flame_n ferant_fw-la imper._n l._n 14._o c._n 16._o say_v that_o the_o glass-man_n in_o working-glass_n because_o they_o will_v have_v a_o substantial_a and_o gallant_a rather_o than_o a_o great_a flame_n use_v the_o trunk_n of_o ash_n which_o ascend_v direct_o and_o straight_o come_v to_o the_o vortex_n of_o the_o furnace_n and_o communicate_v it_o s_o force_n to_o the_o pot_n within_o assh_o indeed_o afford_v a_o most_o pleasant_a fire_n but_o soon_o decay_v and_o therefore_o unless_o a_o continual_a supply_n be_v make_v the_o metal_n will_v not_o be_v keep_v melt_v nor_o fit_a to_o work_v camer_n in_o horto_fw-la deserve_o commend_v juniper_n as_o a_o most_o last_a and_o strong_a and_o sweet_a fire_n can_v plenty_n thereof_o be_v have_v i_o know_v not_o therefore_o what_o pliny_n mean_v who_o l._n 36._o c._n 24._o say_v levibus_fw-la vitrum_fw-la aridisque_fw-la lignis_fw-la coquitur_fw-la glass_n be_v boil_v with_o light_n and_o dry_a wood_n nor_o why_o plutarch_n shall_v say_v that_o tamarisk_n be_v fit_a to_o form_v glass_n for_o certain_o so_o great_a a_o fire_n as_o glass_n require_v can_v be_v make_v with_o such_o wood_n one_o effect_n of_o the_o fire_n mention_v by_o the_o arabian_a physician_n and_o from_o they_o by_o other_o i_o may_v not_o omit_v viz._n the_o burn_a of_o glass_n mix_v with_o sponge_n which_o be_v calcine_v they_o commend_v to_o break_v the_o stone_n in_o the_o kydneys_n and_o bladder_n and_o for_o outward_n ulcer_n but_o the_o way_n to_o burn_v it_o teach_v by_o they_o be_v whole_o unfit_a and_o it_o be_v most_o certain_a that_o the_o long_a and_o strong_a fire_n will_v only_o keep_v it_o in_o fusion_n but_o never_o reduce_v it_o to_o a_o powder_n cast_v forth_o sandever_n shall_fw-mi alkali_n call_v by_o the_o french_a suin_n the_o verre_n that_o be_v the_o fat_a of_o glass_n and_o by_o contraction_n in_o english_a sandever_n it_o be_v a_o very_a white_a salt_n and_o incline_v near_o to_o a_o nitrous_a taste_n and_o easy_o dissolve_v in_o the_o air_n or_o any_o moist_a place_n our_o conciator_n never_o cast_v the_o metal_n into_o water_n to_o separate_v this_o salt_n from_o it_o but_o take_v it_o out_o with_o a_o ladle_n for_o it_o swim_v on_o the_o top_n of_o the_o metal_n this_o must_v be_v separate_v and_o all_o scum_v off_o or_o else_o it_o will_v make_v the_o glass_n unfit_a for_o work_v very_o brittle_a and_o no_o way_n pliable_a the_o best_a metal_n will_v yield_v in_o a_o pot_n of_o two_o hundred_o weight_n a_o quarter_n or_o half_a a_o hundred_o of_o sandever_n the_o weak_a the_o salt_n or_o ash_n be_v the_o great_a quantity_n of_o sandever_n they_o yield_v some_o four_o or_o five_o part_n more_o than_o other_o do_v for_o green_a glass_n when_o the_o ash_n be_v bad_a they_o be_v compel_v to_o fill_v the_o pot_n four_o or_o five_o time_n with_o more_o fresh_a ash_n by_o reason_n of_o the_o quantity_n of_o sandever_n that_o be_v in_o they_o before_o the_o pot_n will_v be_v fill_v with_o metal_n while_o any_o of_o it_o remain_v in_o the_o pot_n they_o may_v not_o cast_v in_o any_o cold_a water_n to_o hinder_v the_o boil_a over_o of_o the_o metal_n for_o if_o they_o shall_v the_o furnace_n and_o pot_n will_v be_v blow_v up_o together_o sandever_n serve_v to_o make_v metal_n run_v and_o a_o little_a thereof_o put_v into_o antimony_n and_o saltpetre_n for_o make_v crocus_n metallorum_fw-la increase_v the_o quantity_n of_o the_o crocus_n and_o it_o will_v therewith_o separate_v better_o from_o the_o scoria_fw-la it_o be_v sell_v into_o france_n and_o there_o use_v to_o powder_v their_o meat_n and_o to_o eat_v instead_o of_o common_a salt_n a_o solution_n hereof_o bestow_v on_o garden-walks_a destroy_v both_o weed_n and_o vermin_n neck_n of_o the_o glass_n be_v also_o call_v collet_n which_o they_o always_o break_v off_o their_o iron_n rod_n whereunto_o they_o stick_v before_o they_o take_v new_a metal_n out_o of_o the_o pot_n and_o these_o they_o throw_v into_o a_o place_n ordain_v for_o that_o purpose_n which_o they_o grind_v and_o put_v to_o the_o metal_n and_o make_v thereof_o the_o pure_a green_a glass_n only_o though_o the_o product_n of_o the_o fine_a virgin_n metal_n chap._n 10._o calcine_v it_o well_o the_o glass_n must_v continue_v twenty_o four_o hour_n or_o more_o nay_o two_o or_o three_o day_n in_o a_o strong_a fire_n the_o long_o the_o better_o for_o this_o refine_v the_o glass_n and_o take_v away_o all_o blebs_fw-la and_o blister_n from_o it_o chap._n 11._o tartar_n in_o great_a lump_n because_o this_o come_v from_o the_o strong_a wine_n and_o have_v suffer_v no_o damage_n by_o salâ—_n water_n or_o any_o other_o which_o dissolve_v it_o into_o sâ—all_a piece_n and_o draw_v from_o it_o some_o of_o its_o strength_n they_o calciâ—e_v it_o in_o a_o place_n make_v for_o the_o purpose_n â—eer_v the_o leer_n of_o the_o furnace_n on_o either_o side_n of_o the_o utmost_a work_a hole_n in_o six_o hour_n time_n and_o that_o to_o whiteness_n too_o which_o work_v all_o the_o effect_n in_o glass_n with_o we_o better_a than_o a_o low_a calcination_n do_v chap._n 12._o zaff_o and_o manganese_n have_v no_o other_o preparation_n here_o than_o bare_a 〈◊〉_d they_o in_o the_o mill_n to_o a_o fine_a powder_n and_o serce_v they_o in_o the_o same_o serce_n wherewith_o they_o serce_v their_o polverine_n and_o other_o material_n what_o zaffer_n be_v i_o can_v find_v in_o any_o author_n few_o there_o be_v that_o mention_n it_o caâ—dâ—n_n l._n 5._o the_o subtle_a call_v it_o a_o earth_n est_fw-la alia_fw-la criâ—m_fw-la tâ—rra_fw-la quae_fw-la sic_fw-la vitrum_fw-la tingit_fw-la caerulâ—i_fw-la coloris_fw-la quam_fw-la zapheram_n quidâ—m_fw-la appellant_n thereâ—s_v another_o earth_n which_o colour_n glass_n blow_v some_o call_v it_o zaffer_n
