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
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 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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
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 for_o enamel_n add_v two_o ounce_n of_o manganese_n prepare_v mix_v they_o well_o and_o set_v they_o in_o the_o furnace_n in_o a_o large_a pot_n when_o it_o be_v refine_v and_o melt_v cast_v they_o into_o water_n set_v they_o again_o in_o the_o furnace_n and_o when_o refine_a take_v they_o out_o this_o be_v a_o fair_a purplish_a enamel_n a_o purplish_a enamel_n chap._n civ_o take_v of_o the_o stuff_n for_o enamel_n six_o pound_n of_o manganese_n prepare_v three_o ounce_n of_o brass_n thrice_o calcine_v six_o ounce_n mix_v they_o all_o well_o together_o set_v they_o in_o a_o furnace_n and_o let_v they_o refine_v than_o cast_v they_o into_o water_n and_o put_v they_o into_o the_o same_o pot_n let_v they_o boil_v and_o when_o refine_a take_v they_o from_o the_o fire_n it_o be_v a_o good_a enamel_n a_o yellow_a enamel_n chap._n cv_o take_v of_o the_o stuff_n for_o enamel_n 6_o pound_n of_o tartar_n three_o ounce_n of_o manganese_n prepare_v 72_o grain_n grind_v and_o mix_v well_o these_o 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
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
in_o the_o compound_n a_o second_o general_a argument_n be_v this_o that_o though_o the_o say_v concrete_a juice_n stone_n and_o glass_n may_v have_v fusion_n in_o the_o fire_n yet_o neither_o all_o stone_n nor_o all_o concrete_a juice_n metal_n nor_o semimetall_n have_v fusion_n such_o be_v talc_n and_o english_a spaud_n shall_fw-mi ammoniac_a tincal_n etc._n etc._n reckon_v among_o concrete_a juice_n nor_o diamond_n cats-eye_n agate_n jasper_n nor_o must_v other_o precious_a stone_n nor_o marble_n nor_o many_o other_o stone_n wherewith_o the_o inside_n of_o those_o furnace_n be_v build_v neither_o can_v mercury_n among_o metal_n be_v say_v to_o melt_v nor_o among_o the_o middle_a mineral_n orpiment_n and_o though_o most_o of_o they_o have_v fusion_n yet_o none_o of_o they_o have_v ductilitie_n but_o metal_n only_o and_o they_o only_o too_o when_o they_o have_v receive_v a_o great_a degree_n of_o cold_a for_o when_o they_o be_v red_a hot_a the_o particle_n of_o they_o stick_v not_o together_o nor_o be_v so_o tenacious_a as_o glass_n be_v which_o only_o whilst_o it_o be_v red_a hot_a will_v with_o small_a force_n of_o the_o breath_n receive_v any_o fashion_n or_o figure_n and_o by_o blow_v form_n a_o cavity_n none_o whereof_o any_o of_o the_o aforesaid_a body_n will_v do_v beside_o metal_n pour_v out_o when_o melt_v will_v run_v into_o many_o small_a globuli_fw-la or_o piece_n but_o glass_n stick_v together_o in_o a_o lump_n even_o in_o the_o furnace_n itself_o when_o the_o pot_n be_v break_v and_o this_o quality_n of_o ductility_n and_o tenacity_n i_o make_v to_o be_v the_o essential_a difference_n of_o glass_n from_o all_o other_o body_n nay_o from_o all_o other_o substance_n which_o have_v get_v the_o name_n of_o glass_n as_o vitrum_fw-la antimonii_n moscovie_n glass_n and_o brick_n or_o other_o stone_n vitrify_v neither_o whereof_o will_v bear_v this_o trial_n which_o rather_o have_v their_o denomination_n from_o their_o transparency_n as_o vitriolum_fw-la too_o have_v a_o vitro_n than_o from_o their_o intrinsical_a nature_n and_o property_n but_o to_o shorten_v this_o comparison_n i_o shall_v here_o set_v down_o the_o propriety_n of_o glass_n whereby_o any_o one_o may_v easy_o difference_n it_o from_o all_o other_o body_n 1_o it_o be_v a_o concrete_a of_o salt_n and_o sand_n or_o stone_n 2_o it_o be_v artificial_a 3_o it_o melt_v in_o a_o strong_a fire_n 3_o when_o melt_v it_o be_v tenacious_a and_o stick_v together_o 4_o it_o waste_v not_o nor_o consume_v in_o the_o fire_n 5_o it_o be_v the_o last_o effect_n of_o the_o fire_n 6_o when_o melt_v it_o cleave_v to_o iron_n etc._n etc._n 7_o it_o be_v ductile_a whilst_o red_a hot_a and_o fashionable_a into_o any_o form_n but_o not_o malleable_a and_o may_v be_v blow_v into_o a_o hallowness_n 8_o break_v be_v thin_a without_o anneal_v 9_o it_o be_v friable_a when_o cold_a which_o make_v our_o proverb_n as_o brittle_a as_o glass_n 10_o it_o be_v diaphanous_a either_o hot_a or_o cold_a 11_o it_o be_v flexible_a and_o have_v in_o thread_n motum_fw-la rectitutionis_fw-la 12_o cold_a and_o wet_a disunite_v and_o break_v it_o especial_o if_o the_o liquor_n be_v saltish_a and_o the_o glass_n sudden_o heat_v 13_o it_o only_o receive_v sculpture_n and_o cut_v from_o a_o diamond_n or_o emery_n stone_n 14_o it_o be_v both_o colour_a and_o make_v diaphanous_a as_o precious_a stone_n 15_o aqua_fw-la fortis_fw-la aqua_fw-la regis_fw-la and_o mercury_n dissolve_v it_o not_o as_o they_o do_v metal_n 15_o acid_n juice_v nor_o any_o other_o thing_n extract_v either_o colour_n taste_n or_o any_o other_o quality_n from_o it_o 16_o it_o receive_v polish_n 17_o it_o lose_v nor_o weight_n nor_o substance_n with_o the_o long_a and_o most_o frequent_a use_n 18_o give_v fusion_n to_o other_o metal_n and_o soften_v they_o 19_o receive_v all_o variety_n of_o colour_n make_v of_o metal_n both_o external_o and_o internal_o and_o therefore_o more_o fit_a for_o paint_v than_o any_o other_o thing_n 20_o it_o be_v the_o most_o pliable_a and_o fashionable_a thing_n in_o the_o world_n and_o best_a retain_v the_o form_n give_v 21_o it_o may_v be_v melt_v but_o it_o will_v never_o be_v calcine_v 22_o a_o open_a glass_n fill_v with_o water_n in_o the_o summer_n will_v gather_v drop_n of_o water_n on_o the_o outside_n so_o far_o as_o the_o water_n reach_v and_o a_o man_n