reason_n of_o their_o smallness_n but_o give_v a_o very_a fine_a colour_n the_o same_o may_v be_v do_v with_o ruby_n sapphire_n and_o other_o precious_a stone_n as_o chemist_n well_o know_v if_o i_o shall_v treat_v of_o all_o those_o colour_n in_o this_o tract_n it_o will_v make_v it_o half_o as_o big_a again_o as_o i_o design_v it_o and_o will_v be_v too_o prolix_a for_o our_o present_a purpose_n what_o we_o have_v show_v already_o be_v sufficient_a to_o make_v very_o fine_a work_n chap._n cx_o to_o make_v sulphur_n saturni_n to_o be_v use_v in_o past_z for_o all_o artificial_a gem_n isaac_n hollandus_n have_v so_o well_o show_v we_o the_o way_n to_o imitate_v the_o colour_n of_o all_o precious_a stone_n that_o i_o can_v pass_v by_o in_o silence_n this_o follow_a method_n of_o his_o extract_v from_o his_o work_n as_o it_o be_v not_o common_a nor_o his_o book_n see_v by_o every_o one_o and_o that_o there_o may_v be_v some_o that_o can_v understand_v he_o we_o think_v the_o reader_n may_v be_v glad_a to_o have_v it_o since_o it_o be_v the_o most_o curious_a way_n that_o can_v be_v make_v use_n of_o for_o this_o work_n the_o way_n to_o make_v his_o sulphur_n for_o it_o be_v this_o take_v ceruse_n or_o white-lead_a ground_n very_o small_a put_v it_o into_o a_o great_a glass_n body_n and_o pour_v thereon_o as_o much_o distil_a vinegar_n as_o will_v rise_v a_o palm_n above_o it_o and_o as_o the_o vinegar_n will_v rise_v and_o swell_v very_o much_o at_o first_o pour_v on_o you_o must_v take_v care_n to_o pour_v it_o on_o gentle_o till_o all_o the_o fury_n and_o noise_n be_v go_v then_o set_v this_o body_n on_o a_o hot_a furnace_n in_o sand_n there_o to_o evaporate_v the_o eight_o part_n of_o it_o away_o then_o let_v it_o cool_v and_o decant_v off_o the_o remainder_n of_o the_o vinegar_n which_o will_v be_v well_o colour_v and_o full_a of_o salt_n which_o keep_v in_o another_o glass_n vessel_n then_o pour_v fresh_a distil_a vinegar_n on_o the_o remainder_n of_o the_o ceruse_n set_v it_o again_o on_o the_o furnace_n to_o evaporate_v as_o before_o and_o decant_v off_o that_o vinegar_n as_o the_o former_a reiterate_v this_o process_n of_o put_v fresh_a vinegar_n on_o your_o matter_n and_o evaporate_n it_o and_o decant_v it_o off_o till_o it_o have_v no_o further_a colour_n nor_o sweetness_n which_o common_o happen_v about_o the_o six_o time_n take_v all_o your_o colour_a vinegar_n and_o careful_o filter_n they_o off_o then_o take_v one_o or_o more_o glass_n cucurbit_n and_o evaporate_v all_o the_o vinegar_n over_o a_o gentle_a fire_n and_o you_o will_v find_v remain_v at_o bottom_n a_o salt_n of_o saturn_n of_o lead_n very_o white_a then_o take_v a_o glass_n matras_n lute_n it_o well_o down_o to_o the_o middle_n of_o the_o body_n and_o put_v your_o salt_n of_o lead_n in_o it_o and_o put_v it_o on_o a_o sand_n furnace_n over_o a_o gentle_a fire_n for_o the_o space_n of_o twenty_o four_o hour_n cover_v it_o with_o sand_n up_o to_o the_o neck_n then_o take_v out_o your_o salt_n which_o ought_v to_o be_v as_o red_a as_o cinnabar_fw-la and_o grind_v it_o fine_a on_o a_o marble_n if_o it_o be_v yellow_a you_o must_v put_v it_o on_o the_o fire_n again_o for_o twenty_o four_o hour_n long_o and_o take_v care_v it_o do_v melt_v for_o then_o all_o be_v spoil_v when_o your_o salt_n of_o lead_n be_v perfect_a as_o we_o have_v show_v you_o must_v put_v it_o again_o into_o a_o glass_n cucurbit_n and_o pour_v distil_v vinegar_n on_o it_o as_o before_o and_o decant_v it_o off_o when_o it_o be_v enough_o colour_v and_o put_v fresh_a vinegar_n on_o the_o remain_a salt_n and_o continue_v this_o process_n till_o all_o the_o salt_n be_v dissolve_v and_o the_o faeces_fw-la or_o dregs_o all_o separate_v after_o that_o put_v all_o these_o colour_a vinegar_n into_o glass_n vessel_n and_o let_v they_o stand_v six_o day_n to_o settle_v than_o filter_n they_o careful_o and_o separate_v all_o the_o faeces_fw-la then_o put_v all_o these_o filter_v vinegar_n into_o a_o great_a glass_n body_n to_o evaporate_v as_o before_o and_o you_o will_v find_v at_o the_o bottom_n a_o very_a white_a salt_n of_o lead_n sweet_a as_o sugar_n this_o salt_n be_v well_o dry_v dissolve_v it_o afresh_o in_o common_a water_n and_o let_v it_o stand_v six_o day_n that_o all_o the_o faeces_fw-la may_v precipitate_v to_o the_o bottom_n then_o filter_n that_o water_n and_o evaporate_v it_o in_o a_o glass_n cucurbite_n over_o a_o gentle_a fire_n as_o we_o have_v say_v and_o you_o will_v have_v at_o bottom_n a_o salt_n more_o white_a than_o snow_n and_o as_o sweet_a as_o sugar_n reiterate_v this_o method_n of_o dissolve_v in_o fair_a water_n filter_v and_o evaporate_n till_o three_o time_n then_o take_v your_o saccharum_n saturni_n and_o put_v it_o in_o a_o glass_n body_n in_o a_o sand_n furnace_n over_o a_o temperate_a heat_n where_o leave_v it_o for_o several_a day_n without_o augment_v the_o fire_n than_o it_o will_v become_v red_a than_o cinnabar_fw-la and_o give_v a_o calx_fw-la fine_a than_o wheaten_n flour_n it_o be_v this_o calx_fw-la thus_o purify_v from_o all_o its_o terrestreity_n which_o be_v call_v sulphur_n of_o saturn_n now_o in_o make_v past_z for_o emerald_n sapphire_n granat_n topaz_n chrysolite_n blue_a and_o other_o colour_n you_o must_v employ_v it_o instead_o of_o minium_n in_o the_o same_o dose_n we_o have_v show_v in_o the_o precedent_a chapter_n of_o this_o five_o book_n observe_v all_o we_o have_v note_v in_o the_o subject_a of_o bake_v and_o proceed_v as_o in_o chap._n 94._o then_o you_o will_v have_v stone_n of_o different_a colour_n far_o fair_a than_o the_o natural_a one_o and_o which_o can_v scarce_o be_v distinguish_v from_o they_o the_o past_z make_v with_o this_o sulphur_n will_v not_o have_v that_o grease_n and_o yellowness_n which_o other_o have_v and_o will_v not_o be_v so_o apt_a to_o spot_v by_o the_o breath_n upon_o this_o account_n the_o curious_a will_v have_v no_o cause_n to_o repent_v of_o the_o trouble_n of_o make_v this_o sulphur_n though_o the_o work_v be_v very_o laborious_a they_o also_o know_v that_o all_o fine_a work_n require_v very_o pure_a matter_n and_o that_o they_o can_v have_v that_o purity_n without_o the_o great_a time_n and_o care_n of_o those_o who_o undertake_v they_o i_o may_v also_o here_o say_v that_o this_o work_n well_o carry_v on_o be_v more_o precious_a than_o it_o seem_v to_o be_v except_o to_o those_o who_o be_v acquaint_v with_o it_o for_o the_o sweetness_n this_o lead_n have_v acquire_v by_o the_o preparation_n we_o have_v show_v be_v a_o true_a sign_n of_o its_o purity_n that_o it_o be_v fit_a to_o make_v a_o medicine_n very_o homogeneous_a to_o nature_n i_o do_v say_v that_o this_o preparation_n alone_o we_o have_v here_o show_v be_v sufficient_a for_o so_o elevate_v a_o mystery_n as_o that_o whereof_o we_o speak_v but_o i_o can_v also_o conceal_v that_o it_o be_v the_o chief_a part_n of_o the_o work_n especial_o if_o you_o observe_v some_o little_a circumstance_n which_o isaac_n hollandus_n have_v omit_v to_o mention_v whether_o he_o be_v ignorant_a of_o they_o or_o think_v they_o not_o necessary_a to_o his_o preparation_n i_o can_v tell_v the_o learned_a will_v easy_o penetrate_v into_o this_o mystery_n and_o other_o that_o have_v a_o true_a desire_n to_o know_v it_o will_v find_v subject_a to_o exercise_v their_o wit_n on_o in_o embrace_v so_o serious_a a_o study_n to_o penetrate_v into_o the_o depth_n of_o it_o chap._n cxi_o the_o way_n to_o make_v very_o hard_a past_z with_o sulphur_n of_o saturn_n and_o to_o give_v they_o all_o the_o colour_n of_o precious_a stone_n this_o paste_n be_v a_o consequent_a of_o the_o precedent_a operation_n because_o we_o employ_v therein_o the_o same_o sulphur_n of_o saturn_n we_o just_a now_o mention_v and_o that_o which_o chief_o cause_v its_o beauty_n be_v that_o all_o the_o ingredient_n we_o use_v in_o it_o be_v perfect_o purify_v to_o do_v this_o take_v ten_o pound_n of_o natural_a crystal_n prepare_v with_o six_o pound_n of_o salt_n extract_v from_o polverine_n of_o rochetta_n purify_v pound_v and_o well_o sear_v as_o we_o have_v show_v in_o chap._n 7_o whereunto_o add_v two_o pound_n of_o sulphur_n of_o saturn_n chemical_o prepare_v as_o in_o the_o precede_a chapter_n then_o mix_v these_o three_o powder_n well_o together_o and_o put_v they_o into_o a_o earthen_a glaze_v pan_n and_o cast_v on_o they_o a_o little_a common_a fair_a water_n to_o reduce_v these_o powder_n into_o a_o lump_n something_o hard_o afterward_o divide_v they_o into_o several_a parcel_n of_o about_o three_o ounce_n each_o make_v a_o hole_n in_o the_o middle_a the_o better_a to_o dry_v they_o at_o the_o sun_n be_v well_o dry_v put_v they_o into_o a_o earthen_a pot_n well_o
keep_v they_o so_o three_o day_n stir_v they_o every_o day_n well_o during_o which_o you_o may_v add_v fresh_a file_n little_o by_o little_a wherein_o you_o must_v be_v very_o cautious_a for_o it_o rise_v so_o much_o by_o fermentation_n in_o the_o aqu._n reg._n that_o it_o will_v endanger_v break_v the_o glass_n or_o run_v over_o after_o three_o day_n set_v your_o cucurbite_n on_o a_o gentle_a fire_n that_o all_o the_o water_n may_v evaporate_v till_o it_o leave_v the_o crocus_n behind_o dry_a which_o be_v admirable_a for_o ting_a glass_n which_o keep_v for_o use_v chap._n xxviii_o another_o way_n to_o make_v crocus_n martis_n this_o way_n though_o it_o be_v easy_a make_v a_o crocus_n of_o no_o less_o virtue_n and_o beauty_n than_o the_o precedent_n to_o make_v it_o take_v fine_a file_n of_o iron_n or_o steel_n without_o any_o rust_n let_v they_o stand_v in_o a_o reverberatory_n furnace_n with_o a_o very_a strong_a fire_n the_o heat_n be_v at_o least_o to_o the_o four_o degree_n till_o it_o become_v of_o the_o colour_n of_o purple_a then_o take_v it_o out_o of_o the_o fire_n and_o when_o it_o be_v cool_a put_v it_o into_o a_o vessel_n full_a of_o water_n and_o stir_v it_o brisk_o about_o and_o then_o present_o pour_v off_o the_o water_n into_o another_o vessel_n which_o you_o may_v reiterate_v thus_o there_o will_v remain_v in_o the_o first_o vessel_n the_o iron_n that_o be_v not_o yet_o calcine_v which_o if_o you_o please_v you_o may_v put_v again_o into_o a_o reverberatory_n furnace_n in_o the_o second_o vessel_n there_o will_v be_v the_o crocus_n which_o set_v over_o a_o gentle_a fire_n to_o evaporate_v the_o water_n but_o you_o must_v not_o decant_v off_o the_o water_n though_o it_o appear_v clear_a after_o it_o have_v settle_v for_o though_o the_o crocus_n may_v seem_v to_o be_v precipitate_v to_o the_o bottom_n yet_o the_o water_n contain_v the_o most_o subtle_a part_n of_o it_o imperceptible_o suspend_v in_o it_o have_v well_o evaporate_v the_o water_n you_o will_v have_v a_o very_a red_a powder_n very_o fine_a and_o extraordinary_a which_o keep_v for_o use_v chap._n xxix_o the_o last_o way_n of_o make_v crocus_n martis_n this_o last_o way_n will_v be_v of_o some_o use_n to_o those_o who_o shall_v desire_v to_o have_v the_o iron_n or_o steel_n granulate_v or_o in_o little_a drop_n the_o metal_n whereof_o be_v difficult_a to_o melt_v take_v a_o bar_n of_o one_o or_o the_o other_o metal_n of_o the_o weight_n of_o five_o or_o six_o pound_n which_o heat_n as_o hot_a as_o you_o can_v in_o a_o smith_n forge_n so_o that_o it_o may_v sparkle_v when_o it_o come_v out_o of_o the_o fire_n at_o the_o same_o time_n another_o person_n must_v have_v ready_a a_o long_a stick_n of_o brimstone_n and_o large_a which_o be_v the_o best_a for_o this_o operation_n and_o the_o metal_n come_v out_o of_o the_o fire_n in_o the_o condition_n we_o have_v show_v you_o must_v thrust_v they_o one_o against_o another_o over_o a_o great_a earthen_a pan_n full_a of_o warm_a water_n into_o which_o the_o metal_n will_v drop_v in_o little_a drop_n or_o granuli_fw-la melt_v like_o wax_n when_o touch_v by_o the_o sulphur_n than_o you_o must_v take_v those_o little_a grain_n and_o stratifie_v they_o in_o a_o crucible_n with_o powder_a brimstone_n and_o afterward_o set_v they_o in_o a_o reverberatory-fire_n where_o they_o will_v be_v reduce_v to_o a_o red_a powder_n which_o grind_v and_o searce_v and_o keep_v for_o your_o use_n chap._n xxx_o the_o way_n to_o calcine_v little_a plate_n of_o copper_n to_o thing_fw-mi glass_n of_o a_o blue_a colour_n we_o have_v show_v the_o way_n to_o make_v crocus_n martis_n for_o colour_v glass_n and_o now_o we_o will_v show_v that_o of_o copper_n which_o be_v very_o near_o in_o nature_n to_o the_o other_o as_o we_o have_v remark_v and_o which_o dissolve_v in_o the_o same_o acid_n and_o corrosive_n venus_n as_o well_o as_o mars_n or_o copper_n as_o well_o as_o iron_n give_v we_o different_a colour_n which_o proceed_v from_o different_a way_n of_o prepare_v they_o as_o we_o shall_v see_v in_o the_o follow_a chapter_n merret_n pretend_v that_o brass_n give_v we_o a_o fine_a blue_a than_o copper_n by_o reason_n of_o the_o lapis_fw-la calaminaris_n which_o be_v mix_v with_o it_o and_o partly_o cause_v the_o colour_n of_o all_o metal_n copper_n be_v only_o use_v as_o alloy_n to_o give_v malleability_n to_o gold_n and_o silver_n in_o coin_n it_o melt_v easy_o in_o a_o indifferent_a heat_n but_o it_o be_v calcine_v into_o powder_n with_o difficulty_n there_o be_v several_a way_n of_o calcine_v copper_n here_o follow_v five_o of_o they_o by_o help_n of_o fire_n the_o first_o