but_o since_o he_o casalpâ—â—us_o l._n 2._o c._n 55._o reckon_v it_o among_o stone_n alius_fw-la est_fw-la lapis_fw-la vitrum_fw-la tingens_fw-la colore_fw-la coerulâ—o_fw-la &_o siâ—plusculum_fw-la adda_fw-mi ur_fw-la iâ—ficit_fw-la nigrediâ—e_fw-la zafferam_fw-la vocant_fw-la hic_fw-la ex_fw-la cinereo_fw-la tendit_fw-la ad_fw-la purpureum_fw-la ponderosus_fw-la &_o friabilis_fw-la est_fw-la per_fw-la se_fw-la non_fw-la funditur_fw-la sed_fw-la cum_fw-la vitro_fw-la fluit_fw-la aquae_fw-la modo_fw-la there_o be_v another_o stone_n colour_v glass_n blue_n and_o too_o much_o colour_n it_o black_a they_o call_v it_o zaffer_n it_o incline_v from_o a_o ash_n to_o a_o purple_a colour_n it_o be_v heavy_a and_o brittle_a it_o melt_v not_o of_o its_o self_n but_o with_o glass_n it_o run_v like_o water_n aldrovand_n in_o musaeo_n follow_v both_o and_o in_o one_o place_n call_v it_o a_o earth_n in_o another_o a_o stone_n ferant_fw-la imperat._n l._n 26._o c._n 8._o liken_n it_o to_o the_o loadstone_n and_o manganese_n but_o it_o be_v not_o a_o earth_n for_o it_o mix_v not_o with_o water_n nor_o will_v it_o be_v compound_v with_o it_o neither_o be_v there_o any_o stone_n so_o brittle_a as_o zaffer_v for_o with_o your_o finger_n you_o may_v easy_o crumble_v it_o into_o a_o sandy_a gritty_a substance_n which_o appear_v so_o to_o the_o tooth_n and_o certain_o be_v it_o either_o of_o these_o or_o any_o natural_a colour_n it_o can_v not_o but_o have_v be_v take_v notice_n of_o by_o some_o writer_n on_o these_o subject_n be_v a_o thing_n so_o common_o use_v and_o so_o much_o thereof_o spend_v in_o glass_n and_o pottery_n it_o escape_v the_o knowledge_n of_o the_o diligent_a agricola_n who_o no_o where_n mention_n it_o and_o jul._n scaliger_n who_o see_v a_o book_n concern_v glass_n reply_v nothing_o to_o cardan_n concern_v it_o so_o that_o it_o seem_v to_o i_o to_o be_v a_o artificial_a thing_n of_o late_a invention_n and_o make_v by_o some_o metall-man_n in_o germany_n from_o whence_o all_o of_o it_o come_v and_o keep_v by_o they_o as_o a_o secret_a and_o if_o i_o may_v conjecture_v at_o it_o i_o shall_v think_v that_o it_o be_v a_o composition_n of_o brass_n and_o sand_n and_o perhaps_o some_o lapis_fw-la calaminaris_n add_v thereunto_o the_o blue_a colour_n it_o give_v induce_v i_o to_o think_v that_o it_o be_v from_o brass_n as_o the_o colour_n of_o manganese_n be_v from_o iron_n for_o certain_o nothing_o can_v give_v a_o tincture_n to_o glass_n but_o what_o be_v metalline_a and_o all_o metal_n do_v give_v a_o tincture_n thereunto_o lapis_fw-la lazuli_fw-la a_o very_a hard_a stone_n lose_v its_o colour_n in_o the_o fire_n and_o so_o do_v other_o precious_a stone_n it_o be_v true_a antimony_n give_v glass_n a_o colour_n but_o it_o be_v by_o reason_n of_o its_o metalline_a part_n the_o regulus_n only_o much_o less_o will_v any_o sort_n of_o earth_n bear_v the_o strong_a heat_n of_o their_o furnace_n for_o though_o scots-ochre_a and_o india-red_n may_v be_v 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which_o these_o liquor_n have_v no_o effect_n with_o what_o preparation_n of_o brass_n or_o copper_n this_o be_v make_v i_o can_v determine_v whether_o from_o the_o ore_n or_o some_o preparation_n deliver_v by_o author_n or_o what_o other_o way_n a_o few_o experiment_n may_v detect_v this_o secret_a and_o untie_v this_o knot_n whereunto_o i_o shall_v leave_v the_o reader_n last_o whosoever_o shall_v consider_v the_o weight_n value_n and_o colour_n now_o change_v from_o the_o purplish_a of_o the_o author_n to_o a_o brown_a for_o so_o be_v all_o that_o i_o have_v see_v will_v not_o with_o much_o difficulty_n be_v persuade_v to_o be_v of_o my_o conceit_n it_o be_v call_v zaffer_n from_o the_o saphyrestone_n with_o who_o it_o communicate_v in_o its_o blue_a colour_n chap._n 13._o manganese_n so_o call_v from_o its_o likeness_n in_o colour_n and_o weight_n to_o the_o magnes_n or_o loadstone_n be_v the_o must_v universal_a material_a use_v in_o glass_n not_o only_o to_o purge_v off_o the_o natural_a greenish_a bluish_a colour_n so_o callâ—d_v by_o virgil_n 4._o georg._n eam_fw-la circum_fw-la milesia_n vellera_fw-la nymphae_fw-la carpebant_fw-la hyali_fw-la saturo_fw-la fucata_fw-la colore_fw-la whereon_o the_o commentator_n vitrâ—o_fw-la viridi_fw-la nymphis_n apto_fw-la which_o be_v in_o all_o glass_n and_o therefore_o may_v be_v call_v the_o soap_n thereof_o but_o also_o to_o thing_fw-mi it_o which_o it_o do_v with_o a_o red_a black_a purple_a or_o murray_n colour_n nay_o it_o be_v the_o most_o universal_a ingredient_n into_o all_o colour_n as_o this_o present_a work_n demonstrate_v concern_v it_o caesalp_n l._n 2._o c._n 55._o more_o large_o and_o very_o well_o in_o these_o word_n hoc_fw-la genus_fw-la magnetis_fw-la hodiè_fw-la vulgo_fw-la manganese_n voco_fw-la ab_fw-la alberto_n magnesia_n addi_fw-la solet_fw-la ad_fw-la confectionem_fw-la vitri_fw-la quoniam_fw-la in_o se_fw-la liquorem_fw-la vitri_fw-la quoque_fw-la ut_fw-la magnes_fw-la ferrum_fw-la trahere_fw-la creditur_fw-la lapis_fw-la est_fw-la niger_n magneti_fw-la similis_fw-la quo_fw-la utuntur_fw-la vitrearii_fw-la si_fw-mi enim_fw-la modicum_fw-la ejus_fw-la vitro_fw-la aâ—misceatur_fw-la illud_fw-la purgat_fw-la ab_fw-la alienis_fw-la coloribus_fw-la &_o clarius_fw-la reddit_fw-la si_fw-la veto_fw-la amplius_fw-la colore_fw-la purpureo_fw-la affertur_fw-la ex_fw-la germania_n foditur_fw-la quoque_fw-la in_o italia_n in_o montibus_fw-la viterbii_fw-la &_o alibi_fw-la mâ—minit_fw-la &_o plin_n speudomagnetis_fw-gr inquit_fw-la enim_fw-la in_o cantabria_n non_fw-la ille_fw-la magnes_fw-la verus_fw-la caute_fw-la continua_fw-la sed_fw-la sparsà _fw-la nescio_fw-la a_o vitro_fw-la fundendo_fw-la perinde_v utilis_fw-la nondum_fw-la enim_fw-la expertus_fw-la est_fw-la quisquam_fw-la ferri_fw-la inquit_fw-la infinite_a aciem_fw-la uâ—_n magnâ—s_fw-la this_o â—ind_n of_o loadstone_n be_v now_o callâ—d_v manganese_n by_o albertus_n magnesia_n it_o be_v add_v in_o the_o maâ—ing_n of_o glass_n because_o it_o be_v think_v that_o it_o draw_v into_o