breath_n blow_v upon_o will_n manifest_o moisten_v it_o 23_o little_a ball_n as_o big_a as_o a_o nut_n fill_v with_o mercury_n or_o water_n or_o any_o liquor_n and_o throw_v into_o the_o fire_n as_o also_o drop_n of_o green_a glass_n break_v fly_v asunder_o with_o a_o very_a loud_a &_o most_o sharp_a noise_n 24_o wine_n beer_n nor_o other_o liquor_n will_v make_v they_o musty_a nor_o change_v their_o colour_n nor_o rust_v they_o 25_o it_o may_v be_v cement_v as_o stone_n and_o metal_n 26._o a_o drink_a glass_n fill_v in_o part_n with_o water_n be_v rub_v on_o the_o brim_n with_o the_o singer_n witted_a yield_v musical_a note_n high_a or_o low_o according_a as_o it_o be_v more_o or_o less_o full_a and_o make_v the_o liquor_n frisk_v and_o leap_v antiquity_n of_o glass_n concern_v the_o antiquity_n of_o glass_n our_o author_n here_o fetch_v it_o from_o job_n chap._n 28._o v._n 17._o who_o in_o this_o chapter_n from_o v._o 15._o to_o the_o 20_o compare_v wisdom_n to_o the_o choice_a thing_n and_o in_o this_o 17_o v._o say_v gold_n and_o glass_n shall_v not_o be_v equal_v to_o it_o so_o our_o author_n from_o the_o vulgar_a latin_a translation_n the_o septuagint_n hierom_n senes_fw-la elias_n in_o no_o menclatore_n hieron_n pineda_n biblia_fw-la tigurina_n &_o syriac_n but_o lacinth_n in_o the_o arabic_a translation_n crystal_n chaldee_n santes_n arias_n montanus_n forsterus_n the_o hebrew_n who_o nicetas_n follow_v and_o the_o king_n of_o spain_n edition_n and_o so_o the_o english_a translation_n a_o stone_n more_o precious_a than_o gold_n as_o pagninus_n from_o rabbi_n levi_n kimhi_n a_o look_a glâ—ss_n as_o the_o thargum_n render_v it_o perhaps_o because_o in_o that_o time_n or_o age_n looking-glass_n be_v first_o invent_v and_o high_o value_v be_v make_v of_o precious_a material_n and_o so_o muneer_n read_v it_o glass_n of_o crystal_n vitrum_fw-la crystallinum_fw-la complutâ—nsis_fw-la a_o peril_n as_o vatablus_n a_o diamond_n rabbi_n abraham_n rabbi_n mardoâ—ai_n pagnin_n cajetan_n the_o italian_a spanish_a french_a high_z and_z low_z dutch._n a_o pyropus_fw-la or_o carbuncle_n or_o some_o such_o neat_a and_o precious_a gemm_n as_o other_o so_o pineda_n but_o both_o those_o be_v the_o same_o name_n of_o one_o stone_n which_o the_o ancient_n give_v to_o such_o a_o gemm_n as_o will_v shine_v by_o night_n but_o there_o be_v none_o such_o in_o nature_n &_o the_o late_a writer_n take_v the_o ruby_n for_o it_o the_o reason_n of_o this_o difference_n in_o the_o translator_n be_v because_o the_o original_a word_n zeâ—huâ—hih_n come_v from_o the_o root_n zacac_n which_o signify_v to_o purify_v to_o cleanse_v to_o shine_v to_o be_v white_a and_o transparent_a the_o same_o word_n be_v apply_v to_o frankincense_n exod._n 30._o 34._o and_o render_v by_o the_o septuagint_n pellucid_n hence_o it_o be_v manifest_a why_o so_o many_o rendring_n of_o the_o text_n since_o the_o word_n in_o general_n signify_v only_a what_o be_v transparent_a and_o beautiful_a therefore_o the_o translator_n may_v apply_v the_o word_n to_o any_o thing_n which_o be_v of_o price_n and_o value_n for_o so_o the_o text_n require_v and_o transparent_a too_o for_o so_o the_o word_n require_v but_o it_o seem_v to_o be_v neither_o diamond_n carbuncle_n nor_o jacinth_n for_o those_o be_v mention_v in_o aaron_n breastplate_n exod._n 28._o and_o this_o word_n here_o not_o to_o be_v find_v in_o that_o chapter_n nor_o glass_n nor_o crystal_n because_o it_o will_v seem_v incongruous_a that_o those_o of_o so_o mean_v a_o value_n shall_v be_v bring_v into_o comparison_n the_o former_a be_v make_v of_o material_n very_o common_a and_o the_o latter_a can_v not-but_a be_v vulgar_a beside_o it_o be_v probable_a this_o word_n subjoin_v to_o gold_n be_v add_v after_o it_o for_o amplification_n add_v hereunto_o that_o glass_n be_v not_o where_o mention_v in_o the_o old_a testament_n though_o frequent_o in_o the_o new_a by_o s._n paul_n s._n james_n and_o in_o the_o revelation_n and_o indeed_o who_o can_v imagine_v that_o a_o thing_n fit_a for_o so_o many_o illustration_n and_o comparison_n and_o of_o so_o common_a use_n can_v be_v pass_v by_o in_o silence_n if_o know_v by_o the_o scripture_n so_o full_a of_o elegancy_n in_o this_o kind_n and_o therefore_o i_o judge_v it_o meet_v to_o keep_v the_o general_a word_n and_o not_o to_o confine_v the_o sense_n to_o one_o precious_a and_o transparent_a stone_n or_o thing_n but_o to_o extend_v it_o wide_o to_o all_o thing_n that_o have_v those_o two_o property_n
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
chap._n xlv_o this_o three_o book_n teach_v various_a way_n and_o one_o better_a than_o another_o to_o make_v all_o the_o abovesaid_a colour_n as_o also_o a_o particular_a way_n to_o make_v fritt_v of_o natural_a crystal_n which_o will_v melt_v as_o ordinary_a crystal_n metal_n and_o will_v make_v vessel_n very_o white_a beautiful_a and_o sightly_o there_o be_v no_o doubt_n but_o some_o of_o those_o colour_n be_v know_v to_o artist_n though_o not_o to_o all_o person_n for_o few_o they_o be_v that_o know_v how_o to_o make_v well_o gold_n yellow_a and_o a_o deep_a red_a be_v hard_a and_o nice_a colour_n in_o this_o art_n since_o in_o make_v they_o it_o be_v necessary_a you_o be_v punctual_a in_o the_o dose_n time_n circumstance_n and_o material_n for_o if_o you_o err_v but_o a_o very_a little_a in_o any_o of_o they_o whatsoever_o all_o the_o whole_a labour_n and_o business_n be_v lose_v and_o come_v to_o nothing_o i_o describe_v these_o two_o colour_n and_o all_o other_o in_o so_o clear_a and_o intelligible_a a_o stile_n that_o every_o body_n may_v understand_v and_o make_v they_o to_o their_o gust_n and_o satisfaction_n you_o must_v be_v exact_a in_o