be_v of_o copper_n alone_o without_o any_o addition_n the_o second_o by_o the_o addition_n of_o sulphur_n the_o three_o by_o vitriol_n the_o four_o of_o brass_n alone_o divers_a way_n the_o five_o by_o a_o preparation_n of_o the_o vitriol_n of_o venus_n these_o preparation_n be_v the_o best_a and_o of_o more_o value_n than_o those_o prepare_v by_o spirit_n and_o corrosive_n all_o these_o different_a way_n of_o calcination_n and_o preparation_n of_o venus_n shall_v be_v explain_v in_o several_a chapter_n of_o this_o treatise_n whither_o the_o curious_a reader_n may_v have_v recourse_n the_o little_a plate_n or_o leave_n whereof_o we_o be_v now_o to_o show_v the_o preparation_n be_v a_o sort_n of_o copper_n or_o brass_n exceed_v thin_a approach_v the_o colour_n of_o gold_n call_v festoon_n these_o plate_n be_v make_v of_o this_o colour_n by_o lapis_n calaminaris_n which_o do_v not_o only_a colour_n the_o copper_n but_o augment_v its_o weight_n this_o brass_n be_v well_o calcine_v tinge_n glass_n of_o a_o blue_n and_o sea-green_a the_o way_n to_o calcine_v it_o be_v this_o to_o avoid_v the_o expense_n of_o buy_v new_a you_o may_v make_v use_n of_o those_o leaf_n that_o have_v be_v already_o use_v and_o work_v they_o be_v good_a and_o cut_v they_o with_o scissors_n into_o little_a piece_n and_o put_v they_o into_o a_o crucible_n cover_v and_o lute_v in_o the_o mouth_n of_o a_o furnace_n to_o calcine_v and_o let_v they_o stand_v there_o for_o four_o day_n at_o a_o coal_n fire_n so_o that_o the_o leaf_n may_v not_o melt_v for_o than_o they_o will_v be_v unfit_a for_o this_o use_n the_o four_o day_n be_v expire_v the_o whole_a will_v be_v calcine_v beat_v they_o on_o a_o porphury_a stone_n and_o searce_v they_o through_o a_o fine_a sieve_n and_o you_o will_v have_v a_o blackish_a powder_n which_o you_o must_v spread_v on_o tile_n and_o put_v it_o into_o the_o same_o furnace_n for_o four_o day_n long_o then_o take_v it_o out_o and_o blow_v off_o the_o ash_n that_o may_v be_v fall_v on_o it_o then_o reduce_v it_o again_o into_o powder_n searce_v it_o through_o a_o fine_a sieve_n as_o before_o and_o keep_v it_o for_o use_n you_o may_v know_v when_o it_o be_v well_o calcine_v if_o the_o glass_n rise_v and_o swell_v when_o you_o put_v it_o upon_o it_o if_o it_o do_v not_o you_o must_v calcine_v other_o leaf_n those_o be_v not_o serviceable_a by_o reason_n they_o be_v burn_v in_o the_o calcination_n chap._n xxxi_o another_o way_n of_o calcine_v these_o leaf_n of_o copper_n to_o make_v a_o very_a transparent_a red_a yellow_a and_o chalcedony_n take_v the_o same_o leave_v as_o in_o the_o precedent_n chap._n cut_v they_o into_o small_a piece_n and_o stratifie_v they_o with_o sulphur_n pulverise_v in_o a_o crucible_n cover_v and_o lute_v then_o set_v they_o on_o burn_a coal_n at_o the_o mouth_n of_o the_o oven_n to_o calcine_v for_o twenty_o four_o hour_n then_o take_v it_o out_o and_o grind_v it_o small_a then_o put_v it_o in_o a_o earthen_a vessel_n in_o a_o reverberatory_n furnace_n where_o leave_v it_o 10_o hour_n take_v it_o out_o and_o powder_v it_o then_o keep_v it_o for_o use_n chap._n xxxii_o to_o calcine_v copper_n to_o a_o red_a powder_n which_o serve_v in_o several_a process_n for_o colour_v glass_n although_o copper_n be_v of_o the_o same_o nature_n as_o brass_n which_o serve_v to_o colour_n glass_n blue_a yet_o there_o be_v some_o difference_n between_o they_o for_o the_o latter_a will_n thing_fw-mi it_o of_o several_a colour_n which_o proceed_v from_o the_o lapis_fw-la calaminaris_n and_o some_o other_o mixture_n in_o the_o preparation_n to_o make_v this_o powder_n take_v what_o quantity_n you_o please_v of_o copper_n in_o thin_a plate_n put_v it_o into_o a_o great_a crucible_n into_o the_o furnace_n till_o it_o be_v calcine_v without_o melt_v then_o be_v cool_v reduce_v it_o into_o powder_n which_o will_v be_v very_o red_a and_o searce_v it_o whereof_o you_o may_v make_v divers_a use_n as_o we_o shall_v show_v hereafter_o chap._n xxxiii_o to_o make_v copper_n thrice_o calcine_v for_o colour_v glass_n the_o same_o red_a powder_n in_o the_o precede_a chapter_n
it_o yet_o a_o quarter_n of_o a_o hour_n over_o the_o same_o fire_n then_o decant_v off_o that_o lee_n to_o the_o former_a thus_o continue_v to_o water_v it_o with_o fresh_a lee_n and_o decant_v it_o off_o to_o the_o former_a as_o long_o as_o it_o will_v extract_v any_o tincture_n from_o the_o matter_n then_o take_v all_o these_o tinctured_a lees_n and_o filter_n they_o through_o white_v brown_a paper_n then_o evaporate_v three_o quarter_n over_o a_o gentle_a fire_n and_o put_v the_o remainder_n into_o a_o alembick_a with_o the_o helm_n or_o head_n on_o and_o the_o receiver_n and_o distil_v it_o till_o it_o be_v dry_a then_o you_o will_v find_v at_o bottom_n of_o the_o alembick_a a_o crocus_n veneris_n of_o a_o very_a wonderful_a virtue_n for_o colour_v glass_n and_o other_o chemical_a operation_n and_o some_o medicinal_a uses_n chap._n xxxviii_o another_o way_n more_o easy_a to_o make_v crocus_n veneris_fw-la as_o those_o who_o apply_v themselves_o to_o this_o art_n be_v not_o all_o equal_o curious_a in_o their_o work_n and_o good_a husbandry_n be_v in_o fashion_n in_o this_o age_n we_o will_v show_v some_o more_o easy_a way_n and_o more_o ready_a to_o make_v crocus_n veneris_n whereof_o this_o be_v one_o take_v very_o thin_a plate_n of_o copper_n put_v they_o into_o a_o earthen_a pot_n with_o common_a salt_n s._n s._n s._n and_o put_v this_o pot_n on_o the_o furnace_n where_o let_v it_o stand_v till_o the_o matter_n be_v very_o red_a then_o put_v the_o plate_n with_o the_o salt_n into_o cold_a water_n and_o wash_v they_o well_o to_o take_v away_o all_o blackness_n reiterate_v the_o stratification_n of_o these_o plate_n with_o common_a salt_n calcine_v they_o at_o the_o fire_n and_o wash_v they_o as_o before_o as_o often_o as_o you_o please_v after_o the_o last_o time_n pour_v warm_a water_n on_o that_o where_o the_o plate_n have_v be_v extinguish_v and_o then_o let_v it_o stand_v still_o some_o time_n then_o empty_v it_o and_o you_o will_v find_v at_o the_o bottom_n of_o the_o vessel_n a_o crocus_n veneris_n red_a as_o blood_n you_o must_v wash_v it_o well_o several_a time_n to_o cleanse_v it_o then_o dry_v it_o well_o with_o a_o linen_n cloth_n and_o keep_v it_o for_o use_v to_o colour_v glass_n there_o be_v some_o who_o content_v themselves_o to_o take_v ae_z ustum_fw-la prepare_v with_o sulphur_n and_o common_a salt_n as_o we_o have_v show_v heretofore_o and_o to_o heat_v it_o red-hot_a in_o the_o fire_n nine_o time_n and_o quench_v it_o as_o often_o in_o linseed_n oil_n then_o dry_v it_o and_o powder_n it_o chap._n thirty-nine_o another_o easy_a way_n of_o make_v crocus_n veneris_fw-la we_o now_o give_v another_o easy_a way_n of_o make_v crocus_n veneris_fw-la take_v of_o copper_n simple_o calcine_v one_o part_n of_o sulphur_n vivum_fw-la eight_o part_n well_o powder_v mix_v they_o together_o in_o a_o large_a crucible_n which_o then_o set_v on_o a_o coal-fire_n in_o a_o little_a furnace_n stir_v the_o matter_n continual_o with_o a_o iron_n rod_n till_o the_o sulphur_n be_v consume_v and_o reiterate_v this_o process_n five_o or_o six_o time_n then_o cast_v it_o thus_o refine_a into_o a_o earthen_a pan_n of_o boil_a water_n stir_v it_o often_o with_o a_o stick_n while_o the_o calx_fw-la descend_v to_o the_o bottom_n than_o the_o water_n be_v settle_v and_o clear_a evaporate_v ¾_n to_o extract_v the_o crystal_n or_o rather_o evaporate_v the_o whole_a and_o you_o will_v find_v at_o bottom_n of_o the_o vessel_n a_o crocus_n veneris_n very_o fine_a and_o red_a chap._n xl._o the_o first_o colour_n of_o sea-green_a for_o a_o tincture_n of_o glass_n the_o colour_n of_o sea-green_a be_v give_v by_o the_o italian_n to_o beryl_n which_o be_v a_o precious_a stone_n find_v at_o the_o foot_n of_o mount_n taurus_n by_o the_o river_n euphrates_n which_o have_v the_o green-blue_a of_o the_o sea_n it_o be_v find_v in_o the_o indies_n of_o a_o colour_n somewhat_o pale_a which_o make_v it_o be_v call_v by_o different_a name_n and_o when_o the_o colour_n be_v deep_a they_o common_o pass_v for_o other_o precious_a stone_n it_o be_v therefore_o the_o water_n express_v its_o colour_n we_o will_v treat_v more_o large_o of_o it_o in_o our_o five_o book_n wherein_o we_o shall_v show_v the_o way_n of_o imitate_v precious_a stone_n this_o colour_n which_o be_v one_o of_o the_o fine_a sky-colour_n aught_o to_o be_v make_v in_o fine_a and_o well_o purify_v crystal_n which_o the_o italian_n call_v bollito_n for_o if_o you_o make_v it_o in_o common_a glass_n it_o be_v not_o so_o fair_a you_o must_v likewise_o put_v no_o manganese_n in_o this_o colour_n to_o make_v it_o therefore_o very_o fine_a and_o beautiful_a take_v crystal-fritt_a put_v it_o in_o a_o pot_n in_o the_o furnace_n where_o be_v well_o melt_v and_o clear_a you_o must_v skim_v off_o the_o salt_n which_o will_v swim_v on_o the_o top_n like_o oil_n with_o a_o iron_n ladle_n for_o if_o you_o shall_v not_o take_v it_o off_o the_o colour_n will_v be_v foul_a and_o oily_a the_o matter_n be_v well_o purify_v you_o must_v add_v to_o it_o to_o every_o 20_o pound_n or_o thereabouts_o 6_o ounce_n of_o the_o powder_n of_o copper_n calcine_v as_o we_o have_v teach_v in_o chaptâ—â—_n xxx_o with_o a_o four_o part_n of_o zaffer_n prepare_v also_o in_o powder_n and_o well_o mix_v both_o together_o in_o pâ—â—ting_v both_o these_o powder_n into_o the_o pot_n on_o the_o crystalline_a metal_n you_o must_v do_v it_o little_a by_o little_a for_o fear_v the_o crystal_n rise_v and_o swell_a shall_v run_v over_o whereof_o care_n must_v be_v take_v stir_v it_o well_o all_o the_o while_n this_o be_v do_v let_v the_o metal_n stand_v still_o and_o settle_v for_o the_o space_n of_o three_o hour_n that_o the_o colour_n may_v incorporate_v then_o stir_v it_o again_o then_o the_o workman_n may_v make_v a_o proof_n of_o the_o colour_n twenty_o four_o hour_n after_o the_o mix_n of_o the_o powder_n it_o may_v be_v wrought_v for_o by_o that_o time_n it_o will_v be_v well_o colour_v but_o the_o workman_n must_v first_o well_o mix_v the_o whole_a for_o fear_v the_o colour_n shall_v not_o be_v precipitate_v to_o the_o bottom_n which_o must_v always_o be_v well_o observe_v in_o all_o vessel_n wherein_o there_o be_v colour_n and_o the_o dose_n of_o the_o tincture_n right_o proportion_v to_o the_o crystalline_a metal_n in_o the_o pot_n according_a to_o the_o quantity_n we_o have_v set_v do_v chap._n xli_o another_o skye-colour_n or_o sea-green_a you_o must_v use_v for_o this_o colour_n which_o be_v a_o little_a close_a the_o same_o crystal-frit_a as_o in_o the_o precedent_n make_v with_o rochetta_n or_o polverine_n of_o the_o levant_n and_o have_v fill_v a_o pot_n of_o it_o let_v it_o be_v well_o purify_v and_o take_v off_o the_o salt_n that_o swim_v on_o the_o top_n then_o put_v to_o it_o 20_o pound_n of_o metal_n six_o ounce_n of_o the_o powder_n of_o calcine_v copper_n little_a by_o little_a stir_v it_o well_o observe_v the_o same_o rule_n we_o give_v for_o sea-green_a before_o then_o you_o will_v have_v a_o very_a admirable_a colour_n which_o you_o may_v make_v light_a or_o deep_a as_o you_o please_v two_o hour_n after_o stir_v it_o again_o well_o and_o you_o will_v see_v if_o the_o colour_n please_v you_o in_o which_o case_n let_v it_o stand_v still_o 24_o hour_n without_o any_o stir_a and_o then_o it_o may_v be_v wrought_v as_o before_o chap._n xlii_o another_o sea-green_a colour_n in_o artificial_a crystal_n which_o the_o italian_n call_v bollito_n these_o colour_n be_v not_o to_o be_v make_v without_o a_o great_a deal_n of_o precaution_n which_o this_o need_v as_o much_o as_o any_o to_o succeed_v well_o you_o must_v have_v in_o the_o furnace_n a_o pot_n fill_v with_o 40_o pound_n of_o good_a crystallâ—fritt_n careful_o skim_v boil_a and_o purify_v without_o any_o manganese_n have_v arrive_v thus_o far_o you_o must_v take_v 12_o ounce_n of_o the_o powder_n of_o small_a leaf_n of_o copper_n thrice_o calcine_v as_o we_o have_v show_v chap._n xxx_o and_o half_o a_o ounce_n of_o zaffer_n in_o powder_n prepare_v as_o in_o chap._n xvii_o mix_v these_o powder_n together_o then_o put_v they_o at_o four_o time_n into_o the_o pot_n that_o they_o may_v the_o better_o mix_v with_o the_o glass_n stir_v they_o at_o each_o time_n well_o as_o you_o put_v they_o in_o for_o fear_v it_o shall_v swell_v too_o much_o and_o run_v over_o two_o hour_n after_o the_o whole_a be_v incorporate_v well_o mix_v and_o pretty_a well_o settle_v try_v if_o your_o colour_n be_v deep_a enough_o than_o let_v it_o rest_v though_o the_o sea-green_a or_o sky_n colour_n seem_v at_o first_o greenish_a you_o need_v not_o be_v concern_v at_o that_o for_o the_o salt_n in_o the_o glass_n will_v consume_v all_o that_o greenness_n and_o change_v it_o into_o