itself_o the_o liquor_n of_o glass_n as_o the_o loadstone_n do_v iron_n it_o be_v a_o blackstone_n like_o the_o loadstone_n the_o glass_n man_n use_v it_o for_o if_o a_o little_a thereof_o be_v mix_v therewith_o it_o purge_v it_o from_o improper_a colour_n and_o make_v it_o clear_a but_o if_o too_o much_o it_o colour_n it_o purple_a it_o be_v bring_v from_o germany_n it_o be_v also_o dug_n in_o italy_n in_o the_o mountain_n os_fw-la viterbium_n and_o elsewhere_o pliny_n also_o mention_n the_o pseudo-magnes_a he_o say_v in_o cantabria_n not_o the_o true_a loadstone_n in_o a_o continual_a but_o scatter_a rock_n i_o know_v not_o whether_o it_o be_v as_o good_a to_o run-glass_n for_o no_o body_n yet_o have_v make_v trial_n of_o it_o it_o colour_n say_v he_o iron_n as_o the_o loadstone_n do_v cardan_n l._n 5._o de_fw-la subtilitat_fw-la call_v it_o syderea_fw-la upon_o what_o ground_n i_o know_v not_o and_o mistake_v the_o colour_n put_v blue_a for_o red._n whereunto_o scal._n exerc_n 104._o 23._o reply_n manganese_n be_v unknown_a to_o i_o yet_o in_o a_o manuscript_n of_o blow_a glass_n belong_v to_o pantheus_fw-la a_o venetian_a it_o be_v write_v that_o
glass_n be_v colour_v purple_a therewith_o believe_v the_o author_n as_o you_o please_v i_o remember_v when_o i_o be_v a_o boy_n and_o live_v at_o ladroni_n there_o be_v dug_n up_o at_o the_o solodonian-mountain_n if_o i_o mistake_v not_o i_o know_v not_o what_o which_o they_o say_v be_v carry_v to_o vâ—nice_n wherewith_o glass_n be_v refine_v to_o that_o whiteness_n and_o purity_n that_o it_o keep_v the_o name_n of_o crystalline_a i_o seem_v to_o remember_v the_o colour_n be_v that_o of_o iron_n secundus_fw-la my_o master_n teach_v i_o that_o glass_n by_o the_o admixture_n of_o a_o iron_n colour_n grow_v white_a by_o reason_n of_o the_o strange_a cohaesion_n of_o both_o substance_n who_o part_n be_v compound_v the_o colour_n also_o enter_v one_o into_o another_o and_o that_o the_o manganese_n of_o a_o iron_n nature_n do_v exhale_v be_v impatient_a of_o the_o fire_n and_o carry_v away_o with_o it_o the_o foulness_n of_o the_o glass_n no_o otherwise_o than_o lees_n wherewith_o linen_n 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colour_n remain_v in_o the_o metal_n after_o that_o be_v whole_o scum_v off_o and_o that_o manganese_n then_o put_v in_o refine_v it_o but_o if_o they_o mean_v by_o liquor_n of_o glass_n only_o liquid_a glass_n then_o it_o be_v only_o gratis_o dictum_fw-la no_o argument_n no_o experiment_n be_v bring_v to_o prove_v it_o as_o for_o that_o of_o purify_n be_v as_o manifest_a as_o the_o attraction_n be_v obscure_a though_o the_o modus_fw-la be_v very_o doubtful_a scaliger_n and_o his_o master_n secundus_fw-la think_v it_o be_v by_o the_o way_n of_o exhalation_n and_o perhaps_o plin._n &_o caesalp_n mean_v by_o their_o attraction_n this_o purgation_n but_o then_o they_o tell_v we_o not_o what_o become_v of_o they_o both_o they_o must_v be_v separate_v from_o the_o metal_n by_o precipitation_n or_o exhalation_n but_o the_o former_a can_v be_v for_o then_o the_o metal_n be_v stir_v it_o will_v return_v to_o its_o former_a colour_n or_o it_o will_v be_v find_v in_o the_o bottom_n of_o the_o pot_n in_o the_o form_n of_o powder_n as_o in_o other_o precipitation_n it_o be_v constant_o usual_a and_o the_o exhalation_n be_v as_o incredible_a siâ—ce_n there_o appear_v no_o loss_n of_o weight_n after_o this_o resine_v beside_o how_o can_v the_o fix_a body_n of_o manganese_n arise_v in_o exhalation_n be_v inviscate_v with_o the_o tenacious_a substance_n of_o glass_n and_o what_o strange_a choice_n can_v there_o be_v suppose_v in_o the_o manganese_n that_o it_o shall_v cull_v out_o the_o greener_n part_v only_o of_o the_o metal_n to_o be_v carry_v away_o with_o it_o into_o the_o air_n and_o in_o insensible_a vapour_n too_o the_o reason_n seem_v to_o i_o to_o be_v only_o a_o change_n in_o the_o figure_n and_o minute_a part_n of_o the_o metal_n for_o the_o fire_n make_v the_o manganese_n run_v mix_v it_o with_o the_o small_a atom_n of_o the_o metal_n throughout_o which_o by_o boil_v and_o various_a agitation_n and_o revolution_n of_o they_o frame_v those_o atomical_a figure_n which_o be_v apt_a to_o reflect_v most_o of_o the_o light_n which_o fall_v upon_o it_o and_o be_v the_o same_o we_o call_v white_a multitude_n of_o instance_n may_v be_v give_v to_o illustrate_v this_o doctrine_n of_o the_o production_n of_o colour_n by_o mere_a transmutation_n of_o part_n but_o we_o shall_v content_v ourselves_o with_o those_o only_o which_o by_o admixture_n of_o colourate_a body_n become_v white_a take_v then_o terebinthine_n which_o be_v of_o a_o yellowish_a colour_n or_o oleum_fw-la capevae_n of_o a_o blackish_a colour_n or_o thing_fw-mi oil_n of_o turpentine_n with_o verdegreas_n in_o which_o it_o will_v easy_o dissolve_v into_o as_o full_a a_o green_a as_o the_o natural_a colour_n of_o glass_n and_o shake_v either_o of_o these_o very_a well_o together_o with_o the_o yolk_n of_o egg_n and_o they_o all_o make_v a_o very_a clear_a and_o white_a colour_n or_o else_o take_v a_o strong_a lixivium_fw-la of_o the_o soap-boiler_n and_o mix_v it_o by_o agitation_n with_o the_o greenish_a oil_n of_o elder_a and_o you_o shall_v therewith_o make_v that_o medicine_n physician_n call_v lac._n virgin_n you_o may_v do_v the_o same_o with_o any_o other_o oil_n and_o the_o say_v lee._n here_o you_o have_v the_o colour_n of_o a_o yellowish_a red-lee_n destroy_v the_o green_a of_o the_o oil_n again_o oil_n of_o tartar_n pour_v on_o the_o green_a water_n make_v with_o the_o solution_n of_o the_o pyrite_n in_o rain_n water_n gives_z â—_o white_a colour_n nay_o the_o say_a oil_n pour_v on_o green_a â—r_n blow_v copperas_n dissolve_v in_o common_a water_n effect_n the_o like_a though_o the_o colour_n will_v not_o be_v altogether_o so_o white_a as_o in_o the_o former_a unless_o you_o add_v a_o great_a