the_o time_n quantity_n circumstance_n purify_n powder_a serce_a fire_n material_n if_o you_o err_v but_o a_o little_a in_o any_o of_o they_o whatsoever_o all_o the_o labour_n be_v lose_v and_o the_o colour_n come_v to_o nothing_o 2._o tartar_n must_v be_v of_o red-wine_n well_o vitrify_v in_o the_o vessel_n in_o gross_a piece_n not_o in_o powder_n vitrify_v natural_o of_o themselves_o that_o of_o white_a wine_n be_v not_o good_a 3._o to_o manganese_n our_o author_n still_o subjoin_v of_o piâ—mont_n 4._o the_o colour_n must_v be_v make_v full_a or_o light_a according_a to_o the_o work_v you_o employ_v they_o for_o and_o to_o heighten_v they_o put_v in_o more_o of_o the_o colour_n but_o to_o make_v they_o light_a put_v into_o the_o pot_n more_o fritt_v take_v some_o metal_n out_o of_o the_o pot_n and_o you_o shall_v see_v whether_o you_o have_v your_o desire_a colour_n put_v in_o your_o colour_n by_o little_a and_o little_a lest_o they_o overdo_v 5._o put_v your_o colour_n to_o the_o fritt_n and_o not_o to_o the_o metal_n when_o melt_v for_o than_o it_o neither_o take_v the_o colour_n so_o well_o nor_o so_o good_a a_o colour_n 6._o mix_v the_o colour_n well_o with_o the_o metal_n in_o the_o pot_n when_o it_o be_v melt_v that_o both_o may_v be_v well_o incorporate_v and_o this_o be_v to_o be_v do_v as_o often_o as_o you_o work_v the_o metal_n to_o make_v a_o gold_n yellow_a in_o glass_n chap._n xlvi_o take_v crystal_n fritt_n two_o part_n rochetta_n fritt_n one_o part_n both_o make_v with_o tarso_n which_o be_v much_o better_a than_o sand_n mix_v and_o remix_v well_o these_o two_o frit_n and_o to_o every_o hundred_o pound_n of_o this_o composition_n take_v of_o tartar_n in_o lump_n well_o beat_v and_o serce_v fine_a of_o manganese_n prepare_v of_o each_o one_o pound_n mix_v these_o two_o powder_n well_o first_o together_o and_o then_o with_o the_o frit_n then_o put_v they_o into_o the_o furnace_n and_o let_v they_o stand_v four_o day_n at_o a_o ordinary_a fire_n because_o they_o rise_v much_o when_o the_o metal_n be_v purify_v and_o well_o colour_a which_o usual_o be_v at_o the_o end_n of_o four_o day_n work_v it_o into_o vessel_n and_o work_n this_o quantity_n of_o the_o material_n make_v a_o most_o fair_a colour_n which_o you_o may_v make_v deep_a or_o light_a by_o add_v or_o diminish_v the_o powder_n or_o frit_n you_o must_v put_v the_o powder_n in_o at_o several_a time_n and_o not_o into_o the_o metal_n for_o than_o it_o colour_n not_o with_o these_o rule_n and_o observation_n you_o shall_v make_v a_o very_a fair_a gold_n yellow_a but_o if_o you_o will_v have_v it_o fair_a and_o a_o more_o graceful_a yellow_n take_v all_o crystal_n fritt_n and_o thus_o i_o have_v frequent_o make_v this_o colour_n and_o always_o very_o fair_a garnat_a colour_n chap._n xlvii_o take_v of_o crystal_n and_o rochetta_n fritt_n of_o each_o a_o like_a quantity_n mix_v they_o well_o and_o to_o every_o 100_o weight_n add_v of_o manganese_n one_o pound_n zaffer_v prepare_v a_o ounce_n mix_v well_o these_o two_o powder_n together_o first_o then_o with_o the_o frit_n than_o put_v this_o powder_n into_o the_o pot_n by_o little_a and_o little_a mix_v well_o the_o manganese_n with_o the_o zaffer_n for_o this_o quicken_v the_o colour_n make_v it_o shine_a beautiful_a and_o fair_a at_o the_o end_n of_o 24_o hour_n when_o it_o be_v pure_a and_o well_o colour_v work_v it_o amethyst_n colour_n chap._n xlviii_o take_v only_a crystal_n fritt_v make_v with_o the_o most_o perfect_a tarso_n manganese_n prepare_v one_o pound_n zaffer_v prepare_v one_o ounce_n and_o a_o half_a mix_v these_o two_o powder_n well_o together_o and_o then_o with_o the_o fritt_n and_o not_o with_o the_o metal_n in_o the_o pot_n the_o proportion_n be_v one_o ounce_n of_o the_o mix_a powder_n to_o one_o pound_n of_o the_o fritt_n when_o the_o metal_n be_v pure_a and_o well_o colour_a work_n it_o into_o vessel_n etc._n etc._n sapphire_n colour_n chap._n xlix_o to_o every_o hundred_o weight_n of_o rochetta_n fritt_n add_v one_o pound_n of_o zaffer_n prepare_v &_o to_o every_o pound_n of_o zaffer_n one_o ounce_n of_o manganese_n mix_v these_o two_o well_o together_o first_o and_o then_o with_o the_o fritt_n put_v they_o all_o mix_v into_o the_o surnace_n to_o melt_v and_o purify_v and_o when_o it_o be_v pure_a and_o well_o colour_a work_n it_o etc._n etc._n this_o small_a quantity_n of_o manganese_n make_v a_o most_o fair_a colour_n of_o a_o double_a violet_n which_o i_o have_v often_o make_v at_o pisa_n and_o always_o well_o a_o fair_a sapphire_n colour_n chap._n l._n instead_o of_o rochetta_n fritt_n take_v crystal_n fritt_n whereto_o add_v the_o same_o quantity_n of_o the_o foresay_a powder_n with_o the_o same_o rule_n and_o you_o shall_v have_v a_o fair_a and_o shine_a sapphire_n colour_n a_o black_a colour_n chap._n li._n take_v piece_n of_o break_a glass_n of_o many_o colour_n grind_v they_o small_a and_o put_v to_o they_o manganese_n &_o zaffer_n to_o wit_n not_o more_o than_o half_a of_o manganese_n to_o the_o zaffer_n this_o glass_n purify_v will_v be_v of_o a_o most_o fair_a black_a shine_v like_o velvet_n and_o will_v serve_v for_o tube_n and_o all_o kind_n of_o work_n a_o much_o fair_a black_n chap._n lii_o take_v of_o the_o frit_n of_o crystal_n and_o polveverine_n of_o each_o 20_o pound_n calx_fw-la of_o lead_n and_o tin_n four_o pound_n mix_v all_o together_o set_v they_o in_o a_o pot_n in_o the_o furnace_n well_o heat_v and_o when_o the_o metal_n be_v pure_a take_v steel_n well_o calcine_v and_o powder_v scale_n of_o iron_n which_o fall_n from_o the_o smith_n anvil_n of_o each_o a_o like_a quantity_n powder_n and_o mix_v they_o well_o put_v six_o ounce_n of_o this_o powder_n to_o the_o