of_o this_o chapter_n but_o before_o you_o put_v the_o cucurbite_n or_o body_n on_o you_o must_v lay_v sand_n four_o inch_n deep_a and_o thick_a iron-bar_n to_o bear_v the_o weight_n then_o fit_a a_o head_n and_o lute_z the_o joint_n well_o with_o a_o lute_n make_v of_o fine_a flour_n and_o lime_n powder_v and_o mix_v with_o white_n of_o egg_n then_o put_v on_o the_o joint_n rouler_n of_o finelinen_a than_o lute_n it_o again_o and_o then_o put_v on_o linen_n rouler_n again_o three_o or_o four_o time_n each_o time_n let_v it_o dry_a before_o you_o put_v on_o the_o next_o rouler_n and_o then_o this_o will_v bear_v the_o violence_n of_o the_o fire_n and_o the_o penetrate_a force_n of_o the_o spirit_n of_o the_o aquafortis_n after_o that_o you_o must_v put_v this_o body_n of_o the_o alembick_a in_o a_o deep_a earthen-pan_n make_v of_o the_o same_o earth_n as_o crucible_n fill_v with_o sand_n so_o that_o it_o be_v bury_v in_o the_o sand_n to_o within_o two_o inch_n of_o the_o joint_n then_o set_v it_o in_o a_o wind_n furnace_n fit_a and_o capable_a to_o maintain_v a_o equal_a fire_n we_o here_o give_v you_o the_o figure_n of_o it_o this_o furnace_n may_v serve_v for_o several_a use_n as_o we_o will_v hereafter_o explain_v your_o alembic_n be_v thus_o fit_v you_o must_v put_v to_o the_o head_n a_o glass_n receiver_n very_o capacious_a the_o better_a to_o resist_v the_o force_n of_o the_o spirit_n otherwise_o all_o may_v break_v lute_n it_o well_o to_o the_o mouth_n of_o the_o alembic_n as_o you_o do_v the_o joint_n before_o and_o with_o the_o same_o precaution_n of_o let_v it_o dry_v each_o time_n in_o the_o air_n take_v care_n not_o to_o kindle_v the_o fire_n in_o the_o furnace_n till_o the_o lute_n of_o all_o the_o joint_n be_v dry_a for_o that_o be_v very_o necessary_a the_o whole_a be_v thus_o in_o right_a order_n kindle_v a_o small_a coal_n fire_n for_o the_o space_n of_o three_o hour_n during_o which_o time_n the_o windy_a humour_n that_o be_v in_o the_o material_n and_o which_o will_v break_v they_o will_v be_v draw_v of_o into_o the_o receiver_n so_o continue_v a_o moderate_a fire_n for_o six_o hour_n then_o increase_v it_o little_a by_o little_a put_v on_o at_o last_o billet_n of_o dry_a oaken-wood_n to_o the_o coal_n for_o six_o hour_n more_o till_o the_o alembic_n or_o head_n begin_v to_o be_v tinge_v yellow_a and_o the_o spirit_n begin_v to_o rise_v observe_v to_o continue_v this_o regimen_n or_o degree_n of_o fire_n till_o the_o head_n and_o receiver_n begin_v to_o grow_v red_a then_o augment_v it_o till_o the_o alembic_n become_v of_o a_o deep_a red_a continue_v this_o degree_n of_o the_o fire_n as_o long_o as_o that_o colour_n last_v till_o all_o the_o spirit_n be_v draw_v of_o and_o the_o head_n and_o receiver_n begin_v by_o degree_n to_o grow_v clear_a and_o reassume_v their_o common_a colour_n in_o cool_v which_o sometime_o will_v be_v two_o day_n first_o notwithstanding_o you_o must_v continue_v the_o fire_n some_o time_n afterward_o then_o let_v the_o furnace_n cool_v of_o its_o self_n take_v care_n that_o whilst_o the_o alembic_n and_o receiver_n be_v still_o red_a and_o the_o fire_n in_o force_n that_o you_o admit_v no_o cool_a air_n into_o the_o place_n and_o that_o nothing_o can_v touch_v they_o which_o will_v break_v they_o when_o all_o be_v cold_a cover_v the_o head_n and_o receiver_n with_o wet_a linen_n clothes_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 to_o the_o bottom_n of_o the_o receiver_n and_o let_v it_o stand_v so_o twelve_o hour_n then_o bathe_v the_o joint_n and_o the_o lute_v with_o warm_a water_n that_o you_o may_v the_o better_o loosen_v the_o bandage_n and_o so_o take_v off_o the_o head_n from_o the_o receiver_n otherwise_o it_o will_v be_v difficult_a to_o do_v it_o than_o you_o may_v break_v the_o body_n which_o will_v be_v good_a for_o nothing_o and_o take_v out_o the_o faeces_fw-la which_o reduce_v again_o into_o powder_n add_v to_o each_o pound_n of_o that_o powder_n four_o ounce_n of_o refine_a nitre_n and_o put_v the_o whole_a into_o a_o cucurbit_n or_o body_n whereon_o pour_n all_o the_o aquafortis_n before_o distil_a then_o put_v on_o the_o head_n and_o receiver_n and_o lute_n it_o and_o dry_v it_o well_o as_o you_o do_v before_o have_v put_v it_o on_o the_o same_o sand_n furnace_n during_o the_o first_o four_o hour_n make_v a_o gentle_a fire_n which_o afterward_o may_v be_v increase_v little_a by_o little_a till_o the_o head_n and_o receiver_n begin_v to_o grow_v clear_a and_o all_o the_o spirit_n be_v draw_v over_o after_o which_o let_v all_o cool_v cover_v the_o head_n and_o receiver_n with_o wet_a clothes_n then_o let_v it_o stand_v twelve_o hour_n as_o before_o then_o unlute_v the_o joint_n again_o with_o warm_a water_n and_o put_v the_o aquafortis_n into_o glass_n vessel_n well_o stop_v that_o the_o spirit_n may_v not_o exhale_v and_o keep_v it_o so_o for_o use_n hereafter_o to_o be_v mention_v this_o be_v the_o aquafortis_n which_o be_v common_o call_v water_n of_o separation_n and_o the_o best_a that_o can_v be_v make_v there_o be_v some_o that_o instead_o of_o roch-allom_n take_v the_o best_a roman_a vitriol_n or_o the_o like_a you_o may_v know_v whether_o the_o vitriol_n be_v proper_a for_o this_o use_n or_o not_o by_o rub_v it_o on_o a_o piece_n of_o well_o polish_a iron_n if_o it_o be_v it_o will_v leave_v a_o copper_n colour_n on_o it_o then_o this_o vitriol_n the_o purification_n whereof_o we_o will_v give_v in_o the_o next_o chapter_n will_v make_v a_o aquafortis_n far_a more_o penetrate_a than_o the_o former_a now_o we_o come_v to_o show_v how_o to_o make_v the_o lute_n which_o we_o promise_v which_o though_o common_a be_v very_o useful_a in_o this_o case_n you_o must_v take_v one_o part_n of_o lome_n a_o fat_a earth_n which_o be_v find_v in_o river_n 3_o part_n of_o sand_n of_o common_a wood_n ash_n well_o sift_v and_o of_o the_o shearing_n of_o woollen_a cloth_n each_o one_o half_a mix_v the_o whole_a well_o together_o and_o put_v water_n to_o they_o make_v a_o soft_a past_a to_o which_o add_v one_o three_o part_n of_o common_a salt_n powder_a and_o work_v they_o all_o well_o together_o then_o use_v they_o in_o lute_v your_o vessel_n here_o follow_v the_o description_n of_o a_o useful_a furnace_n which_o may_v serve_v instead_o of_o several_a other_o the_o number_n whereof_o will_v be_v troublesome_a it_o be_v proper_a for_o several_a operation_n to_o render_v this_o furnace_n more_o intelligible_a to_o those_o who_o be_v not_o acquaint_v with_o it_o we_o have_v here_o give_v a_o cut_n of_o it_o whereon_o we_o have_v mark_v a._n b._n c._n the_o place_n make_v use_v of_o with_o their_o name_n that_o they_o may_v by_o the_o same_o letter_n here_o set_v down_o again_o be_v the_o better_o understand_v a._n be_v the_o ash-hole_n into_o which_o all_o the_o ash_n on_o the_o iron_n grate_v which_o go_v cross_v it_o fall_v down_o and_o which_o be_v take_v out_o with_o a_o little_a iron_n shovel_n or_o a_o sort_n of_o iron_n peel_n b._n be_v the_o space_n or_o whole_a room_n of_o the_o ash-hole_n c._n be_v the_o firegrate_n which_o ought_v to_o be_v of_o square_a iron_n bar_v lie_v with_o the_o edge_n upward_o that_o the_o ash_n may_v not_o lie_v thereon_o which_o they_o will_v do_v if_o the_o flat_n be_v upward_o d._n be_v the_o place_n where_o the_o fire_n be_v make_v of_o coal_n or_o wood._n e._n be_v the_o door_n of_o it_o f._n be_v several_a hole_n wherein_o be_v put_v iron_n bar_n which_o go_v cross_v from_o one_o side_n to_o the_o other_o to_o keep_v up_o the_o vessel_n wherein_o the_o matter_n to_o be_v work_v be_v contain_v stop_v up_o the_o other_o hole_n that_o be_v not_o use_v with_o lute_n g._n be_v the_o work_n hole_n or_o little_a laboratory_n of_o the_o furnace_n h._n be_v a_o semicircular_a open_n with_o the_o like_a hole_n in_o the_o cover_n to_o put_v the_o neck_n of_o the_o retort_n through_o when_o you_o distil_v in_o a_o reverberatory_n or_o otherwise_o i._o be_v the_o inner_a part_n of_o the_o work-hole_n of_o the_o furnace_n k._n be_v two_o register_n l._n be_v the_o cover_n of_o the_o furnace_n for_o 8_o register_n m._n be_v a_o round_a hole_n which_o serve_v for_o a_o register_n to_o reverberate_v and_o to_o pass_v the_o neck_n of_o the_o matrass_n through_o which_o be_v in_o balneo_fw-la whether_o in_o digestion_n or_o otherwise_o n._n be_v the_o register_n which_o be_v to_o be_v open_v or_o shut_v to_o augment_v or_o diminish_v the_o heat_n of_o the_o fire_n of_o the_o reverberatory_n 2._o for_o a_o reverberatory_n furnace_n if_o you_o cover_v the_o work-hole_n with_o its_o cover_n or_o door_n and_o
shut_v the_o register_n the_o vessel_n contain_v the_o material_n be_v expose_v to_o the_o naked_a flame_n 3._o for_o a_o balneum_fw-la mariae_fw-la if_o you_o put_v into_o the_o hole_n a_o copper_n vessel_n of_o the_o same_o diameter_n in_o shape_n of_o a_o copper_n the_o bottom_n whereof_o must_v be_v strong_a and_o flat_a and_o fill_v it_o with_o hot_a water_n wherein_o you_o may_v put_v the_o vessel_n that_o contain_v your_o matter_n which_o if_o it_o be_v a_o matrass_n or_o bolt-head_n you_o may_v let_v the_o neck_n out_o at_o the_o hole_n at_o the_o middle_n of_o the_o cover_n which_o cover_v the_o balneum_fw-la or_o vessel_n full_a of_o water_n 4._o for_o a_o balneum_fw-la vaporosum_fw-la by_o put_v in_o the_o same_o hole_n a_o vessel_n full_a of_o water_n that_o shall_v rise_v in_o vapour_n and_o in_o that_o vessel_n another_o which_o shall_v contain_v the_o material_n two_o inch_n above_o the_o water_n shut_v this_o vessel_n with_o a_o fit_a cover_n lest_o the_o vapour_n exhale_v 5._o for_o a_o balneum_fw-la aereum_fw-la or_o dry_a bath_n by_o put_v in_o the_o same_o hole_n a_o vessel_n fill_v with_o hot_a air_n shut_v close_o and_o therein_o also_o another_o vessel_n with_o the_o material_n 6._o for_o a_o sand_n or_o ash_n furnace_n and_o with_o file_n of_o iron_n if_o the_o vessel_n put_v in_o the_o hole_n and_o which_o be_v expose_v to_o the_o naked_a fire_n be_v fill_v with_o sand_n ash_n or_o file_n of_o steel_n and_o that_o you_o puâ—_n in_o the_o one_o or_o the_o other_o the_o vessel_n that_o contain_v the_o matter_n you_o be_v to_o work_v on_o 7._o for_o a_o lamp_n furnace_n if_o in_o place_n of_o the_o bar_n below_o you_o put_v a_o porringer_n full_a of_o ash_n to_o contain_v the_o vessel_n wherein_o your_o matter_n be_v provide_v you_o put_v also_o a_o glass_n bell_n on_o that_o vessel_n to_o cover_v it_o that_o must_v stand_v on_o the_o brim_n or_o ledge_n of_o the_o porringer_n well_o sit_v to_o it_o to_o preserve_v the_o heat_n that_o arise_v and_o then_o put_v under_o that_o porringer_n the_o lamp_n on_o a_o little_a trevet_n in_o short_a this_o furnace_n may_v serve_v for_o almost_o all_o chemical_a operation_n whatsoever_o which_o will_v be_v too_o long_o here_o to_o mention_v chap._n liii_o the_o way_n of_o purify_n vitriol_n to_o make_v aquafortis_n strong_a and_o more_o penetrative_a we_o have_v promise_v in_o the_o precede_a chapter_n to_o show_v the_o way_n of_o purify_n vitriol_n which_o consist_v in_o take_v away_o its_o yellowness_n which_o alone_o hinder_v the_o good_a effect_n it_o be_v capable_a of_o produce_v take_v roman_a vitriol_n the_o best_a you_o can_v get_v dissolve_v it_o in_o common_a warm_a water_n then_o let_v it_o stand_v three_o day_n then_o filter_n it_o and_o fling_v away_o the_o yellow_a faeces_fw-la then_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 glaze_v pan_n and_o set_v it_o in_o a_o cool_a place_n for_o the_o crystal_n of_o it_o to_o shoot_v which_o in_o 12_o hour_n time_n they_o will_v do_v about_o the_o brim_n of_o the_o pan_n in_o little_a transparent_a piece_n like_o natural_a crystal_n of_o a_o emerald-colour_n and_o at_o bottom_n there_o will_v remain_v a_o sulphureous_a sediment_n which_o must_v be_v careful_o separate_v and_o cast_v away_o then_o you_o must_v take_v all_o those_o little_a green_a crystal_n and_o dissolve_v they_o again_o in_o warm_a water_n as_o before_o and_o then_o filter_n and_o evaporate_v they_o in_o the_o same_o glass_n body_n and_o set_v they_o again_o to_o crystallize_v as_o before_o in_o a_o cool_a place_n take_v care_n to_o separate_v all_o the_o yellow_a faeces_fw-la you_o find_v reiterate_v this_o process_n of_o disolve_v and_o filter_v evaporate_n and_o crystallize_a the_o three_o time_n than_o you_o will_v have_v a_o well_o purify_v and_o refine_a vitriol_n we_o will_v here_o add_v for_o the_o sake_n of_o the_o curious_a that_o those_o who_o make_v use_v of_o vitriol_n instead_o of_o roach-allum_n to_o make_v aquafortis_n the_o preparation_n whereof_o we_o have_v show_v in_o the_o precedent_a chap._n ought_v to_o take_v a_o special_a care_n in_o the_o distillation_n that_o assoon_o as_o the_o red_a fume_n be_v pass_v all_o the_o spirit_n of_o nitre_n be_v raise_v and_o that_o then_o the_o fire_n must_v be_v extinguish_v for_o that_o which_o follow_v after_o be_v only_a spirit_n of_o vitriol_n which_o hinder_v the_o operation_n of_o the_o spirit_n of_o nitre_n in_o the_o solution_n of_o metal_n you_o may_v also_o draw_v a_o part_a water_n in_o 12_o hour_n time_n as_o some_o refiner_n do_v during_o which_o time_n but_o little_a spirit_n of_o vitriol_n can_v arise_v with_o their_o fire_n chap._n liv._o the_o way_n to_o make_v aqua_fw-la regalis_fw-la for_o the_o solution_n of_o gold_n and_o other_o metal_n except_o silver_n aqua_fw-la regalis_fw-la be_v nothing_o but_o a_o common_a aquafortis_n wherein_o you_o dissolve_v ¼_n of_o its_o weight_n of_o salarmoniac_a but_o to_o have_v a_o good_a and_o strong_a aqua-regalis_a you_o must_v take_v one_o pound_n of_o aquafortis_n prepare_v as_o in_o chap._n 52._o put_v it_o in_o a_o glass_n matrass_n and_o add_v to_o it_o only_o 2_o ounce_n of_o sal_fw-la ammoniac_a then_o put_v the_o matrass_n into_o