quantity_n of_o oil_n of_o tartar_n which_o instance_n sufficient_o refute_v the_o way_n of_o exhalation_n and_o manifest_o convince_v that_o this_o purge_n of_o glass_n be_v wrought_v only_o by_o a_o various_a texture_n and_o position_n of_o the_o part_n of_o the_o metal_n make_v by_o this_o new_a accession_n of_o manganese_n nay_o what_o other_o reason_n can_v be_v assign_v but_o this_o change_n why_o salt_n and_o sand_n both_o most_o white_a shall_v produce_v a_o colour_a metal_n or_o why_o zaffer_n and_o manganese_n shall_v produce_v a_o black_a that_o manganese_n consist_v of_o much_o iron_n seem_v beyond_o contradiction_n which_o may_v be_v evince_v by_o these_o experiment_n i_o pour_v aquafortis_n upon_o some_o powder_n of_o it_o and_o in_o a_o narrow_a mouth_a glass_n the_o water_n rise_v up_o in_o great_a bubble_n and_o immediate_o boil_v over_o the_o glass_n and_o in_o a_o glass_n with_o a_o wide_a mouth_n it_o rise_v less_o and_o a_o strong_a and_o most_o pierce_a fume_n there_o from_o offend_v much_o my_o nostrils_a and_o spirit_n of_o vitriol_n pour_v on_o it_o boil_v a_o little_a but_o sparkle_v more_o the_o glass_n become_v so_o hot_a that_o i_o can_v not_o hold_v it_o in_o my_o band_n and_o that_o which_o seem_v peculiar_a to_o the_o manganese_n fair_a water_n pour_v thereon_o increase_v the_o decay_a heat_n very_o much_o the_o tincture_n of_o this_o stone_n be_v of_o a_o deep_a claret_n colour_n all_o which_o agree_v throughout_o with_o the_o same_o spirit_n pour_v on_o iron_n and_o certain_o the_o colour_n of_o the_o manganese_n come_v from_o the_o iron_n that_o it_o contain_v red_a be_v common_a to_o they_o both_o and_o a_o purple_a be_v but_o a_o deep_a red_n with_o a_o eye_n of_o blue_n and_o the_o same_o colour_n some_o preparation_n of_o crocus_n martis_n have_v and_o as_o black_a be_v make_v with_o zaffer_n and_o manganese_n so_o rich_a black_n in_o silk_n be_v make_v of_o slip_n that_o be_v the_o powder_n which_o the_o sheargrinder_n grind_v from_o shears_o and_o other_o edge_n tool_n mix_v with_o sand_n from_o the_o grindstone_n and_o doubtless_o will_v be_v of_o use_n in_o the_o colour_n pot_n of_o the_o furnace_n do_v they_o know_v it_o and_o will_v they_o use_v it_o second_o this_o manganese_n make_v the_o metal_n rise_v and_o boil_v as_o all_o iron_n or_o steel_n alone_o or_o crocus_n martis_n or_o any_o other_o preparation_n or_o composition_n thereof_o which_o quality_n be_v also_o common_a to_o copper_n brass_n and_o lead_n observe_v here_o that_o wheresoever_o any_o of_o these_o be_v put_v into_o the_o pot_n our_o author_n command_v that_o it_o be_v do_v leisurely_o and_o by_o little_a and_o little_a and_o that_o some_o vacuity_n be_v leave_v in_o the_o pot_n for_o fear_v you_o lose_v your_o metal_n which_o will_v run_v into_o the_o fire_n and_o ash_n and_o thereby_o you_o lose_v the_o time_n and_o charge_n for_o all_o this_o common_o go_v together_o with_o he_o our_o author_n here_o commend_v manganese_n of_o piedmont_n for_o the_o best_a in_o the_o world_n and_o therefore_o wherever_o he_o mention_n the_o one_o he_o subjoyne_v the_o other_o but_o
call_v the_o shell_n of_o fish_n or_o lapis_fw-la lyncis_fw-la and_o white_v wherewith_o &_o the_o water_n from_o the_o copper-plate_n verditer_fw-la be_v make_v likewise_o do_v and_o hence_o it_o proceed_v too_o that_o the_o water_n make_v with_o these_o plate_n acquire_v the_o most_o singular_a sky-colour_n the_o say_a refiner_n have_v ever_o see_v and_o to_o this_o purpose_n i_o remember_v that_o from_o brass_n dissolve_v in_o common_a aquafortis_n with_o a_o addition_n of_o crabs-eye_n a_o most_o fair_a sky_n colour_n proceed_v thence_o of_o all_o metal_n copper_n be_v the_o most_o pliable_a to_o the_o hammer_n draw_v into_o wire_n gives_z malleability_n to_o silver_n and_o gold_n in_o coin_n and_o be_v of_o no_o hard_a solution_n in_o the_o fire_n be_v soon_o corrode_v with_o any_o acid_a spirit_n or_o salt_n and_o without_o great_a difficulty_n be_v resolve_v into_o a_o powder_n with_o the_o fire_n five_o preparation_n or_o reduction_n to_o powder_v our_o author_n give_v first_o a_o calcination_n of_o copper_n c._n 14._o of_o brass_n c._n 21._o with_o sulphur_n then_o with_o vitriol_n c._n 15._o three_o a_o simple_a calcination_n of_o brass_n by_o fire_n c._n 20._o of_o scale_n of_o brass_n c._n 24._o four_o scale_n thrice_o calcine_v c._n 25_o 28._o five_o the_o make_n of_o vitriol_n of_o venus_n c._n 31_o 132_o 133._o all_o which_o be_v so_o well_o know_v to_o the_o mean_a chemist_n i_o shall_v need_v to_o say_v little_a of_o they_o especial_o have_v give_v so_o large_a a_o account_n how_o the_o two_o prime_a colour_n blue_a and_o green_n be_v thence_o â—educed_v but_o above_o all_o these_o preparation_n that_o of_o vitriol_n of_o copper_n carry_v the_o pre-eminence_n and_o next_o to_o that_o be_v prepare_v the_o same_o way_n with_o it_o the_o calcination_n with_o sulphur_n and_o especial_o with_o sulphur_n vivum_fw-la in_o a_o clear_a and_o strong_a fire_n make_v a_o better_a colour_n than_o any_o of_o the_o other_o calcination_n mention_v by_o our_o author_n for_o though_o original_o brimstone_n and_o copperas_n be_v make_v of_o the_o same_o marcasite_n and_o produce_v spirit_n undistinguishable_a each_o from_o other_o yet_o sulphur_n soon_o and_o better_a penetrate_v into_o the_o body_n of_o the_o metal_n be_v more_o vehement_o drive_v in_o by_o the_o most_o acute_a and_o sharp_a point_n of_o the_o flame_n and_o so_o consequent_o divide_v more_o subtle_o the_o small_a particle_n thereof_o beside_o the_o flame_n dissipate_v and_o carry_v off_o the_o spirit_n of_o the_o sulphur_n which_o of_o its_o own_o nature_n be_v apt_a to_o blacken_v and_o make_v all_o colour_n more_o dirty_a for_o as_o it_o be_v well_o know_v copperas_n with_o gall_n or_o any_o other_o astringent_a vegetable_a make_v ink_n and_o the_o black_a for_o dyer_n but_o