say_a metal_n that_o they_o may_v both_o strong_o boil_v let_v they_o settle_v 12_o hour_n and_o sometime_o mix_v the_o metal_n and_o then_o work_v it_o this_o will_v be_v a_o most_o fair_a velvet_n black_a and_o pleasant_a to_o make_v all_o sort_n of_o work_n another_o fair_a black_n chap._n liii_o to_o a_o hundred_o weight_n of_o rochetta_n fritt_n give_v two_o pound_n of_o tartar_n and_o of_o manganese_n six_o pound_n both_o pulverize_a mix_v they_o and_o put_v they_o in_o the_o furnace_n leisurely_o let_v the_o metal_n purify_v which_o will_v be_v about_o the_o end_n of_o four_o day_n then_o mix_v and_o wash_v the_o say_a metal_n which_o will_v make_v a_o more_o marvellous_a black_a than_o all_o the_o former_a a_o fair_a milk_n white_a call_v lattimo_fw-la chap._n liv._o take_v of_o crystal_n fritt_n twelve_o pound_n of_o calcine_v lead_n and_o tin_n two_o pound_n mix_v they_o well_o of_o manganese_n prepare_v half_o a_o ounce_n unite_v they_o all_o together_o and_o put_v they_o into_o a_o pot_n heat_v let_v they_o stand_v twelve_o hour_n that_o the_o material_n may_v be_v melt_v and_o at_o the_o end_n of_o eight_o hour_n you_o may_v work_v it_o this_o will_v be_v a_o fair_a white_a which_o i_o have_v often_o make_v a_o fair_a white_a much_o white_a than_o the_o former_a chap._n lv._o take_v 400_o weight_n of_o crystal_n fritt_n and_o 60_o pound_n of_o calcine_v tin_n and_o two_o pound_n and_o a_o half_a of_o manganese_n prepare_v powder_n and_o mix_v they_o all_o with_o the_o fritt_n and_o set_v they_o in_o a_o furnace_n in_o a_o pot_n let_v they_o refine_v and_o at_o the_o end_n of_o 18_o hour_n this_o stuff_n will_v be_v purify_v which_o cast_v into_o water_n purify_v it_o again_o in_o the_o furnace_n and_o make_v a_o proof_n and_o if_o it_o be_v too_o clear_a add_v 15_o pound_n of_o the_o aforesaid_a
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
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
in_o they_o but_o too_o much_o of_o this_o in_o mess_n aliena_fw-la aristophanes_n seem_v to_o be_v the_o first_o that_o mention_n this_o word_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d now_o render_v glass_n for_o in_o nubes_fw-la act._n 2._o scen._n 1._o he_o bring_v in_o sthrepsiades_n abuse_v socrates_n and_o teach_v he_o a_o new_a way_n to_o pay_v old_a debt_n viz._n by_o place_v a_o fair_a transparent_a stone_n sell_v by_o the_o druggist_n and_o from_o which_o they_o strike_v fire_n betwixt_o the_o sun_n and_o the_o accusation_n bring_v in_o write_v against_o he_o for_o the_o sun_n will_v soon_o melt_v away_o the_o letter_n of_o the_o accusation_n which_o stone_n socrates_n ready_o call_v 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d whereon_o the_o scholiast_n thus_o druggist_n sell_v precious_a stone_n as_o well_o as_o medicament_n and_o that_o the_o ancient_n call_v 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d the_o same_o with_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d crystal_n that_o homer_n know_v not_o the_o name_n and_o that_o with_o he_o and_o the_o ancient_n the_o word_n electrum_n be_v use_v the_o scholiast_n there_o testify_v though_o he_o himself_o clear_o describe_v our_o glass_n in_o these_o word_n we_o proper_o call_v that_o glass_n which_o be_v melt_v by_o fire_n from_o a_o certain_a herb_n burn_v to_o prepare_v certain_a vessel_n hesichius_n have_v not_o the_o word_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d in_o this_o sense_n but_o hyalen_n hyalon_n hyaloen_n shine_v and_o diaphanous_a the_o etymologist_n have_v it_o in_o this_o sense_n and_o fetch_v the_o etymon_n from_o 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d to_o rain_v from_o the_o likeness_n it_o have_v to_o ice_n which_o be_v congeal_v rain_n or_o water_n in_o consistence_n and_o diaphaneity_n and_o in_o this_o sense_n as_o some_o glass_n from_o glacies_fw-la ice_n aristotle_n have_v two_o problem_n of_o glass_n first_o why_o we_o see_v through_o it_o sect._n 2._o 61._o second_o why_o it_o can_v be_v bend_v now_o if_o these_o problem_n be_v aristotel_n as_o learned_a man_n doubt_v whether_o they_o be_v or_o no_o than_o this_o seem_v to_o be_v the_o most_o ancient_a piece_n of_o antiquity_n for_o glass_n for_o neither_o in_o the_o ancient_a greek_a poet_n nor_o orator_n shall_v you_o find_v any_o mention_n of_o glass_n though_o a_o thing_n so_o fit_a for_o their_o purpose_n as_o be_v abovesaid_a and_o note_v the_o ambiguity_n of_o the_o word_n 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d 〈◊〉_d for_o crystal_n be_v so_o call_v as_o the_o scholiast_n above_o and_o hugo_n grotius_n and_o these_o name_n be_v wont_a to_o be_v mix_v by_o reason_n of_o the_o likeness_n of_o the_o thing_n and_o gorraeus_n say_v that_o a_o certain_a kind_n of_o yellow_a amber_n and_o transparent_a as_o glass_n be_v call_v by_o some_o hyalus_n the_o first_o then_o among_o the_o greek_n that_o without_o question_n have_v mention_v glass_n be_v alex._n aphrod_n who_o thus_o say_v as_o the_o floridness_n of_o a_o colour_n be_v see_v through_o glass_n and_o yet_o more_o clear_o lib._n 1._o probl._n glass_n in_o the_o winter_n in_o vehement_a and_o sudden_a heat_n come_v upon_o they_o break_v and_o again_o to_o break_v the_o body_n of_o the_o glass_n and_o lucian_n mention_n very_o large_a drink_a vessel_n of_o glass_n and_o plutarch_n in_o his_o symposiack_a say_v that_o fire_n of_o tamarisk_a wood_n be_v fit_a to_o form_v glass_n that_o the_o egyptian_n be_v skilful_a in_o this_o art_n appear_v by_o flavius_n vopiscus_n quote_v by_o marcel_n donatus_n in_o these_o word_n alexandria_n a_o city_n rich_a fruitful_a wherein_o no_o body_n live_v idle_a some_o blow_n glass_n other_o make_v paper_n etc._n