a_o warm_a bath_n or_o pan_n of_o warm_a water_n and_o stir_v it_o often_o that_o the_o sal_fw-la armoniac_a may_v be_v well_o dissolve_v in_o the_o aquafortis_n which_o will_v be_v tinge_v of_o a_o yellow_a colour_n then_o you_o must_v add_v as_o much_o salarmoniac_a to_o it_o as_o the_o aquafortis_n can_v dissolve_v then_o let_v it_o settle_v a_o little_a and_o the_o salarmoniac_a will_v leave_v at_o the_o bottom_n all_o its_o terrestreity_n after_o that_o decant_v it_o gentle_o off_o into_o another_o vessel_n so_o that_o you_o do_v trouble_v the_o settle_n at_o bottom_n or_o rather_o filter_n it_o through_o whited-brown_a paper_n this_o water_n will_v dissolve_v gold_n and_o other_o metal_n far_o better_o than_o the_o common_a aqua_fw-la regalis_fw-la except_o silver_n which_o it_o touch_v not_o at_o all_o for_o reason_n which_o chemist_n be_v acquaint_v with_o chap._n lv._o another_o way_n of_o make_v aqua-regalis_a far_o strong_a than_o the_o former_a our_o design_n be_v not_o only_o to_o show_v operation_n and_o process_n proper_a for_o glass_n but_o also_o for_o the_o sake_n of_o gentleman_n chemical_o incline_v who_o curiosity_n be_v not_o content_v with_o what_o be_v common_a or_o with_o ordinary_a preparation_n those_o which_o we_o here_o give_v of_o aqua-regalis_a be_v among_o the_o number_n of_o those_o who_o virtue_n be_v far_o above_o the_o common_a preparation_n they_o more_o intimate_o penetrate_v and_o dissolve_v gold_n and_o other_o metal_n than_o other_o render_v they_o more_o volatile_a and_o consequent_o more_o proper_a to_o be_v draw_v over_o in_o distillation_n the_o first_o be_v that_o which_o some_o philosopher_n call_v the_o water_n of_o the_o two_o champion_n which_o be_v make_v with_o two_o part_n of_o purify_a sulphur_n two_o part_n of_o purify_a salarmoniac_a and_o one_o part_n of_o calcine_v flint_n all_o reduce_v to_o powder_n and_o mix_v well_o together_o then_o take_v a_o earthen_a retort_n which_o must_v have_v a_o little_a hole_n on_o the_o back_n or_o curvature_n on_o the_o upper_a side_n through_o which_o you_o may_v put_v in_o the_o ingredient_n for_o the_o more_o safety_n sake_n you_o may_v lute_n the_o body_n of_o the_o retort_n over_o well_o and_o let_v it_o dry_v then_o put_v it_o in_o the_o furnace_n we_o have_v describe_v chap._n lii_o and_o fit_a to_o it_o a_o great_a glass_n recipient_a by_o reason_n of_o the_o violence_n of_o the_o spirit_n wherein_o you_o may_v put_v a_o little_a common_a water_n to_o attract_v they_o lute_z the_o joint_n of_o they_o as_o you_o do_v for_o aquafortis_n and_o let_v they_o be_v well_o dry_v before_o you_o kindle_v the_o fire_n for_o reason_n we_o have_v elsewhere_o assign_v the_o lute_n be_v dry_a and_o all_o in_o right_a order_n you_o must_v begin_v by_o a_o gentle_a fire_n that_o the_o retort_n may_v grow_v warm_a by_o degree_n and_o afterward_o gradual_o increase_v it_o till_o it_o grow_v red-hot_a then_o put_v in_o at_o the_o hole_n of_o the_o retort_n four_o ounce_n at_o a_o time_n of_o the_o ingredient_n you_o have_v prepare_v and_o stop_v it_o again_o present_o do_v thus_o you_o will_v see_v in_o a_o little_a time_n great_a quantity_n of_o cloudy_a vapour_n arise_v and_o pass_v into_o the_o receiver_n and_o fill_v it_o which_o will_v dissolve_v little_a by_o little_a mix_v themselves_o with_o the_o common_a water_n and_o the_o receiver_n will_v grow_v clear_a assoon_o as_o you_o perceive_v this_o you_o must_v put_v four_o ounce_n more_o of_o your_o ingredient_n into_o the_o retort_n and_o give_v time_n for_o
fortis_fw-la of_o chap._n 52._o put_v one_o pound_n in_o a_o glass_n matrass_n with_o four_o ounce_n of_o leaf-silver_n to_o dissolve_v and_o stop_v the_o matras_n take_v another_o matras_n wherein_o put_v a_o pound_n of_o the_o same_o aqua_fw-la fortis_fw-la with_o five_o ounce_n of_o mercury_n purify_v with_o salt_n and_o vinegar_n after_o this_o manner_n take_v common_a salt_n sprinkle_v it_o with_o vinegar_n in_o a_o wooden-dish_n where_o add_v to_o it_o a_o little_a common_a fair_a water_n to_o make_v it_o dissolve_v put_v in_o your_o mercury_n and_o stir_v it_o well_o with_o a_o wooden-pestle_n to_o draw_v out_o the_o blackness_n repeat_v wash_v they_o often_o with_o fresh_a salt_n and_o vinegar_n till_o there_o be_v no_o more_o blackness_n then_o dry_v they_o with_o warm_a linen_n or_o cotton_n and_o pass_v it_o through_o the_o glove_n than_o it_o will_v be_v purify_v and_o fit_a to_o put_v in_o your_o aqua_fw-la fortis_fw-la when_o it_o be_v dissolve_v stop_v the_o matras_n and_o keep_v it_o take_v another_o glass_n body_n wherein_o put_v a_o pound_n of_o aqua_fw-la fortis_fw-la with_o three_o ounce_n of_o fine_a silver_n calcine_v amalgamate_fw-it they_fw-mi silver_n with_o the_o mercury_n as_o the_o goldsmith_n usual_o do_v and_o put_v it_o into_o a_o crucible_n with_o its_o weight_n of_o common_a salt_n purify_v as_o we_o have_v heretofore_o show_v then_o put_v the_o crucible_n on_o hot_a coal_n that_o the_o mercury_n may_v evaporate_v and_o that_o only_o the_o silver_n remain_v at_o bottom_n which_o will_v be_v purify_v and_o calcine_v then_o add_v to_o that_o calcine_v silver_n a_o equal_a weight_n of_o common_a salt_n purify_v as_o before_o mix_v they_o well_o together_o and_o put_v they_o over_o the_o fire_n in_o a_o crucible_n to_o calcine_v they_o afresh_o then_o wash_v they_o well_o with_o warm_a water_n to_o take_v out_o the_o salt_n then_o put_v this_o silver_n into_o a_o glass_n vial_n fill_v with_o common_a water_n which_o boil_v till_o one_o four_o part_n be_v consume_v then_o let_v it_o cool_v and_o settle_v to_o the_o bottom_n then_o decant_v off_o the_o water_n and_o put_v more_o upon_o it_o reiterate_v this_o process_n with_o fresh_a water_n three_o time_n and_o at_o the_o four_o dry_a the_o silver_n and_o put_v it_o into_o your_o aqua_fw-la fortis_fw-la and_o stir_v it_o well_o and_o stop_v the_o matras_n we_o have_v promise_v to_o give_v the_o way_n of_o purify_n common_a salt_n which_o be_v this_o take_v what_o quantity_n you_o will_v of_o sea-salt_n dissolve_v it_o in_o a_o convenient_a quantity_n of_o common_a water_n boil_v it_o for_o the_o space_n of_o two_o hour_n then_o let_v the_o water_n rest_n that_o the_o earthy_a part_n of_o the_o salt_n may_v settle_v to_o the_o bottom_n then_o filter_n the_o water_n and_o evaporate_v it_o in_o a_o earthen_a vessel_n or_o rather_o in_o a_o glass_n cucurbit_n till_o the_o salt_n remain_v dry_a at_o the_o bottom_n dissolve_v this_o salt_n again_o make_v the_o water_n boil_v then_o let_v it_o stand_v for_o the_o dregs_o to_o settle_v after_o which_o filter_n it_o and_o evaporate_v it_o as_o before_o which_o you_o must_v continue_v to_o do_v till_o it_o leave_v no_o more_o faeces_fw-la or_o dregs_o and_o it_o will_v be_v well_o purify_v and_o prepare_v to_o continue_v our_o preparation_n of_o the_o material_n you_o must_v put_v into_o a_o glass_n matras_n a_o pound_n of_o aqua_fw-la fortis_fw-la with_o three_o ounce_n of_o purify_a salarmoniac_a that_o be_v to_o say_v filter_v and_o whiten_v till_o it_o leave_v no_o faeces_fw-la or_o dregs_o as_o we_o have_v show_v in_o common_a salt_n then_o dissolve_v in_o that_o water_n a_o quarter_n of_o a_o ounce_n of_o silver_n and_o stop_v the_o vessel_n well_o take_v another_o glass_n matras_n and_o put_v into_o it_o also_o a_o pound_n of_o aqua_fw-la fortis_fw-la with_o two_o ounce_n of_o salarmoniac_a be_v dissolve_v put_v into_o that_o water_n of_o cinnabar_fw-la of_o crocus_n martis_n calcine_v with_o sulphur_n as_o above_o of_o vltramarine_n and_o of_o ferretto_n of_o spain_n prepare_v as_o in_o chap._n 22._o of_o each_o half_n a_o ounce_n the_o whole_a well_o pound_v into_o powder_n you_o must_v do_v this_o little_a by_o little_a as_o we_o have_v heretofore_o hint_v for_o fear_n of_o break_v the_o vessel_n by_o the_o fermentation_n which_o they_o make_v with_o the_o aqua_fw-la fortis_fw-la then_o stop_v the_o matras_n put_v into_o another_o matras_n a_o pound_n of_o aqua_fw-la fortis_fw-la and_o dissolve_v in_o it_o two_o ounce_n of_o salarmoniac_a as_o before_o add_v to_o it_o of_o crocus_n martis_n calcine_v as_o in_o chap._n 25_o with_o calcine_v tin_n know_v among_o the_o glass-man_n of_o zaffer_n describe_v in_o chap._n 17._o and_o of_o cinnabar_fw-la of_o each_o half_n a_o ounce_n the_o whole_a well_o powder_v and_o cast_v little_a by_o little_a into_o your_o matras_n for_o the_o reason_n before_o assign_v which_o require_v that_o great_a precaution_n then_o stop_v the_o matras_n take_v another_o glass_n body_n wherein_o put_v one_o pound_n of_o aqua_fw-la fortis_fw-la and_o dissolve_v in_o it_o two_o ounce_n of_o salarmoniac_a then_o add_v one_o ounce_n of_o small_a leave_n of_o copper_n calcine_v as_o in_o chap._n 31_o half_o a_o ounce_n of_o scale_n of_o copper_n thrice_o calcine_v as_o describe_v in_o chap._n 34_o half_o a_o ounce_n of_o manganese_n of_o piedmont_n prepare_v as_o in_o chap._n 18_o and_o half_a a_o ounce_n of_o scale_n of_o iron_n which_o fall_n from_o the_o smith_n anvil_n the_o whole_a well_o pound_v which_o cast_v little_a by_o little_a into_o your_o matras_n for_o fear_n of_o break_v it_o then_o stop_v it_o well_o put_v into_o another_o glass_n body_n one_o pound_n of_o aqua_fw-la fortis_fw-la and_o two_o ounce_n of_o salarmoniac_a the_o dissolution_n be_v make_v put_v to_o it_o little_a by_o little_a half_n a_o ounce_n of_o red_a lead_n one_o ounce_n of_o scale_n of_o copper_n of_o chap._n 34_o half_o a_o ounce_n of_o crude_a antimony_n and_o as_o much_o caput_fw-la mortuum_n of_o vitriol_n purify_v the_o whole_a well_o pulverise_v then_o stop_v the_o matras_n take_v another_o glass_n matras_n put_v into_o it_o one_o pound_n of_o aqua_fw-la fortis_fw-la with_o two_o ounce_n of_o salarmoniac_a add_v to_o that_o water_n of_o orpiment_n of_o white_a arsenic_n of_o painter_n lake_n half_o a_o ounce_n of_o each_o the_o whole_a be_v well_o powder_v and_o put_v into_o a_o matras_n with_o the_o same_o precaution_n as_o before_o stop_v it_o well_o we_o have_v not_o repeat_v at_o each_o operation_n that_o you_o must_v put_v your_o matras_n on_o a_o ash_n furnace_n over_o a_o gentle_a heat_n or_o in_o a_o warm_a bath_n to_o hasten_v the_o solution_n of_o the_o material_n because_o we_o have_v tell_v you_o it_o must_v be_v always_o do_v in_o chap._n 58_o in_o speak_v of_o the_o preparation_n of_o those_o thing_n which_o serve_v to_o thing_fw-mi the_o first_fw-mi species_n of_o chalcedony_n which_o may_v suffice_v for_o the_o instruction_n of_o those_o who_o employ_v themselves_o in_o this_o art_n we_o will_v add_v that_o all_o the_o nine_o matrass_n mention_v in_o this_o chapter_n must_v remain_v fifteen_o day_n in_o the_o same_o heat_n stir_v they_o often_o every_o day_n that_o the_o water_n may_v the_o better_o operate_v on_o the_o material_n subtilize_v they_o and_o well_o open_v their_o tincture_n then_o put_v all_o these_o material_n with_o the_o aqua_fw-la fortis_fw-la into_o a_o great_a glass_n body_n little_a by_o little_a that_o they_o may_v unite_v well_o together_o close_o the_o body_n and_o set_v it_o in_o the_o same_o heat_n stir_v it_o well_o for_o six_o day_n after_o that_o take_v a_o great_a glass_n cucurbit_n well_o lute_v half_a way_n up_o the_o body_n of_o it_o put_v it_o on_o a_o ash_n furnace_n put_v into_o it_o all_o the_o material_n out_o of_o your_o body_n fit_a to_o it_o a_o head_n and_o receiver_n lute_n well_o all_o the_o joint_n then_o distil_v it_o during_o the_o space_n of_o twenty_o four_o hour_n over_o a_o very_a gentle_a fire_n for_o fear_v the_o colour_n shall_v be_v spoil_v that_o the_o water_n pass_v gentle_o over_o and_o the_o spirit_n remain_v in_o the_o powder_n which_o of_o green_a will_v become_v yellow_a thus_o put_v that_o powder_n in_o the_o requisite_a do_v as_o we_o have_v teach_v in_o the_o first_o species_n of_o chalcedony_n into_o purify_a glass_n metal_n make_v of_o break_a piece_n of_o crystal_n and_o not_o of_o fritt_n and_o add_v to_o it_o in_o its_o due_a time_n calcine_v tartar_n soot_n of_o chimney_n crocus_n martis_n make_v with_o vinegar_n observe_v all_o we_o have_v on_o this_o subject_a remark_v these_o material_n will_v give_v a_o opacity_n to_o glass_n which_o may_v be_v work_v twenty_o four_o hour_n afterward_o manage_v it_o well_o with_o proper_a tool_n and_o often_o heat_a it_o and_o you_o will_v have_v