if_o you_o listen_v to_o try_v vitriol_n you_o must_v not_o use_v english_a copperas_n make_v with_o iron_n but_o that_o which_o be_v make_v with_o copper_n because_o experience_n teach_v the_o refiner_n that_o aquafortis_n make_v with_o it_o will_v carry_v '_o its_o foulness_n through_o all_o their_o mediate_a solution_n even_o to_o the_o verditer_fw-la '_o its_o self_n which_o it_o will_v make_v infallible_o of_o a_o dirty_a green_a colour_n wherefore_o they_o make_v their_o aquafortis_n of_o danâ—zick_n copperas_n only_o whosoever_o then_o will_v extract_v a_o good_a colour_n with_o aquafortis_n which_o way_n our_o author_n use_v not_o though_o he_o do_v in_o make_v crocus_n martis_n shall_v make_v it_o with_o saltpetre_n and_o alum_n instead_o of_o vitriol_n as_o it_o be_v hereafter_o make_v for_o calcidony_n chap._n 38._o or_o with_o hungarian_n or_o roman_a vitriol_n especial_o the_o last_o which_o make_v the_o strong_a water_n be_v most_o impregnate_v with_o copper_n and_o come_v near_o to_o vitriol_n of_o venus_n for_o with_o these_o water_n rise_v some_o small_a atom_n of_o copper_n as_o it_o be_v manifest_a by_o hold_v a_o knife_n over_o the_o fume_n of_o such_o aquafortis_n boil_v which_o will_v colour_v it_o of_o a_o perfect_a copper_n colour_n and_o if_o you_o dissolve_v in_o this_o aquafortis_n the_o best_a copper_n and_o then_o precipitate_v it_o with_o speltar_n which_o i_o have_v sometime_o do_v with_o the_o refiner_n double_a water_n impregnate_v with_o copper_n you_o shall_v have_v a_o most_o excellent_a blue_n which_o may_v be_v of_o good_a use_n for_o the_o colour_n of_o glass_n for_o i_o doubt_v not_o but_o the_o strong_a fire_n of_o the_o furnace_n will_v whole_o dissipate_v the_o speltar_n be_v of_o a_o sulphurous_a nature_n or_o convert_v it_o tr_fw-la glass_n for_o upon_o the_o dissolution_n thereof_o with_o aquafortis_n it_o shoot_v into_o green_a crystall_n however_o the_o copper_n will_v remain_v to_o give_v its_o tincture_n to_o the_o glass_n and_o that_o this_o way_n of_o precipitation_n be_v much_o better_a than_o by_o draw_v of_o the_o spirit_n with_o heat_n it_o be_v apparent_a by_o this_o that_o the_o fine_a and_o pure_a part_n of_o the_o copper_n rise_v with_o the_o water_n as_o in_o the_o experiment_n of_o the_o knife_n and_o by_o many_o other_o to_o be_v meet_v with_o in_o the_o writing_n of_o the_o chemist_n one_o experiment_n more_o i_o shall_v add_v to_o extract_v the_o tincture_n from_o copper_n i_o take_v copper_n calcine_v and_o verdigreas_n of_o each_o a_o ounce_n and_o fill_v two_o glass_n bottle_n with_o the_o juice_n and_o leaf_n of_o garden_n scurvigrass_n which_o abound_v in_o volatile_a salt_n and_o close_v these_o glass_n well_o and_o first_o for_o a_o month_n set_v they_o in_o a_o cellar_n and_o afterward_o upon_o lead_n in_o the_o sun_n during_o the_o summer_n month_n than_o i_o strain_v the_o liquor_n per_fw-la chartam_fw-la emporeti_fw-la eam_fw-la and_o have_v from_o the_o former_a a_o fair_a sky_n from_o the_o latter_a a_o pure_a sea_n green_n and_o this_o i_o the_o rather_o relate_v because_o i_o have_v not_o meet_v with_o any_o experiment_n in_o this_o nature_n with_o volatile_a salt_n and_o it_o be_v very_o probable_a that_o other_o plant_n full_a of_o the_o same_o salt_n especial_o have_v some_o clammy_a juice_n in_o they_o such_o as_o onion_n garlic_n leek_n and_o molye_n have_v may_v show_v some_o rare_a effect_n upon_o copper_n for_o their_o leaf_n have_v either_o a_o deep_a green_n or_o else_o a_o green_a mix_v with_o blue_n the_o whole_a tribe_n of_o acid_n also_o be_v dissolvent_n of_o copper_n and_o all_o sort_n of_o fix_a salt_n all_o which_o have_v acidity_n in_o they_o and_o no_o doubt_n great_a variety_n may_v be_v meet_v withal_o in_o diversity_n of_o menstruum_n and_o process_n of_o extract_v these_o tincture_n our_o author_n c._n 20._o tell_v you_o brass_n be_v make_v of_o copper_n and_o lapis_n calaminaris_n i_o shall_v here_o deliver_v the_o process_n since_o i_o find_v it_o no_o where_o full_o deliver_v lapis_fw-la calaminaris_n be_v find_v in_o sommersetshire_n and_o the_o north_n of_o wales_n and_o though_o some_o of_o it_o have_v be_v bring_v from_o dantzick_n yet_o it_o be_v not_o of_o the_o same_o goodness_n with_o we_o of_o england_n this_o stone_n before_o use_v must_v have_v the_o follow_a preparation_n it_o must_v be_v first_o calcine_v in_o a_o furnace_n like_o the_o calcar_fw-la with_o a_o small_a hole_n on_o one_o side_n to_o put_v fire_n in_o which_o may_v be_v either_o of_o coal_n or_o wood_n but_o wood_n be_v hest_n because_o it_o make_v the_o great_a flame_n and_o consequent_o the_o best_a reverberation_n the_o time_n of_o calcination_n be_v about_o five_o hour_n in_o which_o space_n they_o often_o rake_v it_o about_o with_o a_o great_a iron_n rake_v it_o require_v good_a judgement_n to_o calcine_v it_o well_o for_o when_o it_o be_v not_o sufficient_o calcine_v it_o will_v not_o mix_v with_o the_o copper_n and_o when_o too_o much_o it_o will_v make_v it_o too_o brittle_a and_o in_o both_o case_n give_v not_o the_o true_a tincture_n to_o copper_n the_o sign_n of_o it_o s_o just_a calcination_n be_v when_o it_o be_v in_o a_o white_a and_o very_o fine_a powder_n almost_o half_a of_o the_o calamie_n as_o the_o workman_n call_v it_o be_v waste_v and_o fly_v away_o in_o flour_n which_o stick_v to_o the_o mouth_n of_o the_o furnace_n of_o divers_a colour_n of_o little_a use_n with_o they_o though_o i_o can_v easy_o prove_v these_o flour_n to_o be_v the_o true_a pompholix_a of_o the_o ancient_n and_o to_o be_v use_v in_o the_o ointment_n that_o have_v its_o denomination_n thence_o it_o be_v a_o excellent_a dryer_n and_o apply_v to_o gleet_a nerve_n and_o tendon_n without_o pain_n it_o soon_o exiccate_v they_o this_o powder_n i_o communicate_v to_o the_o eternal_a glory_n of_o our_o nation_n and_o anatomy_n &_o a_o excellent_a chirurgeon_n and_o never_o to_o be_v by_o i_o forget_v the_o incomparable_a dr._n harvey_n a_o man_n most_o curious_a in_o all_o natural_a thing_n who_o confess_v he_o