etc._n though_o kich_a in_o his_o oedipus_n write_v of_o the_o egyptian_a art_n mention_n not_o this_o lucretius_n among_o the_o latin_a poet_n be_v the_o first_o i_o find_v mention_n glass_n who_o verse_n i_o shall_v add_v because_o they_o give_v his_o account_n of_o its_o transparency_n nisi_fw-la recta_fw-la foramina_fw-la tranant_fw-la qualia_n sunt_fw-la vitri_fw-la l._n 4._o 602_o 60._o and_o again_o atque_fw-la aliud_fw-la per_fw-la ligna_fw-la aliud_fw-la transire_fw-la per_fw-la aurum_fw-la argentoque_fw-la foras_fw-la aliud_fw-la vitroque_fw-la more_fw-mi l._n 6._o v._n 989_o 990._o but_o downward_o all_o the_o other_o poet_n this_o art_n be_v unknown_a to_o america_n and_o all_o asia_n except_o sidon_n and_o china_n who_o of_o late_o have_v learned_a to_o make_v it_o very_o perspicuous_a of_o rice_n but_o very_o brittle_a and_o therefore_o not_o to_o be_v compare_v as_o yet_o with_o we_o though_o it_o come_v near_o it_o atlas_n cinicus_n pag._n 6._o but_o to_o decide_v this_o controversy_n it_o be_v manifest_a that_o glass_n can_v not_o be_v unknown_a to_o the_o ancient_n and_o must_v needs_o be_v as_o ancient_a as_o potterie_n itself_o or_o the_o art_n of_o make_v brick_n for_o scarce_o can_v a_o kill_v of_o brick_n be_v burn_v or_o a_o batch_n of_o pottery_n wear_v be_v make_v but_o some_o of_o the_o brick_n and_o ware_n will_v be_v at_o least_o superficial_o turn_v to_o glass_n and_o therefore_o without_o doubt_n it_o be_v know_v at_o the_o build_n of_o the_o tower_n of_o babel_n and_o as_o long_o before_o as_o that_o art_n be_v use_v and_o likewise_o by_o the_o egyptian_n for_o when_o the_o child_n of_o israel_n be_v in_o captivity_n we_o read_v that_o make_n of_o brick_n be_v a_o great_a part_n of_o their_o bondage_n and_o of_o this_o nature_n must_v that_o fossil_n glass_n be_v whereof_o ferant_fw-la imperatus_fw-la lib._n 25._o cap._n 7._o thus_o say_v glass_n like_a to_o the_o artificial_a be_v find_v under_o the_o earth_n in_o place_n where_o great_a fire_n have_v be_v neither_o whereof_o strike_v yield_v spark_n of_o fire_n other_o glass_n be_v find_v in_o round_a clot_n like_o fire-stone_n shine_v in_o the_o break_n and_o transparent_a with_o greeness_n which_o in_o show_n resemble_v colophonia_fw-la and_o these_o strike_a sparkle_n like_o fire-stone_n from_o which_o notwithstanding_o they_o be_v different_a as_o well_o in_o their_o vegetation_n proper_a to_o fire_n stone_n as_o also_o in_o shine_v and_o much_o quick_a melt_v proper_a to_o glass_n of_o these_o say_a glass_n some_o be_v brittle_a other_o solid_a the_o brittle_a or_o crumble_a put_v in_o the_o fire_n swell_v and_o take_v the_o shape_n of_o white_a pumice-stone_n and_o afterward_o the_o shine_a of_o artificial_a glass_n but_o those_o which_o be_v continue_v and_o solid_a by_o a_o small_a change_n from_o the_o fire_n pass_v from_o blackness_n to_o white_a artificial_a glass_n this_o fossil_n glass_n be_v wrought_v by_o the_o american_n to_o make_v hole_n and_o cut_v instead_o of_o iron_n so_o far_o he_o and_o happy_o of_o this_o sort_n of_o glass_n be_v a_o piece_n thereof_o which_o i_o light_v on_o at_o s._n alban_n a_o ancient_a garrison_n of_o the_o roman_n which_o i_o strike_v off_o from_o a_o roman_a brick_n it_o be_v of_o the_o same_o colour_n and_o substance_n with_o what_o appear_v in_o we_o at_o this_o day_n and_o no_o doubt_n but_o this_o glass_n be_v more_o frequent_a in_o their_o brick_n than_o we_o for_o they_o temper_v their_o earth_n two_o year_n together_o and_o so_o it_o wrought_v more_o firm_a and_o close_o beside_o they_o burn_v they_o better_o and_o this_o vitrification_n of_o earth_n make_v into_o brick_n be_v not_o only_o at_o the_o first_o burn_v of_o they_o but_o also_o as_o imperatus_fw-la observe_v may_v be_v from_o great_a fire_n to_o wit_v such_o as_o be_v in_o lime-kils_a and_o potter_n kill_v such_o as_o be_v most_o ancient_a in_o asia_n and_o africa_n for_o in_o those_o the_o brick_n usual_o vitrifie_v but_o i_o have_v not_o hear_v nor_o see_v any_o of_o they_o vitrify_v in_o the_o fire_n of_o house_n build_v therewith_o for_o it_o seem_v that_o only_a a_o fire_n make_v with_o layer_n of_o dry_a crude_a brick_n burn_v in_o the_o fire_n can_v produce_v this_o effect_n or_o else_o by_o the_o way_n of_o reverberation_n in_o furnace_n where_o most_o vehement_a close_o &_o continue_a fire_n be_v make_v this_o glass_n lie_v long_o in_o the_o earth_n though_o helmont_n affirm_v that_o glass_n there_o dissolve_v putrify_v and_o turn_v to_o water_n in_o few_o year_n which_o though_o true_a in_o our_o fine_a crystal_n as_o to_o the_o saline_a part_n yet_o seem_v not_o so_o of_o glass_n in_o general_n as_o for_o the_o way_n mention_v by_o our_o author_n find_v out_o by_o merchant_n it_o seem_v not_o very_o credible_a since_o the_o continual_a burn_a of_o kali_n in_o spain_n and_o egypt_n for_o barillia_fw-la and_o polverine_n and_o of_o kelp_n and_o other_o material_n for_o green_a glass_n with_o we_o in_o great_a quantity_n than_o the_o say_a merchant_n do_v to_o dress_v their_o provision_n and_o consequent_o a_o strong_a and_o more_o last_a heat_n raise_v thereby_o do_v never_o produce_v glass_n in_o any_o place_n or_o time_n