the_o furnace_n this_o glass_n be_v well_o purify_v may_v be_v wrought_v and_o it_o will_v give_v a_o black_a like_o velvet_n fit_a for_o many_o thing_n chap._n lxviii_o another_o way_n of_o give_v glass_n a_o much_o fair_a velvet_n black_n another_o way_n of_o give_v a_o black_a velvet_n colour_n to_o glass_n much_o fair_a than_o the_o former_a be_v to_o take_v twenty_o pound_n of_o crystal_n fritt_n in_o powder_n with_o four_o pound_n of_o calx_fw-la of_o lead_n and_o tin_n of_o each_o a_o equal_a quantity_n mix_v the_o whole_a well_o together_o and_o put_v they_o into_o a_o pot_n heat_v in_o the_o furnace_n and_o when_o this_o glass_n be_v well_o melt_v and_o purify_v you_o must_v cast_v in_o three_o ounce_n of_o steel_n calcine_v and_o powder_v and_o three_o ounce_n of_o scale_n of_o iron_n from_o the_o smith_n forge_n powder_v and_o mix_v with_o the_o steel_n mix_v the_o whole_a well_o as_o you_o cast_v they_o in_o that_o the_o glass_n may_v not_o rise_v and_o the_o better_a to_o incorporate_v they_o then_o let_v all_o rest_n twelve_o hour_n during_o which_o time_n stir_v they_o sometime_o than_o you_o may_v work_v it_o and_o you_o will_v have_v a_o velvet_n black_a colour_n very_o fair_a wherewith_o you_o may_v work_v as_o you_o please_v chap._n lxix_o another_o velvet_n black_a fair_a than_o the_o precedent_n this_o last_o way_n of_o make_v a_o black_a surpass_v in_o beauty_n the_o precede_a take_v one_o hundred_o pound_n of_o rochetta_n fritt_n two_o pound_n of_o tartar_n six_o ounce_n of_o manganese_n prepare_v reduce_v all_o to_o powder_n mix_v they_o together_o put_v they_o into_o a_o pot_n which_o you_o must_v put_v into_o the_o furnace_n leisurely_o that_o the_o matter_n do_v rise_v too_o much_o then_o let_v it_o melt_v and_o purify_v during_o the_o space_n of_o four_o day_n or_o thereabouts_o mix_v the_o material_n well_o cast_v they_o into_o water_n the_o better_a to_o purify_v and_o then_o melt_v they_o again_o and_o you_o will_v have_v a_o black_a of_o a_o extraordinary_a beauty_n which_o may_v be_v wrought_v as_o you_o please_v chap._n lxx_o to_o make_v a_o milk_n white_a colour_n in_o glass_n the_o milk_n white_a to_o be_v do_v well_o require_v no_o less_o exactness_n than_o the_o blue_n to_o succeed_v in_o it_o take_v twelve_o pound_n of_o good_a crystal_n fritt_n two_o pound_n of_o calx_fw-la of_o lead_n and_o tin_n one_o of_o each_o and_o half_a a_o ounce_n of_o manganese_n of_o piedmont_n prepare_v as_o we_o have_v show_v the_o whole_a pulverised_a and_o mix_v together_o and_o put_v they_o into_o a_o pot_n heat_v in_o the_o furnace_n where_o let_v they_o stand_v twelve_o hour_n then_o mix_v the_o whole_a well_o and_o make_v a_o essay_n of_o it_o if_o the_o colour_n do_v please_v you_o add_v to_o it_o some_o calx_fw-la of_o the_o two_o metal_n before_o mention_v which_o incorporate_v with_o the_o glass_n well_o mix_v it_o eight_o hour_n after_o the_o glass_n will_v be_v fit_a to_o work_v and_o white_a as_o milk_n chap._n lxxi_o another_o fair_a and_o white_a colour_n this_o second_o way_n of_o give_v milk_n white_a to_o glass_n be_v much_o better_a than_o the_o precedent_n and_o the_o work_a more_o exquisite_a we_o only_o make_v use_v of_o the_o calx_fw-la of_o tin_n without_o mix_v any_o lead_n and_o we_o put_v sixty_o pound_n of_o that_o calx_fw-la to_o four_o hundred_o pound_n of_o pure_a crystal_n fritt_n with_o two_o pound_n and_o a_o half_a of_o manganese_n of_o piedmont_n prepare_v the_o whole_a be_v well_o pulverise_v and_o mix_v must_v be_v put_v in_o a_o pot_n heat_v in_o the_o furnace_n there_o to_o purify_v during_o eight_o day_n then_o cast_v the_o matter_n into_o the_o water_n the_o better_a to_o purify_v it_o than_o put_v it_o to_o melt_v again_o in_o the_o same_o pot_n after_o have_v dry_v it_o if_o it_o be_v transparent_a you_o must_v add_v to_o it_o fifteen_o pound_n of_o the_o same_o calx_fw-la of_o tin_n as_o before_o mix_v it_o well_o with_o the_o melt_a metal_n to_o make_v it_o the_o better_a incorporate_a twenty_o four_o hour_n afterward_o it_o will_v be_v fine_a and_o white_a than_o snow_n and_o ready_a to_o work_v chap._n lxxii_o the_o way_n to_o give_v glass_n the_o colour_n of_o lapis_n lazuli_n lapis_fw-la lazuli_fw-la which_o be_v a_o fine_a blue_n and_o full_a of_o vein_n of_o gold_n will_v not_o be_v easy_a to_o imitate_v without_o a_o great_a deal_n of_o care_n and_o industry_n in_o its_o preparation_n to_o make_v this_o fine_a colour_n we_o must_v make_v use_n of_o the_o same_o matter_n of_o the_o fine_a white_a in_o the_o precede_a chapter_n and_o when_o it_o be_v in_o fusion_n in_o the_o pot_n you_o must_v add_v to_o it_o little_a by_o little_a the_o blue_a enamel_n in_o powder_n that_o the_o painter_n make_v use_v of_o mix_v well_o the_o whole_a together_o each_o time_n and_o that_o as_o often_o as_o there_o be_v occasion_n to_o make_v this_o colour_n then_o try_v if_o it_o please_v you_o and_o when_o it_o be_v to_o your_o mind_n let_v it_o stand_v two_o full_a hour_n then_o stir_v it_o well_o and_o make_v a_o second_o essay_n of_o it_o if_o the_o colour_n be_v perfect_a let_v it_o stand_v ten_o hour_n and_o then_o mix_v it_o again_o if_o it_o keep_v in_o the_o same_o state_n without_o change_a colour_n you_o may_v employ_v it_o in_o make_v what_o vessel_n you_o please_v which_o will_v be_v of_o the_o true_a colour_n of_o lapis_n lazuli_n if_o in_o work_v this_o glass_n it_o chance_v to_o rise_v you_o may_v cast_v in_o a_o little_a leaf-gold_n which_o will_v make_v the_o glass_n approach_v yet_o near_o to_o lapis_n lazuli_n and_o which_o will_v in_o a_o moment_n stop_v the_o rise_n of_o the_o metal_n as_o sugar_n will_v do_v in_o boil_a oil_n chap._n lxxiii_o the_o way_n to_o make_v a_o marble-colour_n in_o glass_n white_a marble_n be_v very_o simple_a it_o be_v easy_a to_o imitate_v the_o way_n of_o do_v it_o only_o require_v crystal_n fritt_n which_o must_v be_v work_v as_o soon_o as_o it_o be_v melt_v before_o it_o be_v purify_v for_o so_o it_o will_v give_v a_o very_a fair_a marble_n colour_n chap._n lxxiv_o the_o way_n of_o make_v a_o peach-colour_n in_o glass_n to_o make_v this_o colour_n which_o be_v a_o very_a agreeable_a one_o take_v glass_n prepare_v and_o tinge_v of_o a_o milk_n white_a whereof_o we_o have_v speak_v in_o the_o precedent_a chapter_n and_o when_o it_o be_v in_o good_a fusion_n put_v in_o some_o manganese_n of_o piedmont_n prepare_v as_o in_o chap._n 18_o and_o that_o little_a by_o little_a stir_v the_o matter_n well_o at_o each_o time_n till_o the_o colour_n become_v as_o fine_a and_o perfect_a as_o you_o desire_v it_o but_o you_o must_v work_v the_o glass_n in_o time_n otherwise_o the_o colour_n will_v be_v lose_v and_o you_o will_v have_v a_o very_a fair_a peach_n colour_n chap._n lxxv_o the_o way_n of_o ting_a glass_n of_o a_o deep_a red._n opaque_fw-la colour_n have_v a_o body_n but_o the_o transparent_a one_o none_o wherefore_o this_o deep_a red_a must_v be_v mix_v with_o matter_n that_o give_v it_o one_o as_o we_o will_v show_v you_o must_v take_v twenty_o pound_n of_o crystal_n fritt_n one_o pound_n of_o piece_n of_o white_a glass_n and_o two_o pound_n of_o calcine_v tin_n mix_v the_o whole_a well_o together_o and_o put_v it_o in_o a_o pot_n in_o a_o furnace_n that_o it_o may_v purify_v that_o be_v well_o melt_v cast_v in_o a_o ounce_n of_o calcine_v steel_n well_o pound_v and_o a_o ounce_n of_o skales_n of_o iron_n from_o the_o anvil_n well_o pulverise_v and_o mix_v together_o stir_v well_o the_o glass_n with_o a_o iron_n stirrer_n when_o you_o be_v put_v in_o the_o powder_n to_o hinder_v it_o from_o rise_v too_o much_o you_o must_v take_v care_v not_o to_o put_v in_o too_o much_o of_o the_o powder_n for_o that_o will_v make_v the_o glass_n black_a whereas_o it_o ought_v to_o be_v clear_a shine_a and_o of_o a_o obscure_a yellow_a colour_n then_o take_v about_o six_o drachm_n of_o calcine_v copper_n prepare_v as_o in_o chap._n 32_o cast_v it_o upon_o the_o melt_a glass_n often_o mix_v it_o to_o three_o or_o four_o time_n and_o the_o glass_n will_v be_v as_o red_a as_o blood_n if_o the_o workman_n like_o the_o colour_n he_o must_v present_o work_v it_o for_o fear_v it_o shall_v become_v black_a and_o the_o colour_n be_v lose_v wherein_o you_o must_v take_v great_a care_n if_o notwithstanding_o this_o the_o colour_n come_v to_o be_v lose_v you_o must_v add_v more_o scale_n of_o iron_n in_o powder_n and_o it_o will_v return_v this_o work_n seem_v somewhat_o wearisome_a but_o you_o must_v not_o think_v of_o that_o but_o prepare_v and_o finish_v the_o business_n careful_o otherwise_o you_o will_v not_o succeed_v chap._n lxxvi_o the_o way_n of_o
then_o cast_v the_o melt_a matter_n into_o water_n and_o careful_o take_v the_o remain_a lead_n from_o it_o then_o put_v the_o matter_n after_o it_o be_v dry_v into_o the_o same_o pot_n again_o and_o seven_o or_o eight_o hour_n after_o it_o will_v be_v again_o melt_v reiterate_v this_o process_n of_o cast_v the_o melt_a matter_n into_o the_o water_n and_o separate_v the_o lead_n that_o stick_v to_o the_o pot_n as_o before_o then_o this_o glass_n will_v be_v cleanse_v and_o purify_v from_o all_o the_o foulness_n and_o unctuosity_n the_o calx_fw-la and_o powder_n will_v leave_v in_o it_o and_o be_v very_o resplendent_a you_o must_v put_v it_o again_o in_o the_o pot_n where_o it_o will_v melt_v and_o purify_v in_o a_o little_a time_n when_o it_o be_v melt_v put_v to_o it_o six_o ounce_n of_o scale_n of_o copper_n thrice_o calcine_v in_o powder_n as_o in_o chap._n 34_o with_o twenty_o four_o grain_n of_o crocus_n martis_n make_v with_o vinegar_n as_o in_o chap._n 25_o also_o in_o powder_n and_o mix_v they_o together_o this_o powder_n must_v be_v cast_v in_o at_o six_o time_n always_o mix_v well_o the_o glass_n and_o take_v at_o each_o time_n the_o interval_n of_o say_v the_o creed_n let_v it_o rest_v one_o hour_n and_o then_o stir_v it_o again_o and_o see_v if_o the_o colour_n please_v you_o if_o it_o be_v as_o you_o will_v have_v it_o let_v it_o stand_v eight_o hour_n that_o the_o whole_a may_v well_o incorporate_v then_o stir_v it_o well_o and_o let_v it_o rest_v a_o little_a that_o the_o faeces_fw-la may_v precipitate_v to_o the_o bottom_n of_o the_o pot_n than_o it_o may_v be_v wrought_v and_o the_o colour_n can_v scarce_o be_v distinguish_v from_o true_a emerald_n chap._n lxxxv_o another_o way_n of_o make_v glass_n of_o lead_n of_o a_o fair_a emerald_n than_o the_o former_a for_o this_o colour_n which_o will_v be_v far_o fair_a than_o the_o precedent_n you_o must_v change_v one_o ingredient_n of_o the_o other_o chapter_n and_o instead_o of_o scale_n of_o copper_n thrice_o calcine_v put_v the_o same_o do_v of_o caput_n mortuum_n of_o vitriolum_fw-la veneris_fw-la prepare_v as_o at_o the_o end_n of_o the_o seven_o book_n then_o proceed_v exact_o as_o in_o the_o former_a chapter_n and_o you_o will_v have_v a_o very_a exquisite_a green_n chap._n lxxxvi_o to_o make_v a_o glass_n of_o lead_n of_o the_o colour_n of_o topaz_n topaz_n be_v a_o light_a colour_n than_o emerald_n and_o cast_v ray_n the_o colour_n of_o gold_n wherefore_o the_o colour_n can_v be_v well_o imitate_v except_o this_o way_n take_v fifteen_o pound_n of_o crystal_n fritt_n in_o powder_n and_o ten_o pound_n of_o calx_fw-la of_o lead_n also_o in_o powder_n mix_v they_o well_o and_o searce_v they_o very_o fine_a than_o put_v they_o in_o a_o pot_n heat_v at_o the_o furnace_n where_o leave_v it_o eight_o hour_n that_o it_o may_v be_v melt_v then_o cast_v the_o matter_n into_o water_n and_o take_v out_o of_o the_o pot_n all_o the_o lead_n if_o there_o be_v any_o that_o remain_v put_v the_o matter_n again_o into_o the_o pot_n to_o be_v melt_v and_o cast_v it_o by_o interval_n into_o the_o water_n add_v to_o that_o matter_n half_a its_o weight_n of_o glass_n tinge_v of_o a_o golden_a colour_n as_o in_o chap._n 62._o incorporate_v and_o purify_v well_o the_o whole_a together_o and_o you_o will_v have_v a_o glass_n of_o the_o true_a colour_n of_o oriental_a topaz_n fit_a to_o be_v wrought_v chap._n lxxxvii_o to_o make_v a_o sky_n or_o sea-green_a in_o glass_n of_o lead_n we_o have_v show_v several_a way_n in_o the_o first_o book_n to_o thing_fw-mi glass_n of_o a_o sky-colour_n or_o sea-green_a which_o will_v be_v needless_a to_o repeat_v here_o that_o we_o now_o show_v which_o be_v make_v in_o glass_n of_o lead_n have_v no_o less_o beauty_n take_v sixteen_o pound_n of_o crystal_n fritt_n ten_o pound_n of_o calx_fw-la of_o lead_n mix_v they_o together_o and_o put_v they_o gentle_o into_o a_o pot_n heat_v in_o the_o furnace_n where_o they_o will_v be_v in_o good_a fusion_n in_o twelve_o hour_n time_n then_o cast_v that_o matter_n into_o water_n as_o i_o have_v show_v before_o and_o take_v the_o remain_a lead_n out_o of_o the_o pot_n and_o put_v your_o matter_n in_o again_o to_o melt_v eight_o hour_n after_o cast_v it_o again_o into_o water_n take_v the_o remain_a lead_n out_o of_o the_o pot_n than_o it_o will_v be_v well_o purify_v put_v it_o in_o again_o to_o melt_v in_o the_o same_o pot_n and_o when_o it_o be_v in_o good_a fusion_n cast_v in_o at_o four_o different_a time_n four_o ounce_n of_o small_a copper_n leave_v prepare_v as_o in_o chap._n 30_o with_o a_o quarter_n of_o a_o ounce_n of_o zaffer_n prepare_v as_o in_o chap._n 17._o after_o have_v mix_v these_o powder_n well_o together_o and_o the_o matter_n at_o each_o cast_n of_o it_o in_o two_o hour_n after_o stir_v the_o matter_n well_o in_o the_o pot_n with_o a_o iron_n rod_n and_o make_v a_o essay_n to_o see_v if_o the_o colour_n be_v full_a enough_o then_o let_v it_o stand_v ten_o 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calx_fw-la of_o lead_n also_o in_o powder_n and_o well_o sear_v then_o add_v six_o ounce_n of_o copper_n scales_n thrice_o calcine_v as_o in_o chap._n 34_o and_o forty_o eight_o grain_n of_o crocus_n martis_n make_v with_o vinegar_n as_o in_o chap._n 25_o the_o whole_a mix_v well_o together_o put_v it_o in_o a_o pot_n heat_v in_o the_o furnace_n twelve_o hour_n after_o cast_v the_o glass_n in_o water_n and_o take_v the_o remain_a lead_n out_o of_o the_o pot_n and_o then_o put_v the_o matter_n again_o into_o the_o same_o pot_n to_o be_v well_o purify_v during_o twelve_o other_o hour_n after_o that_o stir_v it_o well_o and_o see_v if_o the_o colour_n please_v you_o if_o it_o chance_v to_o be_v greenish_a add_v