35._o and_o in_o the_o emerald_n colour_n of_o glass_n of_o lead_n chap._n 65._o and_o for_o the_o same_o colour_n in_o past_z it_o be_v use_v indifferent_o with_o verdigreas_n chap._n 77_o 78_o 79._o and_o in_o black_n chap._n 101._o but_o for_o a_o fair_a red_a crocus_n martis_n make_v with_o sulphur_n chap._n 128._o but_o for_o more_o fair_a colour_n crocus_n martis_n make_v with_o aquafortis_n chap._n 43._o but_o so_o as_o the_o best_a colour_n from_o brass_n be_v of_o vitriol_n of_o venus_n the_o prime_a and_o light_a colour_n from_o iron_n or_o steel_n be_v that_o which_o be_v make_v with_o aqua-regis_a which_o proceed_v partly_o from_o the_o mixture_n of_o shall_fw-mi ammoniac_a and_o partly_o from_o a_o fine_a solution_n of_o it_o and_o thus_o have_v pass_v over_o the_o prime_a material_n and_o preparation_n for_o colour_n in_o glass_n the_o rest_n of_o the_o work_n consist_v principal_o in_o the_o due_a mixture_n of_o the_o say_a colour_n with_o the_o circumstance_n which_o our_o author_n have_v full_o do_v we_o shall_v be_v very_o brief_a in_o what_o follow_v and_o shall_v only_o deliver_v here_o one_o preparation_n come_v to_o my_o knowledge_n whilst_o a_o secret_a of_o great_a value_n but_o now_o common_o enough_o know_v to_o the_o furnace_n and_o it_o be_v this_o take_v of_o antimony_n and_o saltpetre_n well_o ground_n and_o mix_v of_o each_o twelve_o pound_n together_o with_o 200_o weight_n of_o the_o common_a material_n for_o glass_n wherewith_o this_o mixture_n of_o antionomy_n and_o peter_n must_v be_v also_o well_o unite_v and_o then_o calcine_v in_o the_o calcar_fw-la and_o make_v into_o a_o frit_n or_o which_o be_v all_o one_o make_v regulus_n of_o antimony_n with_o crude_a antimony_n and_o peter_n the_o manner_n every_o chemist_n know_v which_o be_v mix_v with_o the_o metal_n afford_v a_o very_a white_a enamel_n and_o serve_v with_o other_o mixture_n for_o various_a colour_n chap._n 29._o port_n l._n 6._o c._n 5._o to_o colour_v the_o blue_a gemm_n which_o the_o common_a people_n call_v aqua-marina_a and_o our_o jeweller_n egmarine_n a_o kind_a of_o saphire_n beat_v burn_v brass_n into_o a_o most_o fine_a and_o impalpable_a powder_n otherwise_o a_o courser_n gemm_n will_v be_v make_v thereof_o and_o let_v it_o be_v mix_v with_o glass_n the_o quantity_n can_v be_v determine_v for_o they_o be_v make_v deep_a or_o light_a for_o one_o pound_n of_o metal_n one_o drachm_n of_o burn_a brass_n will_v suffice_v chap._n 32._o for_o the_o emerald_n colour_n porta_n l._n 6._o c._n 5._o thus_o when_o you_o have_v colour_v that_o egmarine_n you_o shall_v easy_o turn_v it_o to_o a_o emerald_n by_o add_v half_a crocus_n martis_n to_o the_o calcine_v brass_n to_o wit_n if_o at_o first_o we_o put_v in_o a_o four_o part_n of_o brass_n we_o now_o add_v a_o eight_o part_n of_o crocus_n and_o as_o much_o calcine_v brass_n observe_v that_o they_o boil_v together_o six_o hour_n after_o the_o colour_n be_v put_v in_o the_o stuff_n that_o the_o jewel_n may_v grow_v clear_a which_o become_v cloudy_a by_o put_v in_o the_o colour_n brass_n be_v heavy_a and_o when_o it_o be_v mix_v with_o the_o metal_n every_o moment_n it_o will_v sink_v to_o the_o bottom_n of_o the_o pot_n and_o make_v the_o gemm_n more_o dilute_a wherefore_o you_o must_v very_o often_o stir_v it_o let_v the_o fire_n decrease_v by_o little_a and_o little_a till_o the_o furnace_n grow_v cold_a let_v the_o pot_n be_v take_v out_o of_o the_o furnace_n and_o be_v break_v they_o afford_v you_o counterfeit_a jewel_n observation_n on_o the_o author_n rosichiero_n whereof_o thus_o port_n lib._n 6._o cap._n 9_o but_o the_o more_o skilful_a and_o modern_a glass-man_n in_o colour_v enamel_n of_o a_o clear_a rose-colour_n the_o common_a people_n call_v it_o rosachiero_n take_v not_o a_o little_a pain_n see_v our_o ancestor_n make_v it_o artificial_o and_o beautiful_o chap._n 37._o our_o author_n advise_v you_o to_o make_v your_o aquafortis_n etc._n etc._n yourself_o and_o good_a reason_n for_o it_o for_o one_o pound_n of_o common_a aquafortis_n upon_o my_o reiterated_a experience_n shall_v yield_v but_o four_o ounce_n of_o good_a spirit_n the_o other_o 12_o ounce_n will_v be_v phlegm_n of_o vitriol_n this_o addition_n of_o white_a arsenic_n in_o the_o make_n of_o aquafortis_n i_o find_v in_o the_o lady_n isabel_n cortese_fw-it print_v at_o venice_n in_o italian_n 18_o year_n before_o the_o publication_n of_o this_o work_n many_o be_v the_o composition_n of_o this_o water_n but_o nitre_n be_v the_o principal_a operative_a ingredient_n in_o they_o all_o most_o make_v it_o of_o vitriol_n some_o of_o english_a copperas_n which_o serve_v for_o common_a use_n and_o for_o bow-dies_a though_o make_v of_o dantzick_n copperas_n will_v be_v better_o for_o that_o use_n for_o this_o the_o refiner_n use_v find_v a_o dirtiness_n from_o our_o english_a some_o add_v alum_n instead_o of_o vitriol_n but_o that_o yield_v at_o best_a but_o a_o weak_a phlegm_n other_o have_v make_v essay_n with_o sal_fw-la gemm_n but_o they_o find_v that_o this_o salt_n afford_v no_o spirit_n but_o stick_v to_o the_o neck_n of_o the_o retort_n hinder_v the_o passage_n of_o the_o spirit_n and_o break_v the_o vessel_n when_o the_o red_a fume_n be_v pass_v all_o the_o spirit_n of_o nitre_n be_v raise_v and_o then_o the_o fire_n be_v to_o be_v extinguish_v for_o after_o follow_v only_o the_o spirit_n of_o vitriol_n which_o hinder_v the_o operation_n of_o the_o spirit_n of_o nitre_n towards_o the_o solution_n of_o metal_n i_o have_v often_o see_v singular_a good_a part_a water_n draw_v by_o the_o refiner_n twice_o in_o 24_o hour_n in_o which_o time_n with_o their_o fire_n not_o much_o of_o the_o spirit_n of_o vitriol_n can_v arise_v which_o require_v common_o three_o day_n