must_v needs_o give_v various_a and_o distinct_a colour_n to_o the_o metal_n many_o experiment_n may_v be_v give_v of_o tinged_a liquor_n that_o put_v into_o the_o same_o glass_n will_v keep_v their_o distinct_a station_n and_o colour_n nay_o though_o the_o liquor_n be_v agitate_a and_o confound_v they_o will_v each_o return_n to_o their_o proper_a place_n and_o station_n in_o the_o preparation_n of_o these_o calcidony_n i_o shall_v observe_v first_o that_o all_o the_o colour_n material_n though_o not_o all_o their_o preparation_n be_v use_v in_o each_o of_o the_o three_o way_n viz._n zaffer_n manganese_n silver_n steel_n smalt_n and_o lead_n second_o the_o great_a variety_n of_o ingredient_n make_v the_o better_a calcidony_n for_o the_o first_o be_v more_o simple_a than_o the_o second_o and_o the_o second_o than_o the_o three_o and_o our_o author_n commend_v the_o last_o before_o the_o second_o and_o that_o before_o the_o first_o three_o that_o some_o ingredient_n there_o be_v in_o each_o of_o they_o which_o contribute_v no_o colour_n at_o all_o to_o the_o metal_n such_o be_v tartar_n soot_n shall_v ammoniac_a mercury_n four_o that_o some_o of_o they_o be_v of_o a_o unctuous_a nature_n as_o lead_v sore_o tartar_n and_o smalt_n which_o may_v hinder_v the_o union_n of_o the_o material_n one_o with_o another_o which_o appear_v by_o this_o that_o they_o do_v part_v one_o from_o another_o and_o therefore_o the_o metal_n be_v take_v when_o it_o begin_v to_o grow_v cold_a will_v then_o show_v some_o wave_n and_o divers_a colour_n very_o fair_a chap._n 42._o a_o great_a deal_n of_o art_n there_o be_v in_o work_v the_o metal_n at_o a_o due_a heat_n and_o in_o the_o manner_n also_o and_o in_o this_o latter_a much_o of_o art_n lie_v as_o it_o do_v also_o in_o marble_a paper_n porta_n teach_v how_o to_o colour_v glass_n with_o various_a colour_n this_o he_o find_v out_o by_o chance_n when_o he_o be_v make_v other_o trial_n calcine_v tin_n take_v away_o the_o perspicuous_a colour_n of_o glass_n and_o various_o colour_n it_o for_o when_o it_o be_v sprinkle_v by_o turn_n on_o glass_n polish_v with_o the_o wheel_n and_o expose_v to_o a_o kindle_a fire_n it_o colour_n they_o various_o and_o render_v they_o dark_a for_o one_o part_n become_v stone_n the_o other_o be_v various_o colour_v that_o it_o will_v seem_v a_o opal_n but_o you_o must_v often_o take_v they_o out_o of_o the_o fire_n and_o sit_v they_o till_o you_o have_v your_o wish_n here_o and_o in_o many_o other_o place_n our_o author_n tell_v you_o that_o glass_n may_v be_v wrought_v into_o any_o shape_n i_o shall_v for_o the_o reader_n delight_v set_v down_o the_o most_o curious_a i_o have_v meet_v with_o card._n l._n 10._o c._n 52._o the_o variâ—tate_n see_v a_o cart_n with_o two_o ox_n which_o be_v cover_v with_o the_o wing_n of_o a_o fly_n agric._n l._n 12._o de_fw-mi re_fw-mi metal_n see_v at_o moran_n live_v creature_n tree_n and_o ship_n and_o many_o other_o famous_a and_o admirable_a work_n master_n howel_n pag._n 39_o see_v a_o complete_a galley_n with_o all_o her_o mast_n sail_n cable_n tackle_n prore_n poop_n forecastle_n anchor_n with_o her_o long_a boat_n all_o make_v out_o in_o crystal_n glass_n as_o also_o a_o man_n in_o armour_n worm_n have_v in_o musaeo_n little_a statue_n of_o glass_n both_o of_o man_n and_o other_o thing_n the_o most_o beautiful_a church_n of_o saint_n mark_v at_o venice_n adorn_v within_o with_o mosaic_a work_n represent_v several_a holy_a history_n with_o fit_a colour_n and_o cover_v in_o some_o place_n with_o gold_n chap._n 48._o port_n l._n 6._o c._n 5._o make_v this_o amethyst_n colour_n with_o a_o drachm_n of_o manganese_n to_o each_o pound_n of_o metal_n chap._n 49._o porta_n for_o the_o sapphire_n add_v two_o drachm_n of_o zaphar_n to_o a_o pound_n of_o metal_n and_o the_o long_o say_v he_o they_o continue_v in_o the_o fire_n the_o bright_a the_o colour_n will_v be_v you_o must_v continual_o mix_v they_o chap._n 58._o deep_a reed_n in_o the_o original_n rosso_fw-it in_fw-it corpo_fw-it whereof_o thus_o imper._n l._n 4._o c._n 1._o haver_n corpo_fw-it diconâ—_n quelli_fw-la colori_fw-la che_fw-it coprono_fw-it e_fw-it sono_fw-la senzâ—_fw-it transparenza_fw-it non_fw-la havere_fw-la corpo_fw-it dicono_fw-la quelli_fw-la c_o '_o hanno_fw-mi trasparenza_fw-it the_o painter_n say_v those_o colour_n have_v body_n which_o be_v close_o and_o without_o transparency_n and_o those_o not_o to_o have_v body_n which_o have_v transparency_n chap._n 61._o glass_n of_o lead_n it_o be_v a_o thing_n unpractised_a by_o our_o furnace_n and_o the_o reason_n be_v because_o of_o the_o exceed_a brittleness_n thereof_o the_o whole_a art_n of_o calcine_v lead_v to_o glase_v their_o ware_n withal_o be_v the_o principal_a thing_n wherewith_o that_o glaze_a be_v make_v be_v sufficient_o know_v and_o practise_v daily_o by_o the_o potter_n and_o can_v this_o glass_n be_v make_v as_o tough_a as_o that_o of_o crystalline_a it_o will_v far_o surpass_v it_o in_o the_o glory_n and_o beauty_n of_o its_o colour_n of_o which_o no_o man_n can_v be_v ignorant_a that_o have_v have_v any_o experience_n of_o this_o metal_n that_o experiment_n of_o kircher_n easy_o to_o be_v try_v &_o with_o inconsiderable_a charge_n will_v evince_v this_o thus_o he_o l._n 1._o de_fw-fr luce_fw-fr &_o umbr_n par_fw-fr 3._o c._n 5._o if_o you_o heat_v with_o live_a coat_n quicksilver_n congeal_v with_o the_o vapour_n of_o lead_n in_o a_o brass-spoon_n there_o will_v soon_o appear_v to_o you_o in_o the_o melt_a stuff_n so_o great_a variety_n of_o colour_n that_o no_o great_a can_v be_v conceive_v in_o the_o world_n insomuch_o that_o none_o of_o those_o which_o be_v call_v apparent_a colour_n may_v be_v compare_v with_o they_o i_o remember_v that_o try_v the_o reduction_n of_o lead_n from_o ceruse_n by_o set_v it_o over_o the_o fire_n have_v by_o put_v a_o iron_n sharp_a point_v into_o it_o a_o considerable_a quantity_n of_o a_o most_o brittle_a matter_n not_o transparent_a but_o adorn_v with_o most_o beautiful_a colour_n of_o blue_n green_a and_o yellow_a though_o the_o late_a overrule_v both_o the_o former_a and_o some_o grain_n of_o lead_n i_o also_o cast_v some_o brimstone_n into_o melt_a lead_n which_o become_v