figure_n be_v draw_v or_o impress_v thereon_o and_o this_o may_v be_v so_o far_o improve_v and_o heighten_v as_o to_o admit_v of_o performance_n rather_o to_o be_v think_v the_o essay_n of_o a_o divine_a than_o human_a artist_n witness_v that_o notable_a piece_n of_o chariot_n draw_v by_o two_o ox_n of_o which_o cardan_n take_v notice_n in_o the_o fifty_o second_o chapter_n of_o his_o ten_o book_n which_o be_v so_o complete_o do_v in_o little_a that_o the_o whole_a may_v be_v cover_v with_o the_o wing_n of_o a_o fly_n the_o ship_n rig_v and_o man_n arm_v which_o howel_n say_v he_o see_v those_o little_a statue_n of_o man_n with_o several_a other_o curiosity_n of_o figure_n vormicus_fw-la also_o assure_v of_o not_o to_o omit_v the_o church_n of_o st._n mark_v at_o venice_n where_o the_o mosaick-work_a be_v plentiful_o interlace_v with_o history_n of_o all_o sort_n distinguishable_a by_o the_o variety_n of_o colour_n and_o gilding_n and_o all_o consist_v of_o several_a different_a 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and_o forty_o eight_o grain_n of_o magnese_n of_o piedmont_n prepare_v as_o in_o chap._n xviii_o put_v they_o will_v together_o into_o one_o of_o your_o furnace-pot_n to_o melt_v and_o purify_v over_o a_o very_a swift_a fire_n which_o will_v be_v do_v in_o a_o little_a time_n the_o matter_n be_v thus_o melt_v take_v it_o out_o of_o the_o pot_n and_o throw_v it_o into_o very_o fair_a water_n and_o be_v afterward_o dry_v put_v it_o again_o into_o the_o pot_n to_o melt_v do_v thus_o with_o it_o thrice_o change_v the_o water_n when_o you_o have_v thus_o purify_v it_o if_o you_o find_v it_o just_o white_a it_o be_v good_a but_o if_o it_o be_v greenish_a add_v a_o little_a more_o magnese_n and_o it_o will_v become_v white_a as_o milk_n and_o fit_a enamel_n for_o gold_n or_o other_o metal_n take_v it_o off_o the_o fire_n and_o make_v it_o up_o into_o cake_n and_o keep_v they_o for_o use_v chap._n cl._n a_o turcoise-blue_a enamel_n this_o colour_n of_o the_o turcois_n or_o turkey-stone_n be_v 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very_o well_o each_o time_n with_o your_o iron_n hook_n that_o the_o powder_n may_v incorporate_v and_o for_o reason_n by_o we_o give_v elsewhere_o before_o thus_o when_o your_o matter_n be_v full_o and_o well_o tinge_v take_v the_o approbation_n of_o a_o goldsmith_n on_o some_o of_o it_o as_o to_o the_o colour_n that_o you_o may_v have_v the_o more_o assurance_n before_o you_o proceed_v to_o empty_v your_o pot._n your_o own_o experience_n must_v show_v you_o how_o to_o proportion_v the_o ingredient_n for_o ting_a the_o matter_n more_o or_o less_o if_o you_o perceive_v that_o the_o tinging-powder_n be_v too_o predominant_a add_v the_o more_o principal_a prepare_a powder_n if_o it_o be_v too_o faint_a add_v the_o great_a quantity_n of_o the_o tinging-powder_n and_o thus_o do_v to_o improve_v or_o lessen_v the_o colour_n until_o it_o be_v complete_a or_o to_o satisfaction_n chap._n cli_n to_o make_v a_o very_a fine_a blue_a enamel_n few_o person_n but_o be_v much_o take_v with_o this_o colour_n as_o be_v the_o most_o sightly_o agreeable_a of_o all_o other_o both_o from_o the_o esteem_n of_o its_o natural_a beauty_n which_o make_v it_o eminent_a above_o the_o rest_n of_o colour_n as_o it_o have_v resemblance_n to_o that_o of_o the_o heavenly_a arch_n and_o be_v take_v for_o the_o symbol_n of_o generosity_n you_o may_v make_v enamel_n of_o this_o colour_n with_o four_o pound_n of_o our_o principal_a prepare_a powder_n in_o chapter_n cxlviii_o two_o ounce_n of_o prepare_a zaffer_n forty_o eight_o grain_n of_o copper_n thrice_o calcine_v mention_v in_o the_o precedent_a chapter_n these_o reduce_v to_o a_o mix_a impalpable_a powder_n must_v be_v put_v into_o a_o white_a glaze_v pot_n when_o the_o metal_n be_v well_o melt_v cast_v it_o into_o water_n and_o when_o it_o be_v dry_a return_n it_o to_o the_o pot_n after_o that_o let_v it_o stand_v upon_o the_o fire_n until_o it_o be_v well_o digest_v and_o incorporate_a then_o take_v it_o off_o and_o you_o have_v a_o very_a fine_a enamel_n for_o goldsmith_n which_o make_v into_o cake_n and_o keep_v for_o use_v as_o before_o chap._n clii_o another_o blue_a enamel_n this_o enamel_n be_v altogether_o as_o gay_a as_o the_o former_a only_o the_o colour_n be_v not_o the_o same_o for_o which_o reason_n we_o prescribe_v it_o here_o which_o else_o will_v be_v unnecessary_a to_o make_v it_o take_v principle_n powder_n of_o chap._n 148._o four_o pound_n plate_n of_o copper_n calcine_v as_o in_o chap._n 30._o two_o ounce_n prepare_v zaffer_n as_o in_o chap._n 17._o forty_o eight_o grain_n mix_v and_o reduce_v they_o to_o a_o impalpable_a powder_n put_v this_o into_o your_o white_a glaze_v pot_n and_o have_v melt_v the_o metal_n until_o they_o incorporate_v cast_v it_o into_o water_n whence_o be_v dry_a return_v it_o to_o your_o pot_n and_o let_v it_o remain_v therein_o until_o it_o purify_v when_o the_o colour_n be_v well_o mix_v and_o even_o so_o as_o to_o satisfy_v you_o take_v it_o off_o and_o cake_n it_o as_o usual_a chap._n cliii_o to_o make_v a_o pretty_a green_a enamel_n the_o gaiety_n of_o the_o spring_n be_v conceive_v by_o this_o colour_n render_v it_o exceed_o pleasant_a to_o the_o eye_n it_o be_v a_o idea_n of_o nature_n revive_v a_o triumph_n over_o its_o death_n and_o the_o symbol_n of_o its_o victory_n it_o may_v be_v very_o perfect_o imitate_v if_o you_o put_v four_o pound_n of_o the_o principal_a powder_n in_o your_o white_a glaze_v pot_n and_o let_v it_o melt_v and_o purify_v ten_o or_o twelve_o hour_n in_o the_o furnace_n afterward_o cast_v it_o into_o water_n dry_v it_o and_o put_v it_o again_o into_o the_o pot_n and_o let_v it_o be_v full_o refine_v then_o take_v scale_n of_o copper_n thrice_o calcine_v as_o in_o chap._n 34._o two_o ounce_n scale_n of_o iron_n at_o the_o smith_n forge_n on_o the_o anvil-block_n forty_o eight_o grain_n mix_v and_o reduce_v they_o to_o a_o impalpable_a powder_n and_o throw_v it_o at_o three_o several_a time_n and_o portion_n into_o your_o pot_n of_o principal_a matter_n stir_v the_o metal_n very_o well_o that_o it_o may_v be_v equal_o tinge_v by_o the_o mixture_n of_o the_o colour_n if_o it_o be_v to_o your_o fancy_n and_o of_o a_o pleasant_a colour_n let_v it_o stand_v a_o while_n in_o the_o fire_n until_o it_o be_v thorough_o incorporate_v thus_o take_v it_o off_o and_o you_o will_v have_v a_o delicate_a green_a enamel_n very_o proper_a for_o all_o sort_n of_o goldsmith_n work_n chap._n cliu_o another_o green_a enamel_n the_o colour_n of_o this_o follow_v be_v something_o different_a from_o the_o former_a but_o no_o less_o excellent_a take_v six_o pound_n of_o principal_a powder_n two_o ounce_n of_o feretto_n of_o spain_n prepare_v as_o in_o chap._n 23._o forty_o eight_o grain_n of_o crocus_n martis_n prepare_v with_o vinegar_n according_a to_o direction_n in_o chap._n 25._o make_v these_o into_o a_o impalpable_a powder_n and_o mix_v they_o well_o and_o put_v they_o into_o your_o white_a glaze_v pot_n let_v it_o remain_v in_o the_o furnace_n to_o melt_v and_o refine_v the_o matter_n cast_v it_o after_o this_o into_o water_n and_o again_o into_o your_o pot_n have_v dry_v it_o before_o until_o it_o refine_v very_o well_o when_o it_o be_v melt_v observe_v whether_o the_o colour_n be_v satisfactory_a and_o let_v it_o stand_v some_o hour_n long_a to_o refine_v and_o when_o it_o be_v take_v off_o you_o will_v have_v a_o very_a fine_a green_a enamel_n for_o goldsmith_n if_o the_o colour_n be_v too_o faint_a add_v more_o ting_a powder_n proportionable_o enough_o to_o perfect_v it_o chap._n clv_o another_o green_a enamel_n there_o be_v another_o way_n to_o make_v green_a enamel_n after_o this_o manner_n put_v into_o a_o white_a glaze_v earthen_a pot_n four_o pound_n of_o principal_a powder_n and_o let_v it_o refine_v in_o the_o furnace_n a_o little_a while_n cast_v the_o metal_n afterward_o into_o water_n and_o be_v dry_v again_o into_o the_o pot_n then_o add_v at_o three_o equal_a portion_n this_o powder_n compound_v of_o scale_n of_o copper_n thrice_o calcine_v two_o ounce_n crocus_n martis_n prepare_v with_o vinegar_n forty_o eight_o grain_n these_o well_o mix_v and_o powder_v together_o stir_v the_o metal_n with_o the_o iron_n hook_n to_o incorporate_v it_o let_v it_o remain_v until_o it_o be_v well_o refine_v on_o the_o fire_n and_o when_o it_o be_v well_o and_o perfect_o colour_v to_o satisfaction_n take_v it_o off_o and_o keep_v it_o for_o use_n chap._n clvi_o the_o way_n to_o make_v black_a enamel_n though_o this_o colour_n be_v mournful_a and_o represent_v the_o image_n of_o death_n and_o darkness_n yet_o it_o be_v the_o symbol_n of_o constancy_n prudence_n and_o resolution_n the_o life_n of_o silence_n and_o secrecy_n and_o in_o short_a of_o all_o thing_n which_o be_v last_v it_o be_v most_o necessary_a in_o this_o art_n and_o can_v least_o of_o all_o be_v spare_v because_o it_o have_v a_o peculiar_a beauty_n which_o set_v it_o off_o among_o the_o more_o splendid_a and_o sparkle_a piece_n you_o may_v make_v a_o very_a fair_a velvet-colour_n with_o 4_o pound_n of_o the_o principal_a powder_n in_o chap._n 148._o two_o ounce_n of_o prepare_a zaffer_n and_o two_o ounce_n of_o manganese_n of_o piedmont_n prepare_v as_o direct_v before_o mix_v and_o pulverize_v they_o altogether_o very_o well_o and_o put_v they_o into_o a_o glaze_v earthen_a pot_n in_o the_o furnace_n for_o some_o hour_n the_o pot_n must_v be_v more_o than_o ordinary_a large_a because_o the_o metal_n will_v rise_v very_o much_o when_o it_o be_v purify_v cast_v it_o into_o water_n and_o dry_v it_o and_o return_v it_o into_o the_o pot_n to_o be_v refine_v over_o again_o which_o will_v be_v in_o a_o little_a time_n then_o see_v whether_o the_o colour_n be_v to_o your_o fancy_n and_o according_o as_o you_o find_v it_o put_v in_o more_o or_o less_o of_o the_o former_a ingredient_n and_o have_v thus_o perfect_v it_o take_v it_o off_o and_o cake_n it_o this_o enamel_n will_v be_v a_o good_a velvet-black_a for_o goldsmith_n chap._n clvii_o another_o black_a enamel_n this_o second_o sort_n be_v distinct_a from_o the_o other_o by_o the_o difference_n of_o the_o quantity_n and_o the_o ting_a ingredient_n take_v six_o pound_n of_o principal_a powder_n two_o ounce_n of_o zaffer_n prepare_v according_a to_o chap._n 17._o two_o ounce_n of_o crocus_n martis_n prepare_v with_o vinegar_n as_o in_o chap._n 25._o two_o ounce_n of_o feretto_n of_o spain_n assign_v in_o chap._n 23._o pound_n and_o mix_v they_o very_o well_o together_o make_v a_o impalpable_a powder_n and_o put_v it_o into_o your_o glaze_v pot_n in_o the_o furnace_n to_o melt_v and_o purify_v when_o â—t_a be_v well_o digest_v cast_v it_o into_o water_n dry_v it_o and_o put_v â—t_a again_o into_o the_o pot_n where_o let_v it_o remain_v a_o while_n to_o â—efine_v when_o it_o
be_v for_o your_o purpose_n take_v it_o off_o and_o cake_n â—t_a as_o usual_a and_o you_o will_v have_v a_o very_a good_a and_o most_o convenient_a enamel_n for_o the_o goldsmith_n to_o set_v in_o colour_n â—nd_v enamel_n with_o chap._n clviii_o another_o black_a enamel_n here_o be_v a_o three_o way_n of_o make_v the_o velvet-black_a enamel_n much_o fair_a and_o of_o a_o fine_a gloss_n surpass_v the_o former_a to_o make_v which_o you_o must_v take_v four_o pound_n of_o principal_a powder_n four_o ounce_n of_o red_a tartar_n two_o ounce_n of_o manganese_n of_o piedmont_n prepare_v reduce_v these_o to_o very_o fine_a powder_n and_o put_v they_o into_o a_o glaze_v pot_n big_a than_o ordinary_a because_o the_o metal_n will_v rise_v let_v it_o melt_v and_o digest_v in_o the_o furnace_n and_o cast_v it_o into_o water_n and_o after_o it_o be_v dry_a again_o into_o the_o pot_n there_o to_o remain_v until_o it_o melt_v and_o refine_v anew_o when_o you_o find_v the_o colour_n sufficient_a for_o your_o use_n make_v it_o up_o into_o cake_n and_o keep_v it_o for_o the_o goldsmith_n chap._n clix_o to_o make_v purple-coloured_n enamel_n purple_n be_v a_o colour_n high_o in_o request_n with_o all_o grave_a philosopher_n as_o if_o it_o do_v express_v the_o end_n of_o their_o expectation_n the_o fullness_n of_o their_o delight_n and_o desire_n it_o be_v so_o mighty_o esteem_v by_o the_o ancient_n that_o among_o the_o roman_n the_o emperor_n the_o prince_n the_o renown_a chief_n and_o other_o magistrate_n of_o that_o puissant_a empire_n only_o make_v use_n thereof_o and_o the_o lacedaemonian_n who_o look_v upon_o themselves_o to_o be_v the_o most_o ancient_a people_n on_o earth_n clothe_v themselves_o with_o it_o that_o they_o may_v be_v the_o more_o eminent_o distinguish_v so_o great_a a_o affection_n they_o bear_v to_o this_o noble_a colour_n the_o emperor_n of_o greece_n have_v so_o much_o value_n and_o regard_n for_o purple_a that_o they_o seek_v out_o the_o choice_a and_o most_o exquisite_a to_o have_v the_o young_a prince_n of_o the_o blood_n bear_v in_o intimate_v by_o this_o a_o glorious_a omen_n of_o their_o generosity_n the_o colour_n true_o imply_v a_o perfect_a symbol_n of_o heroic_a virtue_n and_o by_o which_o their_o illustrious_a parentage_n and_o royal_a descent_n from_o king_n and_o prince_n be_v most_o eminent_o show_v the_o art_n of_o die_v in_o this_o rich_a and_o