with_o the_o strong_a fire_n can_v be_v make_v for_o the_o two_o last_o day_n to_o draw_v off_o both_o the_o spirit_n and_o ponderous_a oil_n from_o it_o though_o the_o volatility_n of_o the_o nitre_n in_o aquafortis_n may_v help_v to_o raise_v they_o one_o thing_n our_o author_n omit_v though_o very_o necessary_a to_o be_v do_v before_o the_o aquafortis_n be_v use_v practise_v constant_o by_o the_o refiner_n else_o their_o water_n will_v be_v foul_a the_o manner_n be_v thus_o as_o you_o have_v it_o in_o beg._n tyrocin_n chym._n c._n 3._o take_v of_o the_o distil_a water_n and_o put_v into_o it_o a_o penny_n weight_n of_o refine_a silver_n and_o dissolve_v it_o upon_o coal_n then_o pour_v this_o silver_n water_n into_o three_o part_n more_o of_o the_o unfined_z aquafortis_n which_o will_v become_v of_o a_o milky_a colour_n than_o they_o let_v it_o settle_v and_o decant_v off_o the_o clear_a this_o settle_v the_o refiner_n call_v the_o fix_n and_o cast_v it_o into_o a_o tub_n of_o water_n of_o 20_o gallon_n all_o which_o it_o will_v in_o a_o moment_n turn_v to_o a_o milk_n colour_n i_o know_v a_o refine_a who_o destil_v his_o aquafortis_n out_o of_o a_o iron_n pot_n which_o he_o find_v to_o make_v a_o strong_a water_n beside_o the_o great_a charge_n in_o pot_n and_o fire_n save_v you_o may_v see_v the_o way_n in_o the_o commentator_n on_o beguin_n chap._n 40._o you_o need_v not_o charge_v your_o aqua-regis_a with_o so_o much_o shall_v ammoniac_a as_o it_o will_v dissolve_v one_o ounce_n and_o a_o half_a to_o a_o pint_n be_v sufficient_a i_o wonder_v at_o beguins_n way_n of_o make_v this_o water_n who_o distil_v the_o saltpetre_n and_o sal_fw-la ammoniac_a together_o but_o experience_n have_v teach_v i_o that_o half_a the_o quantity_n of_o aqua-regis_a wherein_o sal_fw-la ammoniac_a have_v be_v dissolve_v will_v do_v as_o much_o as_o near_o double_a the_o quantity_n of_o that_o wherein_o it_o have_v be_v distil_v aqua-regis_a only_a black_n silver_n but_o it_o will_v slow_o dissolve_v very_o thin_a plate_n of_o copper_n and_o tin_n as_o aquafortis_n will_v corrode_v leaf-gold_n but_o if_o you_o draw_v off_o the_o water_n when_o it_o have_v dissolve_v gold_n than_o it_o will_v fall_v upon_o silver_n or_o other_o metal_n chap._n 42._o the_o way_n of_o make_v calcidony_n jasper_n and_o agat_n seem_v to_o be_v the_o same_o with_o make_v marble_a paper_n describe_v exact_o by_o kirch_n l._n 10._o the_o luce_n &_o umbra_fw-la par_fw-fr 2._o c._n 4._o and_o transcribe_v by_o schott_n par_fw-fr 1._o l._n 5._o chrom_n 9_o the_o way_n whereof_o be_v that_o several_a colour_n be_v dissolve_v in_o several_a liquor_n proper_a to_o dissolve_v they_o and_o be_v such_o as_o will_v not_o ready_o or_o not_o all_o mix_v one_o with_o another_o when_o put_v into_o water_n before_o they_o be_v cast_v upon_o the_o paper_n to_o receive_v this_o variety_n of_o colour_n and_o so_o in_o like_a manner_n variety_n of_o material_n be_v mix_v together_o and_o such_o as_o will_v not_o incorporate_v each_o with_o other_o
yellowish_a which_o make_v i_o suppose_v camboja_n may_v be_v the_o juice_n of_o some_o spurge_n but_o saint_n john_n and_o saint_n peter_n wort_n and_o tutsan_n have_v a_o red_a juice_n in_o their_o top_n celandine_n the_o great_a and_o felfel_n alpini_n give_v a_o yellowish_a juice_n the_o berry_n of_o many_o plant_n also_o afford_v colour_n as_o dwale_v garden_n nightshade_n the_o bryony_n ruscus_n solomon_n seal_n herb_n christopher_n raspberry_n great-bearing-cherry_n spina_n cervina_fw-la the_o painter_n sap-green_n walnut_n bezetta_n seu_fw-la torna_fw-la solis_fw-la bezedini_n of_o wormius_n in_o his_o musaeum_fw-la l._n 2._o c._n 34._o who_o thus_o describe_v it_o it_o be_v a_o fine_a linen_n clothe_v impregnate_v with_o a_o most_o red_a and_o elegant_a tincture_n but_o how_o it_o be_v prepare_v and_o what_o be_v the_o way_n of_o make_v it_o the_o donor_n of_o it_o christopher_n herfurt_n the_o apothecary_n of_o king_n christian_n the_o five_o know_v not_o it_o seem_v to_o be_v the_o tincture_n of_o red-sander_n wherewith_o the_o cloth_n be_v colour_v they_o use_v it_o as_o turnsole_n to_o colour_v the_o body_n and_o dish_n of_o meat_n red_a but_o this_o be_v far_o neat_a than_o that_o sit_v for_o cosmetick_n have_v this_o peculiar_a that_o steep_v in_o water_n it_o communicate_v its_o colour_n thereunto_o scarce_o to_o wine_n but_o in_o no_o wise_a to_o spirit_n of_o wine_n so_o far_o he_o i_o have_v see_v this_o tincture_n but_o make_v with_o cotton-wool_n and_o it_o be_v use_v for_o a_o fucus_n and_o common_a enough_o with_o we_o and_o without_o doubt_v a_o singular_a good_a lake_n may_v be_v make_v therewith_o amaranthi_n baâ—laustia_fw-la the_o seed_n of_o heliotropium_fw-la tricoccum_fw-la that_o at_o first_o rub_v give_v a_o green_a than_o a_o blue_n and_o last_o a_o purple_a as_o libav_v fragment_n of_o the_o alaternus_n as_o clus_o give_v a_o black_a succory_n flower_n the_o flower_n of_o the_o scarlet_a bean_n of_o the_o indian_a scabious_a the_o golden_a marigold_n of_o crete_n cerinthe_n and_o indian_a water_n cress_n and_o many_o other_o whereof_o god-willing_o at_o large_a hereafter_o especial_o since_o no_o herbarist_n have_v take_v notice_n of_o the_o tincture_n of_o plant_n nor_o put_v they_o in_o any_o tribe_n which_o be_v of_o very_o great_a use_n in_o many_o trade_n and_o some_o of_o those_o beforementioned_a have_v be_v bring_v into_o use_n by_o tradesman_n leave_v that_o colour_n be_v stramonium_fw-la arbour_n tinctoria_fw-la of_o virginie_n who_o leave_v rule_v on_o the_o hand_n gives_z the_o deep_a green_a i_o have_v see_v from_o any_o vegetable_a leave_v of_o acanthus_n or_o bears-breech_n the_o true_a tobacco-leaves_a the_o flower_n of_o nigella_n hispanica_fw-la which_o though_o blow_v be_v rub_v on_o the_o hand_n paper_z or_o linen_n give_v a_o fair_a green-colour_n this_o way_n of_o extract_a colour_n by_o