of_o the_o fair_a sky_n colour_n that_o ever_o i_o see_v with_o the_o intermixture_n of_o other_o colour_n with_o the_o blue_n and_o those_o colour_n not_o fade_v but_o now_o continue_v for_o these_o 12_o year_n past_a libav_n de_fw-fr transmut_n meet_v l._n 7._o c._n 20._o say_v that_o the_o melter_n and_o tryer_n of_o metal_n daily_a change_n lead_v into_o glass_n and_o that_o this_o glass_n be_v black_a red_a yellow_a or_o otherwise_o colour_v as_o the_o calcine_v lead_n be_v handle_v or_o as_o lead_n be_v calcine_v into_o lytharge_n ceruse_n or_o minium_n quercet_a in_o hermit_n med_a defence_n cap._n 9_o affirm_v he_o see_v with_o his_o own_o eye_n a_o ring_n make_v of_o glass_n of_o lead_n which_o infuse_v in_o wine_n a_o night_n be_v a_o perpetual_a purgative_n the_o like_a variety_n may_v be_v observe_v from_o bismutum_n or_o tin_n glass_n as_o libar_n syntag._n arcan_a l._n 6._o c._n 4._o lead_v return_v into_o its_o body_n break_v out_o the_o bottom_n of_o the_o pot_n lead_v can_v hardly_o be_v so_o well_o calcine_v but_o some_o particle_n thereof_o will_v remain_v uncalcind_a which_o the_o heat_n of_o the_o furnace_n reduce_v to_o lead_v again_o the_o same_o be_v say_v of_o ceruse_n before_o and_o the_o like_v you_o shall_v find_v in_o minium_n the_o high_a calcination_n use_v thereof_o now_o the_o cause_n why_o it_o break_v out_o the_o bottom_n of_o the_o pot_n seem_v to_o be_v that_o receive_v there_o a_o new_a calcination_n and_o close_v with_o its_o unctuosity_n and_o body_n the_o pore_n of_o the_o pot_n it_o hinder_v the_o passage_n of_o the_o fire_n into_o the_o metal_n which_o impede_v convert_v all_o its_o force_n upon_o the_o clay_n whereof_o the_o pot_n be_v make_v and_o by_o far_o calcine_v it_o must_v necessry_o make_v hole_n in_o they_o now_o that_o lead_n do_v sink_v into_o and_o not_o as_o other_o metal_n continue_v melt_v on_o the_o surface_n of_o the_o pot_n it_o be_v manifest_a by_o the_o refiner_n test_n and_o goldsmith_n cople_n which_o show_v by_o their_o colour_n and_o weight_n what_o body_n they_o have_v receive_v into_o they_o and_o by_o their_o remelting_a and_o reduction_n of_o the_o lead_n it_o be_v true_a the_o test_n do_v imbibe_n some_o silver_n and_o therefore_o they_o re-melt_a they_o in_o the_o great_a heat_n of_o the_o almond_n furnace_n and_o no_o doubt_n the_o same_o happen_v to_o the_o cople_n though_o the_o essay_n master_n of_o the_o tower_n strong_o assert_v the_o contrary_a against_o the_o importer_n of_o bullion_n but_o the_o essay_n master_n at_o gold-smiths-hall_n do_v gain_v silver_n from_o these_o
those_o who_o reduce_v calcine_v body_n with_o a_o strong_a fire_n convert_v they_o into_o glass_n and_o add_v out_o of_o isaac_n hollandus_n that_o metal_n vitrify_v and_o reduce_v yield_v better_o and_o more_o noble_a metal_n than_o those_o which_o be_v first_o vitrify_v to_o wit_n gold_n a_o tincture_n silver_n gold_n and_z copper_z silver_n etc._n etc._n he_o say_v noble_a glass_n may_v be_v make_v of_o metal_n can_v chrysibles_fw-fr be_v make_v strong_a enough_o to_o hold_v they_o what_o he_o say_v in_o many_o word_n concern_v the_o preparation_n of_o crystal_n cast_v into_o mould_n and_o colour_n contain_v nothing_o but_o what_o be_v vulgar_a chap._n 76._o hartm_n in_o praxi_fw-la chym._n have_v this_o peculiar_a way_n of_o prepare_v crystal_n for_o make_v of_o jewel_n dissolve_v say_v he_o in_o water_n two_o ounce_n of_o purify_a salt_n of_o tartar_n which_o moisten_v with_o beechenash_n make_v thereof_o ball_n as_o big_a as_o apple_n dry_v and_o burn_v they_o in_o a_o potter_n furnace_n in_o a_o cover_a pot_n for_o so_o the_o ball_n will_v somewhat_o melt_v and_o stick_v one_o to_o another_o let_v they_o then_o be_v fine_o pound_v &_o a_o lee_n make_v thereof_o which_o congeal_v to_o a_o salt_n and_o in_o this_o lee_n let_v the_o crystall_n be_v so_o often_o and_o so_o long_o extinguish_v till_o you_o can_v rub_v they_o to_o powder_n betwixt_o your_o finger_n this_o be_v do_v let_v some_o of_o the_o remain_a salt_n be_v so_o often_o purify_v by_o solution_n coagulation_n and_o calcination_n till_o no_o fece_n at_o all_o appear_v in_o the_o solution_n take_v then_o of_o purify_a salt_n of_o tartar_n two_o part_n of_o the_o forego_n salt_n prepare_v part_v one_o melt_v they_o together_o this_o will_v receive_v all_o the_o colour_n of_o the_o whole_a world_n and_o appear_v like_o oriental_a gem_n chemical_a author_n general_o prepare_v crystal_n this_o way_n only_o some_o extinguish_v it_o in_o vinegar_n instead_o of_o fair_a water_n you_o may_v easy_o know_v the_o best_a way_n by_o the_o discourse_n concern_v the_o glass_n drop_n which_o be_v to_o follow_v and_o doubtless_o the_o best_a way_n be_v to_o extinguish_v it_o often_o in_o a_o strong_a lee._n the_o make_n of_o these_o past_z differ_v nothing_o from_o that_o of_o glass_n but_o that_o past_z be_v make_v of_o crystal_n prepare_v as_o the_o other_o of_o crystal_n metal_n the_o colour_n in_o both_o be_v the_o same_o and_o therefore_o porta_n call_v his_o glass_n tinge_v with_o colour_n by_o the_o name_n of_o amethyst_n ruby_n etc._n etc._n trial_n will_v be_v make_v with_o our_o english_a diamond_n which_o be_v hard_a and_o pure_a than_o crystal_n chap._n 77._o both_o de_fw-fr boodt_n a_o excellent_a writer_n upon_o stone_n write_v thus_o of_o adulterate_v the_o emerald_n this_o may_v be_v do_v several_a way_n the_o best_a be_v with_o crystal_n glass_n and_o flint_n calcine_v and_o melt_v if_o a_o little_a quantity_n of_o minium_n be_v add_v to_o they_o so_o i_o have_v make_v good_a one_o he_o subjoin_v the_o make_n of_o they_o with_o burn_a brass_n half_o the_o weight_n of_o crocus_n martis_n boil_v they_o six_o hour_n and_o