noble_a colour_n be_v former_o so_o very_o considerable_a among_o the_o ancient_n that_o such_o as_o practise_v it_o in_o the_o city_n of_o tyre_n be_v exâ—mpâ—â—_n as_o well_o as_o the_o nobility_n or_o member_n of_o the_o government_n from_o all_o manner_n of_o tax_n and_o contribâ—â—ions_n which_o privilege_n and_o advantage_n have_v a_o very_a near_o resemblance_n to_o those_o which_o our_o art_n of_o glass_n have_v receive_v and_o this_o costly_a colour_n be_v equal_o estimable_a in_o both_o and_o beside_o the_o employment_n of_o this_o latter_a admit_v only_o of_o gentleman_n by_o who_o alone_o â—uch_v privilege_n be_v enjoy_v without_o derogation_n from_o their_o nobility_n as_o we_o have_v show_v in_o chap._n 3._o the_o grand_a prerogative_n of_o these_o two_o gentile_a art_n be_v argument_n which_o may_v serve_v easy_o to_o convince_v we_o that_o they_o have_v nothing_o in_o the_o practice_n of_o they_o either_o mean_a or_o vulgar_a but_o have_v in_o they_o always_o something_o of_o elevation_n and_o sublimity_n beyond_o all_o other_o occupation_n and_o it_o be_v observable_a that_o such_o as_o wrought_v in_o the_o first_o enjoy_v the_o privilege_n of_o nobility_n and_o that_o such_o of_o the_o nobility_n as_o exercise_n themselves_o in_o the_o latter_a may_v do_v it_o without_o prejudice_n to_o their_o birth_n now_o to_o make_v enamel_n of_o a_o purple-colour_n you_o must_v take_v four_o pound_n of_o principal_a powder_n as_o prepare_v in_o chap._n 148._o add_v to_o this_o two_o ounce_n of_o manganese_n of_o piedmont_n prepare_v as_o we_o shall_v direct_v in_o chap._n 164._o put_v these_o into_o a_o white_a glaze_v earthen_a pot_n allow_v it_o large_a enough_o to_o bear_v with_o the_o ebullition_n and_o raise_n of_o the_o metal_n when_o it_o be_v thorough_o melt_v cast_v it_o into_o water_n dry_v it_o and_o put_v it_o again_o into_o the_o pot_n to_o refine_v then_o consider_v whether_o it_o be_v well_o enough_o colour_v and_o according_o make_v it_o up_o into_o cake_n and_o keep_v it_o for_o use_v as_o before_o chap._n clx_o another_o purple_a enamel_n we_o will_v give_v you_o another_o way_n to_o make_v enamel_n of_o this_o colour_n no_o less_o delicate_a than_o the_o former_a for_o all_o manner_n of_o goldsmith_n work_n take_v six_o pound_n of_o our_o principal_a powder_n three_o ounce_n of_o manganese_n of_o piedmont_n prepare_v six_o ounce_n of_o thrice_o calcine_v scale_n of_o copper_n as_o we_o have_v before_o prescribe_v reduce_v all_o these_o to_o a_o impalpable_a powder_n and_o let_v they_o dissolve_v and_o refine_v in_o the_o white_a glaze_v pot_n in_o your_o furnace_n afterward_o cast_v the_o metal_n into_o water_n dry_v it_o well_o and_o return_v it_o into_o the_o pot_n to_o refine_v over_o again_o examine_v the_o colour_n if_o it_o be_v right_a take_v it_o off_o and_o cake_n it_o up_o for_o use_v as_o before_o chap._n clxi_o to_o make_v enamel_n of_o violet-colour_n this_o colour_n as_o it_o be_v the_o near_a to_o it_o succeed_v the_o purple_a and_o be_v a_o mixture_n of_o red_a and_o blue_n it_o be_v wear_v by_o the_o father_n of_o the_o church_n militant_a for_o their_o proper_a livery_n as_o be_v altogether_o heavenly_a and_o by_o which_o the_o character_n which_o they_o bear_v be_v best_a signify_v to_o make_v it_o take_v six_o pound_n of_o principal_a powder_n as_o in_o chap._n 148._o two_o ounce_n of_o manganese_n of_o piedmont_n prepare_v and_o forty_o eight_o grain_n of_o thrice_o calcine_v scale_n of_o copper_n make_v they_o all_o into_o a_o very_a fine_a powder_n and_o be_v well_o mix_v put_v they_o together_o into_o your_o white_a glaze_v earthen_a pot_n in_o the_o furnace_n let_v it_o melt_v and_o digest_v than_o cast_v it_o into_o water_n and_o dry_v it_o put_v it_o again_o into_o the_o pot_n and_o let_v it_o refine_v very_o well_o try_v its_o colour_n and_o if_o it_o be_v agreeable_a take_v it_o and_o cake_n it_o and_o you_o will_v have_v a_o very_a fine_a violet-coloured_a enamel_n proper_a for_o all_o manner_n of_o goldsmith_n work_v of_o that_o sort_n chap._n clxii_o the_o way_n to_o make_v yellow_a enamel_n yellow_n be_v the_o colour_n of_o gold_n and_o may_v therefore_o deserve_v all_o its_o commendation_n which_o be_v so_o extraordinary_a great_a that_o they_o require_v a_o whole_a volume_n to_o contain_v they_o but_o we_o will_v only_o satisfy_v ourselves_o to_o intimate_v that_o it_o bear_v the_o likeness_n of_o the_o first_o and_o more_o perfect_a body_n which_o roll_v under_o the_o heavenly_a arch_n and_o can_v there_o be_v any_o other_o so_o great_a comparison_n it_o be_v likewise_o the_o symbol_n of_o true_a nobility_n and_o of_o all_o excellent_a cause_n you_o may_v make_v this_o rich_a colour_n with_o six_o pound_n of_o principal_a powder_n three_o ounce_n of_o tartar_n seventy_o two_o grain_n of_o prepare_a manganese_n the_o whole_a reduce_v to_o a_o impalpable_a powder_n well_o mix_v and_o put_v into_o a_o glaze_v earthen_a pot_n large_a enough_o to_o dispense_v with_o the_o ebullition_n and_o raise_v up_o of_o the_o metal_n let_v it_o stand_v in_o your_o glass-house_n furnace_n to_o melt_v and_o incorporate_v after_o cast_v it_o into_o water_n dry_v it_o and_o leave_v it_o in_o the_o pot_n again_o to_o refine_v very_o well_o then_o try_v the_o colour_n and_o if_o it_o be_v sufficient_a make_v it_o up_o into_o cake_n as_o before_o direct_v and_o you_o will_v have_v a_o very_a take_v yellow_a enamel_n for_o all_o sort_n of_o metal_n but_o gold_n which_o by_o its_o resemblance_n it_o will_v only_o dull_v and_o spoil_v the_o beauty_n unless_o it_o be_v place_v among_o other_o colour_n as_o the_o goldsmith_n already_o be_v very_o well_o acquaint_v withal_o chap._n clxiii_o the_o way_n to_o make_v a_o crystal-ground_n for_o our_o red_a enamel_n the_o red_a require_v a_o crystal_n more_o last_a than_o any_o of_o the_o former_a therefore_o we_o will_v give_v you_o a_o composition_n here_o sufficient_a for_o that_o purpose_n take_v twenty_o four_o pound_n of_o salt_n of_o polverine_n rochetta_n or_o soda_fw-it prepared_z as_o direct_v in_o chap._n 5._o and_o six_o pound_n of_o frit_n as_o in_o chap._n 6._o these_o mix_v and_o fine_o powder_v must_v be_v steep_v in_o water_n to_o bring_v the_o mass_n into_o a_o body_n like_o paste_n and_o then_o make_v it_o up_o into_o small_a thin_a cake_n lay_v they_o on_o tile_n in_o a_o limekiln_a or_o potters-furnace_n for_o six_o hour_n to_o calcine_v or_o near_o the_o glass
this_o first_o step_n towards_o extract_v it_o as_o such_o whereby_o the_o curious_a may_v succeed_v with_o small_a trouble_n chap._n clxviii_o the_o way_n to_o make_v enamel_n of_o a_o blood-colour_n red._n since_o we_o have_v give_v a_o small_a elegy_n to_o every_o other_o colour_n it_o be_v unjust_a for_o we_o not_o to_o continue_v the_o like_a on_o this_o which_o be_v a_o true_a symbol_n of_o blood_n by_o which_o the_o glory_n of_o the_o martyr_n who_o with_o so_o much_o generosity_n and_o courage_n shed_v they_o for_o the_o faith_n of_o christ_n may_v be_v represent_v as_o well_o as_o of_o those_o many_o brave_a and_o heroic_a person_n who_o have_v interpose_v for_o the_o preservation_n and_o support_v of_o church_n and_o state_n it_o be_v therefore_o a_o illustrious_a badge_n of_o eminent_a courage_n thus_o alexander_n hannibal_n scipio_n and_o very_o many_o other_o great_a and_o noble_a prince_n choose_v this_o colour_n for_o their_o livery_n and_o for_o their_o shield_n to_o stain_v enamel_n of_o this_o colour_n take_v ten_o pound_n of_o common_a frit_n mention_v in_o chap._n 12._o add_v thereto_o six_o pound_n of_o glass_n of_o saturn_n prepare_v as_o in_o chap._n 82._o the_o whole_a make_v into_o a_o very_a fine_a powder_n must_v be_v put_v into_o a_o glaze_v earthen_a pot_n at_o the_o glass-house_n furnace_n to_o melt_v boil_v and_o refine_v after_o this_o cast_v thereon_o powder_n of_o thrice_o calcine_v copper_n as_o in_o chap._n 34._o at_o discretion_n stir_v it_o all_o about_o that_o they_o may_v incorporate_v together_o with_o powder_n of_o red_a tartar_n until_o the_o mass_n become_v red_a as_o blood_n observe_v whether_o the_o colour_n be_v too_o pale_a and_o if_o so_o continue_v to_o put_v in_o more_o of_o these_o powder_n of_o copper_n and_o tartar_n until_o it_o be_v perfect_o stain_v and_o thus_o you_o will_v have_v a_o delicate_a deep_a sanguine_a enamel_n fit_a for_o all_o manner_n of_o work_n you_o can_v desire_v to_o apply_v it_o chap._n clxix_o another_o blood-colour_n enamel_n this_o enamel_n will_v be_v very_o beautiful_a and_o may_v serve_v instead_o of_o the_o rose-colour_n enamel_n hereafter_o prescribe_v to_o make_v it_o put_v ten_o pound_n of_o frit_n for_o crystal_n chap._n 6._o and_o six_o pound_n of_o glass_n of_o saturn_n before_o mention_v into_o one_o of_o the_o glass-house_n furnace_n pot_n let_v it_o melt_v and_o purge_v well_o after_o this_o cast_v it_o into_o water_n dry_v it_o and_o return_v it_o into_o the_o pot_n when_o it_o be_v well_o melt_v again_o throw_v in_o at_o several_a time_n five_o or_o six_o ounce_n of_o powder_n of_o thrice_o calcine_v copper_n stir_v the_o whole_a with_o the_o iron_n crook_n to_o mix_v and_o incorporate_v they_o well_o together_o and_o also_o a_o like_a quantity_n of_o powder_n of_o red_a tartar_n still_o stir_v it_o this_o be_v well_o boil_v and_o refine_a observe_v whether_o the_o colour_n be_v perfect_a if_o not_o add_v equal_a part_n of_o the_o powder_n of_o copper_n and_o tartar_n according_a to_o your_o judgement_n as_o much_o as_o you_o find_v necessary_a to_o bring_v it_o to_o a_o perfection_n let_v it_o remain_v to_o boil_v and_o purify_v try_v it_o again_o and_o again_o until_o you_o find_v it_o complete_o colour_v chap._n clxx_o another_o red_a enamel_n of_o a_o very_a splendid_a ruby-colour_n the_o beauty_n of_o this_o enamel_n be_v very_o surprise_v and_o of_o as_o lively_a a_o lustre_n as_o the_o ruby_n itself_o which_o it_o communicate_v to_o all_o the_o work_n wherein_o it_o be_v use_v for_o this_o fine_a effect_n we_o must_v have_v recourse_n to_o the_o fusible_a manganese_n in_o chap._n 164._o add_v twenty_o ounce_n thereof_o to_o each_o pound_n of_o crystal_n ground_n mention_v chap._n 163._o let_v the_o whole_a be_v well_o purify_v then_o try_v the_o colour_n and_o according_a as_o you_o find_v it_o add_v the_o great_a or_o lesser_a quantity_n of_o manganese_n or_o crystal_a ground_n respective_o until_o it_o be_v bring_v to_o its_o just_a degree_n of_o perfection_n as_o a_o ruby_n and_o which_o ought_v to_o be_v very_o admirable_a chap._n clxxi_o another_o ballas-ruby-colour_n enamel_n the_o same_o manganese_n must_v be_v have_v to_o make_v this_o fine_a colour_n put_v ten_o pound_n of_o crystal_n ground_n â—n_a chap._n 163._o in_o a_o glaze_v pot_n to_o melt_v and_o purge_v at_o the_o glass-house_n furnace_n throw_v the_o matter_n into_o water_n dry_a and_o melt_v over_o again_o do_v thus_o thrice_o and_o when_o the_o mass_n be_v afterward_o well_o melt_v thing_fw-mi it_o with_o the_o fusible_a manganese_n as_o before_o and_o it_o will_v become_v purple-coloured_a add_v to_o it_o at_o eight_o time_n impalpable_a powder_n of_o alom_n to_o bring_v it_o to_o a_o red._n be_v very_o careful_a that_o the_o alom_n do_v not_o blacken_v it_o but_o rather_o make_v it_o yellowish_a and_o the_o manganese_n dissipate_v it_o will_v become_v red_a and_o so_o make_v the_o colour_n most_o perfect_a and_o just_a of_o a_o fine_a ballas-ruby_n chap._n clxxii_o another_o enamel_n of_o a_o rose-colour_n for_o gold_n nothing_o be_v fair_a and_o of_o great_a gaiety_n than_o this_o for_o all_o work_n where_o it_o may_v be_v use_v and_o therefore_o we_o will_v give_v you_o several_a way_n for_o its_o preparation_n take_v ten_o pound_n of_o crystal_n ground_n in_o chap._n 163_o melt_v it_o at_o the_o glass-house_n furnace_n in_o a_o glaze_v pot_n add_v to_o it_o at_o four_o time_n five_o ounce_n of_o red_a calcine_v copper_n as_o in_o chap._n 33._o stir_v the_o metal_n every_o time_n then_o put_v into_o it_o crocus_n martis_n chap._n 26._o and_o manganese_n as_o before_o prepare_v then_o let_v it_o alone_o to_o cleanse_v for_o six_o hour_n and_o if_o the_o colour_n be_v not_o true_a put_v in_o by_o little_a and_o little_o more_o crocus_n martis_n until_o it_o come_v to_o your_o like_n and_o be_v of_o a_o fine_a rose-colour_n chap._n clxxiii_o another_o very_a fine_a rose-colour_n among_o our_o rose-colour_n enamel_n this_o seem_v the_o fine_a to_o make_v which_o take_v four_o pound_n of_o crystal_n ground_n of_o chap._n 163._o let_v it_o melt_v in_o a_o glaze_v pot_n at_o the_o glass-house_n furnace_n cast_v it_o afterward_o into_o water_n and_o melt_v it_o over_o again_o add_v by_o little_a and_o little_a a_o ounce_n and_o half_a of_o calx_fw-la prepare_v as_o in_o chap._n 148._o stir_v the_o metal_n every_o time_n to_o incorporate_v then_o let_v it_o alone_o for_o a_o little_a while_n until_o you_o perceive_v it_o of_o a_o ash-colour_n when_o it_o come_v to_o that_o forbear_v put_v in_o any_o more_o calx_fw-la lest_o you_o make_v it_o too_o white_a then_o refine_v the_o mass_n and_o after_o add_v to_o it_o minium_n two_o ounce_n purge_v refine_v and_o throw_v it_o out_o into_o water_n and_o put_v it_o into_o the_o pot_n let_v it_o stand_v to_o melt_v and_o purify_v over_o again_o about_o eight_o hour_n then_o put_v in_o a_o ounce_n and_o half_a of_o red_a thrice_o calcine_v copper_n and_o as_o much_o crude_a white_a tartar_n with_o a_o dram_n of_o bloodstone_n and_o the_o like_a quantity_n of_o fix_a sulphur_n in_o chap._n 165._o these_o pulverise_v very_o fine_a and_o mix_v together_o stir_v the_o metal_n and_o incorporate_v they_o very_o well_o together_o afterward_o see_v if_o the_o colour_n answer_v your_o expectation_n if_o it_o be_v too_o deep_a add_v a_o little_a more_o manganese_n to_o weaken_v it_o if_o it_o be_v too_o pale_a improve_v it_o with_o some_o more_o of_o the_o last_o composition_n of_o copper_n tartar_n bloodstone_n and_o sulphur_n until_o it_o be_v to_o purpose_n and_o thus_o you_o have_v a_o enamel_n of_o a_o exceed_a fair_a rose-colour_n chap._n clxxiv_o another_o rose-colour_n enamel_n practice_n have_v already_o experience_v so_o many_o way_n to_o bring_v this_o fine_a enamel_n to_o the_o most_o advance_a improvement_n that_o it_o be_v impossible_a to_o expect_v any_o great_a and_o for_o such_o as_o will_v make_v it_o they_o may_v proceed_v bold_o thus_o set_a six_o pound_n of_o crystal_n ground_n as_o in_o chap._n 163._o in_o a_o glaze_v pot_n at_o the_o glass-house_n furnace_n to_o melt_v and_o cleanse_v then_o cast_v into_o it_o at_o four_o several_a time_n intermit_a four_o ounce_n of_o calx_fw-la as_o prepare_v of_o lead_n and_o tin_n in_o chap._n 148._o stir_v the_o matter_n very_o well_o at_o each_o time_n until_o it_o incorporate_v then_o let_v it_o all_o purge_n for_o a_o while_n and_o cast_v it_o ladle-full_a by_o ladle-full_a into_o water_n and_o again_o put_v all_o into_o the_o pot_n to_o melt_v and_o refine_v anew_o after_o this_o add_v to_o it_o a_o ounce_n and_o half_a of_o red_a copper_n pulverise_v and_o calcine_v as_o in_o chap._n 33._o which_o will_n thing_fw-mi the_o whole_a of_o a_o deep_a colour_n but_o cast_v it_o in_o at_o three_o interval_n and_o stir_v it_o very_o well_o