distillation_n be_v now_o well_o know_v and_o practise_v for_o all_o the_o spirit_n chemical_o draw_v rise_v white_a and_o they_o be_v colour_v either_o by_o infusion_n of_o material_n that_o have_v tincture_n in_o they_o as_o in_o the_o pharmac_n lond._n the_o compound_a spirit_n of_o lavender_n and_o compound_v poppy-water_n and_o aq._n mariae_fw-la etc._n etc._n and_o most_o pharmacopaeas_n and_o chemist_n teach_v this_o way_n of_o our_o author_n but_o the_o extraction_n of_o the_o spirit_n of_o the_o wine_n thus_o tincture_v will_v render_v the_o colour_n dead_a and_o worthless_a unless_o you_o draw_v but_o a_o little_a of_o it_o and_o with_o no_o strong_a a_o heat_n than_o that_o of_o b._n m._n for_o too_o much_o heat_n turn_v all_o the_o colour_n of_o vegetable_n black_a nay_o lapis_fw-la lazuli_fw-la a_o hard_a stone_n by_o too_o great_a a_o heat_n lose_v its_o colour_n chap._n iii_o this_o preparation_n i_o make_v and_o have_v a_o dirty_a blue_n therefrom_o which_o will_v do_v no_o feat_n in_o pottery_n our_o author_n call_v this_o blue_n of_o germany_n and_o so_o do_v birelli_n l._n xi_o c._n 106._o only_a birelli_n use_v brimstone_n and_o take_v but_o four_o part_n of_o sal_fw-la ammoniac_a you_o may_v see_v many_o other_o of_o this_o nature_n there_o chap._n 112._o to_o restore_v the_o decay_a colour_n of_o turscoise_n i_o doubt_v and_o have_v be_v tell_v this_o will_v not_o succeed_v yet_o may_v be_v much_o better_a than_o those_o of_o isab_n cortes_n l._n 3._o c._n 53._o she_o rub_v the_o stone_n with_o ultramarine_n that_o have_v stand_v a_o day_n in_o aquafortis_n which_o be_v evaporate_v and_o dry_v the_o powder_n may_v be_v use_v second_o she_o infuse_v they_o in_o aquafortis_n make_v of_o vitriol_n and_o brass_n then_o in_o vinegar_n and_o last_o of_o all_o in_o water_n and_o each_o of_o they_o some_o time_n chap._n 113._o a_o mixture_n to_o make_v sphere_n many_o composition_n i_o find_v in_o author_n and_o because_o they_o be_v of_o singular_a use_n in_o the_o optic_n and_o nothing_o publish_v thereof_o in_o our_o own_o language_n i_o shall_v here_o give_v you_o such_o as_o i_o have_v meet_v with_o those_o sphere_n or_o glass_n be_v call_v metalline_a not_o because_o they_o be_v make_v of_o metal_n but_o because_o some_o metalline_a body_n be_v mix_v with_o they_o and_o they_o do_v as_o to_o weight_n and_o appearance_n much_o resemble_v they_o porta_n mag._n l._n 17._o c._n 23._o thus_o prepare_v the_o mixture_n for_o they_o take_v a_o new_a pot_n that_o will_v bear_v the_o fire_n lute_v within_o dry_v it_o twice_o or_o thrice_o melt_v therein_o of_o tartar_n and_o crystalline_a arsenic_n of_o each_o two_o pound_n when_o you_o see_v they_o smoke_n put_v in_o fifty_o pound_n of_o old_a worn-brass_n melt_v they_o six_o or_o seven_o time_n that_o they_o may_v be_v purify_v and_o refine_a then_o present_o add_v twenty_o five_o pound_n of_o english_a tin_n and_o melt_v they_o all_o together_o take_v a_o little_a hereof_o with_o a_o iron_n out_o of_o the_o pot_n and_o try_v whether_o it_o be_v brittle_a or_o hard_a if_o brittle_n add_v brass_n if_o hard_o tin_n or_o else_o boil_v it_o till_o some_o of_o the_o tin_n fly_v away_o when_o it_o have_v the_o desire_a temper_n cast_v upon_o it_o two_o ounce_n of_o borax_n and_o let_v it_o alone_o till_o the_o fume_n be_v go_v then_o cast_v it_o into_o a_o mould_n and_o let_v it_o cool_v when_o cold_a rub_v it_o with_o a_o pumice_n then_o with_o emerie_n when_o you_o see_v the_o superficies_n smooth_a and_o polish_a rub_v it_o with_o tripoli_n and_o last_o with_o fit_a tin_n give_v it_o light_n and_o lustre_n most_o add_v a_o three_o part_n of_o tin_n to_o the_o brass_n that_o the_o mass_n may_v be_v hard_a and_o acquire_v great_a perspicuity_n porta_n l._n 4._o c._n 23._o of_o his_o former_a edition_n thus_o compound_v this_o mixture_n it_o be_v thus_o common_o make_v by_o all_o man_n brass_n and_o a_o triple_a of_o tin_n a_o little_a arsenic_n and_o tartar_n that_o they_o may_v melt_v and_o be_v incorporate_v some_o add_v a_o triple_a quantity_n of_o brass_n to_o tin_n a_o little_a stibium_fw-la silver_n and_o the_o white_a pyrite_n some_o make_v it_o of_o lead_n and_o a_o double_a of_o silver_n and_o it_o be_v make_v of_o other_o metal_n and_o otherwise_o temper_v when_o they_o be_v cast_v into_o mould_n they_o must_v be_v polish_v and_o smooth_v that_o the_o reflect_a ray_n may_v bring_v with_o it_o the_o resemblance_n of_o thing_n and_o imitate_v a_o look_a glass_n whereunto_o the_o smoothness_n and_o fitness_n of_o the_o part_n much_o conduce_v if_o the_o mixture_n be_v not_o smooth_a enough_o cut_v or_o grind_v it_o that_o on_o one_o side_n the_o image_n represent_v may_v be_v big_a and_o on_o the_o other_o less_o and_o different_a if_o it_o be_v rough_a apply_v it_o to_o the_o wheel_n where_o arm_n be_v polish_v and_o so_o it_o be_v burnish_v if_o you_o make_v the_o glass_n concave_a or_o convex_a lest_o the_o motion_n of_o the_o wheel_n shall_v break_v the_o glass_n plain_a a_o piece_n of_o wood_n and_o make_v it_o of_o the_o shape_n of_o your_o glass_n and_o fasten_v it_o on_o with_o pitch_n that_o it_o stir_v not_o then_o rub_v it_o over_o with_o fine_a powder_n of_o emery_n with_o a_o cloth_n or_o leather_n then_o with_o fine_a powder_n of_o the_o pumice-stone_n or_o while_o it_o stick_v to_o the_o wood_n with_o putty_n so_o the_o goldsmith_n call_v tin_n calcine_v mix_v with_o tartar_n soot_n and_o ash_n of_o willow_n or_o juniper_n which_o will_v make_v it_o shine_v best_a of_o all_o emery_n be_v prepare_v by_o powder_a serce_a and_o wet_n cardan_n l._n 2._o de_fw-la variet_fw-la c._n 57_o glass_n call_v steel-glass_n be_v make_v of_o three_o part_n of_o brass_n of_o one_o part_n of_o tin_n and_o silver_n and_o a_o 18_o part_n of_o antimony_n most_o leave_v out_o the_o silver_n for_o the_o charge_n other_o add_v only_o a_o 24_o part_n as_o aldrovand_n l._n