let_v the_o pot_n cool_v of_o its_o self_n if_o they_o be_v well_o make_v they_o will_v be_v whole_o like_o those_o that_o come_v from_o america_n garcias_n ab_fw-la horto_fw-la affirm_v they_o to_o be_v make_v fair_a colour_a and_o very_o large_a in_o balaguate_a and_o bisnager_n of_o large_a fragment_n of_o glass_n pot_n dalâ—champ_n think_v some_o green_a jasper_n be_v to_o be_v add_v to_o they_o birelli_n l._n 8._o c._n 9_o 10_o etc._n etc._n give_v you_o the_o same_o composition_n with_o our_o author_n where_o you_o have_v many_o more_o another_o of_o minium_n and_o copper-scale_n c._n 5._o like_o our_o author_n c._n 78._o hartm_n give_v several_a way_n the_o first_o obscure_a and_o unintelligible_a with_o anima_fw-la lunae_fw-la and_o solis_n and_o crystal_n with_o a_o little_a sal_fw-la ammoniac_a fix_v with_o lime_n a_o second_o with_o minium_n four_o ounce_n crystal_n prepare_v one_o ounce_n gold_n two_o drachm_n the_o three_o with_o brass_n calcine_v and_o powder_v fine_a mix_v with_o a_o double_a weight_n of_o sand_n for_o glass_n and_o stand_v four_o day_n in_o a_o very_a strong_a fire_n and_o half_a a_o day_n more_o in_o a_o strong_a fire_n a_o four_o with_o his_o prepare_a crystal_n mix_v with_o a_o little_a copper_n fill_v herewith_o a_o pot_n half_n full_a set_v they_o at_o a_o gentle_a fire_n four_o or_o five_o hour_n then_o run_v they_o in_o a_o strong_a fire_n then_o take_v away_o the_o fire_n and_o break_v the_o pot_n you_o shall_v find_v the_o stuff_n cover_v with_o the_o spume_n of_o lead_n which_o break_v and_o a_o fair_a emerald_n will_v appear_v which_o he_o cause_v to_o be_v break_v into_o piece_n and_o to_o be_v cut_v to_o his_o like_n this_o succeed_v not_o always_o well_o for_o a_o serene_a air_n be_v necessary_a therefore_o he_o prepare_v it_o in_o a_o forefold_a quantity_n in_o four_o several_a pot_n and_o so_o with_o one_o labour_n have_v four_o distinct_a colour_n one_o high_a than_o another_o for_o the_o first_o he_o take_v of_o copper_n a_o scruple_n for_o the_o second_o two_o scruple_n for_o the_o three_o one_o drachm_n for_o the_o four_o a_o drachm_n and_o a_o half_a and_o nothing_o else_o for_o otherwise_o they_o will_v not_o be_v transparent_a the_o same_o be_v to_o be_v do_v with_o jacinth_n and_o topaz_n with_o crocus_n martis_n and_o with_o the_o sapphire_n with_o zaffer_n but_o in_o this_o composition_n mars_n be_v want_v to_o give_v life_n and_o lustre_n to_o his_o venus_n card_n the_o var._n l._n x._o c._n 52._o make_v this_o colour_n of_o stone_n take_v out_o of_o the_o river_n calcine_v to_o whitness_n and_o then_o mix_v and_o melt_v with_o a_o equal_a quantity_n of_o minium_n in_o a_o chrysible_a and_o this_o must_v be_v twice_o do_v to_o effect_v this_o colour_n but_o this_o way_n be_v whole_o insignificant_a isaac_n affirm_v of_o calcine_v copperas_n and_o the_o rest_n of_o the_o calces_fw-la that_o if_o they_o be_v ground_n with_o salt_v water_n and_o then_o wash_v with_o fair_a water_n both_o warm_a they_o will_v have_v a_o far_o better_a effect_n than_o without_o these_o wash_n become_v thereby_o more_o perfect_a and_o fusible_a seneca_n epist_n 91._o write_v that_o democritus_n invent_v a_o way_n to_o turn_v stone_n into_o emerald_n and_o plin._n l._n 37._o c._n 12._o say_v that_o way_n be_v extant_a in_o the_o writing_n of_o the_o author_n by_o what_o mean_v emerald_n may_v be_v colour_v from_o crystall_n as_o also_o other_o precious_a stone_n and_o perhaps_o differ_v not_o from_o the_o artifice_n deliver_v l._n 36._o c._n 26._o de_fw-fr vitro_n obsidiano_n &_o myrrhino_n of_o many_o colour_n chap._n 81._o bapt_n porta_n thus_o adulterate_v the_o topas_n he_o mix_v to_o every_o pound_n of_o metal_n a_o quarter_n of_o a_o ounce_n of_o crocus_n martis_n and_o a_o little_a minium_n and_o that_o it_o may_v more_o neat_o shine_v add_v to_o each_o pound_n three_o ounce_n of_o minium_n but_o put_v in_o the_o minium_n after_o the_o crocus_n boodt_n transcribe_v this_o and_o add_v this_o also_o of_o our_o author_n and_o then_o this_o follow_v powder_n aes_fw-la ustum_fw-la native_a cinnaber_n and_o crystal_n and_o four_o time_n as_o much_o of_o calcine_v tin_n set_v they_o a_o day_n in_o a_o fire_n not_o too_o strong_a but_o keep_v in_o the_o same_o degree_n for_o the_o say_a powder_n easy_o melt_v birelli_n proceed_v this_o last_o way_n only_o change_v cinnaber_n into_o minium_n and_o in_o the_o very_a same_o word_n so_o that_o boodt_n have_v this_o from_o he_o as_o the_o former_a from_o porta_n hartm_n and_o libav_n with_o three_o ounce_n of_o ceruse_n and_o crystal_n prepare_v half_a a_o ounce_n the_o author_n of_o quadrig_n chym._n make_v salt_n of_o tin_n to_o be_v the_o topaz_n chap._n 82._o porta_n thus_o imitate_v the_o chrysolite_n when_o you_o have_v make_v a_o topas_n add_v a_o little_a brass_n that_o it_o may_v become_v more_o green_a for_o these_o two_o only_o differ_v in_o this_o that_o the_o chrysolite_n shine_v more_o neat_o claveus_n see_v silver_n calcine_v two_o month_n in_o a_o glass_n furnace_n the_o twelve_o part_n whereof_o become_v a_o citrin_n glass_n chap._n 85._o asaphyre_n glauber_n make_v this_o colour_n with_o silver_n marcasite_n dissolve_v in_o aqua-regis_a and_o precipitate_v with_o his_o liquor_n from_o flint_n chap._n 90._o a_o wonderful_a red_a from_o gold_n the_o chemist_n with_o their_o menstruum_n promise_v from_o gold_n a_o gold_n colour_a tincture_n but_o i_o have_v hear_v a_o able_a chemist_n offer_v not_o a_o unconsiderable_a wager_n that_o he_o will_v reduce_v the_o full_a quantity_n of_o the_o gold_n within_o few_o grain_n which_o sure_o must_v be_v lose_v in_o the_o process_n when_o another_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