fine_o and_o you_o will_v have_v a_o blackish_a powder_n reiterate_v this_o calcination_n thrice_o with_o the_o like_a proportion_n of_o sulphur_n as_o before_o and_o the_o three_o time_n let_v it_o remain_v until_o the_o copper_n become_v red_a and_o yellow_a then_o take_v it_o off_o and_o pound_n it_o in_o a_o brass-mortar_n and_o searce_v it_o fine_o pound_v what_o remain_v over_o again_o until_o all_o be_v sear_v and_o you_o will_v have_v a_o very_a well_o colour_v calx_fw-la of_o copper_n most_o effectual_a and_o proper_a for_o extract_v this_o fair_a vitriol_n of_o copper_n whereof_o we_o will_v give_v the_o preparation_n in_o the_o next_o chapter_n chap._n clxxvii_o to_o make_v vitriol_n of_o venus_n without_o corrosive_n those_o who_o make_v vitriol_n of_o venus_n have_v not_o all_o one_o and_o the_o same_o method_n most_o of_o they_o dissolve_v the_o copper_n in_o distil_a vinegar_n spirit_n of_o nitre_n or_o some_o other_o corrosive_n for_o our_o part_n water_n alone_o be_v the_o dissolvent_a or_o rather_o agent_n to_o extract_v the_o tincture_n as_o we_o shall_v show_v take_v glass_n cucurbit_n as_o many_o as_o will_v serve_v your_o turn_n to_o contain_v all_o your_o calx_fw-la of_o copper_n and_o put_v six_o pound_n of_o fair_a run_a water_n to_o a_o pound_n of_o calx_fw-la into_o each_o cucurbite_n place_v they_o on_o a_o moderate_a sand-furnace_n for_o four_o hour_n to_o evaporate_v until_o one_o three_o of_o the_o water_n go_v off_o let_v the_o furnace_n cool_v and_o afterward_o decant_v the_o remainder_n of_o the_o water_n into_o other_o glass_n vessel_n and_o dry_a the_o sediment_n in_o a_o crucible_n on_o the_o furnace_n let_v this_o water_n settle_v for_o two_o day_n and_o then_o you_o will_v find_v in_o the_o bottom_n of_o the_o vessel_n small_a grain_n of_o copper_n of_o a_o blackish_a colour_n you_o must_v filtrate_a or_o strain_v the_o water_n and_o preserve_v all_o the_o grain_n together_o to_o add_v to_o the_o former_a sediment_n have_v first_o well_n dry_v they_o and_o keep_v the_o water_n take_v all_o these_o sediment_n and_o to_o each_o pound_n add_v six_o ounce_n of_o powder_n of_o sulphur_n as_o before_o put_v it_o into_o your_o flat-bottomed_a earthen_a pot_n to_o calcine_v as_o in_o the_o former_a chapter_n take_v care_n to_o stir_v it_o well_o as_o long_o as_o the_o sulphur_n fume_n and_o it_o stand_v over_o the_o fire_n else_o it_o will_v stick_v to_o the_o pot_n and_o not_o calcine_v take_v it_o off_o and_o powder_v it_o immediate_o in_o a_o brass-mortar_n searce_v the_o powder_n and_o you_o will_v find_v it_o black_a mix_v this_o again_o with_o sulphur_n proportionable_o six_o ounce_n to_o a_o pound_n and_o put_v it_o to_o calcine_v anew_o stir_v it_o very_o well_o as_o before_o direct_v let_v it_o stand_v a_o while_n on_o the_o fire_n to_o alter_v the_o matter_n from_o a_o russet_a to_o a_o yellow_a then_o take_v it_o off_o and_o pound_v it_o instant_o in_o a_o brass-mortar_n before_o it_o cool_v and_o then_o searce_v it_o all_o fine_o over_o put_v a_o pound_n of_o this_o powder_n with_o six_o pound_n of_o water_n into_o each_o cucurbit_n and_o these_o cucurbit_n on_o a_o slow_a sand-furnace_n where_o let_v it_o stand_v four_o hour_n to_o the_o consumption_n of_o one_o three_o of_o your_o water_n which_o decant_v into_o other_o vessel_n let_v it_o settle_v two_o day_n then_o filtrate_a these_o water_n and_o pour_v they_o among_o the_o former_a gather_v the_o sediment_n that_o remain_v in_o the_o bottom_n and_o mix_v they_o with_o these_o in_o the_o cucurbit_n dry_v the_o remain_a sediment_n as_o before_o and_o repeat_v the_o calcination_n anew_o with_o the_o same_o proportionable_a quantity_n of_o sulphur_n then_o extract_v the_o tincture_n filtrate_a and_o mix_v the_o filtrate_v and_o tinged_a water_n with_o the_o former_a exact_o observe_v the_o order_n already_o teach_v and_o continue_v to_o do_v thus_o six_o time_n so_o will_v the_o copper_n remain_v in_o the_o bottom_n of_o your_o vessel_n become_v as_o it_o be_v a_o soft_a impure_a earth_n deprive_v of_o all_o its_o blueness_n which_o throw_v away_o as_o fit_v for_o nothing_o for_o all_o the_o virtue_n of_o the_o copper_n be_v contain_v in_o the_o water_n put_v these_o all_o careful_o together_o to_o extract_v from_o they_o this_o precious_a vitriol_n of_o venus_n as_o hereafter_o direct_v chap._n clxxviii_o the_o way_n to_o extract_v a_o fair_a vitriol_n of_o venus_n from_o our_o our_o colour_a water_n of_o all_o the_o preparation_n to_o be_v teach_v for_o this_o rare_a work_n this_o be_v the_o most_o easy_a and_o vulgar_a there_o be_v no_o more_o require_v than_o to_o evaporate_v and_o crystalize_v the_o matter_n but_o as_o we_o be_v to_o leave_v nothing_o in_o the_o dark_a we_o resolve_v to_o explain_v every_o circumstance_n thereof_o for_o the_o benefit_n of_o our_o reader_n and_o such_o as_o will_v know_v it_o we_o have_v say_v you_o must_v mix_v together_o all_o your_o colour_a water_n now_o we_o will_v tell_v you_o what_o must_v be_v do_v with_o they_o you_o must_v have_v a_o low_a glasscucurbit_a that_o will_v hold_v two_o quart_n paris_n pint_n or_o more_o which_o put_v into_o a_o moderate_a ash_n or_o sand-furnace_n put_v therein_o three_o pound_n of_o the_o tincture_n to_o evaporate_v gentle_o and_o put_v the_o rest_n into_o glass-bottle_n set_v round_o your_o furnace_n so_o that_o they_o may_v be_v heat_v and_o ready_a to_o fill_v the_o cucurbit_n as_o fast_o as_o the_o exhalation_n consume_v its_o tincture_n which_o may_v be_v do_v with_o a_o glass_n ladle_n or_o the_o bottle_n themselves_o lest_o the_o water_n be_v cold_a may_v cause_v the_o cucurbit_n to_o burst_v and_o so_o all_o will_v be_v lose_v reduce_v ten_o pound_n of_o this_o by_o evaporation_n to_o two_o and_o half_a or_o three_o at_o most_o which_o will_v be_v a_o very_a high_a tincture_n pour_v it_o into_o two_o or_o three_o glaze_v earthen_a vessel_n and_o place_v they_o all_o night_n in_o a_o moist_a cold_a place_n and_o you_o will_v find_v the_o vitriol_n at_o bottom_n and_o stick_v to_o the_o side_n of_o the_o vessel_n like_o little_a long_a icicle_n which_o will_v have_v the_o true_a colour_n of_o oriental_a emerald_n pour_v all_o the_o remain_a water_n into_o the_o cucurbit_n and_o dry_a the_o vitriol_n that_o it_o may_v not_o stick_v preserve_v it_o in_o a_o close_a vessel_n place_v your_o cucurbit_n again_o on_o the_o furnace_n to_o evaporate_v anew_o at_o the_o consumption_n of_o half_a the_o water_n and_o crystalize_v the_o strong_a tincture_n as_o before_o thus_o whilst_o any_o water_n remain_v evaporate_v and_o crystalize_v until_o all_o be_v consume_v to_o the_o end_n that_o none_o of_o this_o may_v be_v lose_v who_o virtue_n be_v infinite_o useful_a not_o only_o in_o the_o art_n of_o glass_n and_o the_o metallick_n but_o in_o physic_n too_o for_o the_o cure_n of_o many_o chronic_a distemper_n which_o we_o pass_v over_o in_o silence_n as_o foreign_a to_o our_o subject_n and_o continue_v to_o prescribe_v the_o rest_n of_o this_o rare_a work_n to_o conceal_v nothing_o from_o the_o curious_a but_o give_v they_o entire_a satisfaction_n chap._n clxxix_o the_o method_n of_o draw_v the_o spirit_n of_o the_o vitriol_n of_o venus_n which_o have_v a_o wonderful_a blue_n and_o how_o to_o separate_v the_o caput_fw-la mortuum_n for_o ting_v of_o glass_n the_o caput_fw-la mortuum_n of_o vitriol_n of_o venus_n which_o we_o prescribe_v to_o thing_fw-mi glass_n of_o a_o sea-green_a and_o whereof_o we_o discourse_v in_o chap._n 45._o have_v engage_v we_o to_o give_v this_o most_o excellent_a and_o hide_a secret_n of_o nature_n which_o the_o philosopher_n have_v never_o explain_v but_o by_o ambiguous_a riddle_n and_o veil_v parable_n to_o conceal_v the_o knowledge_n thereof_o from_o the_o vulgar_a we_o confess_v it_o be_v not_o without_o some_o regret_n we_o condescend_v to_o it_o in_o this_o ungrateful_a age_n wherein_o very_a few_o deserve_v to_o be_v instruct_v or_o true_o admire_v and_o so_o perfect_o love_v the_o mystery_n of_o sage_a philosophy_n as_o to_o imitate_v the_o virtue_n and_o charity_n of_o its_o devote_a professor_n it_o be_v however_o in_o consideration_n and_o for_o the_o sake_n of_o this_o small_a number_n of_o votary_n that_o we_o have_v explain_v and_o deliver_v many_o excellent_a thing_n in_o this_o book_n which_o we_o may_v but_o out_o of_o regard_n to_o such_o have_v lay_v aside_o as_o foreign_a to_o the_o art_n of_o glass_n but_o our_o desire_n to_o please_v they_o have_v promote_v the_o open_v these_o intricate_a path_n and_o leave_v they_o in_o a_o condition_n to_o be_v enlarge_v by_o our_o small_a discovery_n under_o the_o serious_a speculation_n and_o smart_a issue_n of_o their_o own_o wit._n now_o to_o finish_v our_o precious_a essay_n you_o must_v take_v a_o pound_n of_o this_o vitriol_n into_o a_o glass_n retort_n strong_o
cold_a take_v they_o out_o and_o paint_v they_o and_o put_v they_o in_o again_o to_o bake_v a_o second_o time_n observe_v what_o direction_n we_o have_v already_o give_v concern_v these_o matter_n and_o when_o the_o fire_n be_v go_v out_o and_o the_o furnace_n cold_a you_o have_v the_o ware_n in_o perfection_n ready_a to_o take_v out_o for_o use_v you_o may_v make_v your_o china-ware_n also_o of_o pure_a earth_n let_v it_o not_o be_v red_a tho_o but_o white_a or_o grace_n you_o may_v try_v the_o sufficiency_n of_o it_o after_o it_o be_v prepare_v by_o bake_v some_o beforehand_o and_o when_o it_o come_v out_o of_o the_o furnace_n sound_n and_o uncracked_a it_o be_v good_a and_o fit_a for_o your_o purpose_n the_o preparation_n consist_v in_o dry_v it_o well_o and_o reduce_v it_o to_o a_o very_a fine_a powder_n then_o put_v it_o into_o fair_a water_n wherein_o have_v be_v already_o dissolve_v a_o little_a gum-arabic_n but_o most_o of_o those_o that_o make_v it_o employ_v only_o water_n without_o gum_n after_o this_o you_o may_v make_v your_o dish_n set_v they_o to_o dry_v polish_v dry_v glaze_n bake_n paint_v and_o finish_v they_o as_o before_o all_o which_o those_o who_o work_n at_o they_o know_v better_o than_o i_o can_v express_v it_o chap._n cxcvi_o how_o to_o enamel_n the_o china_n for_o this_o take_v of_o our_o milkwhite_a enamel_n chap._n 149._o grind_v it_o very_o fine_a as_o painter_n do_v their_o colour_n put_v the_o powder_n afterward_o into_o a_o glasscucurbit_a pour_v some_o aquafortis_n thereon_o let_v it_o digest_v a_o little_a to_o cleanse_v off_o its_o impurity_n and_o become_v fine_a and_o transparent_a then_o pour_v off_o the_o aquafortis_n wash_v the_o powder_n in_o water_n over_o and_o over_o again_o grind_v it_o afterward_o with_o a_o little_a gum-water_n on_o your_o marble_n and_o so_o glaze_v the_o vessel_n with_o it_o within_o and_o without_o dry_v they_o in_o the_o air_n and_o bake_v they_o as_o before_o in_o the_o furnace_n or_o you_o may_v heat_v the_o vessel_n to_o a_o redness_n in_o the_o furnace_n and_o melt_v the_o enamel_n when_o it_o be_v in_o a_o perfect_a fusion_n dip_v the_o small_a vessel_n therein_o and_o pour_v of_o it_o on_o the_o large_a for_o they_o will_v take_v no_o more_o on_o they_o than_o will_v serve_v they_o set_v they_o by_o turn_n in_o the_o furnace_n stop_v it_o very_o well_o to_o avoid_v the_o air_n bake_n cool_v your_o furnace_n and_o finish_v they_o as_o before_o then_o take_v out_o the_o dish_n paint_v and_o bake_v they_o over_o again_o observe_v all_o our_o former_a direction_n chap._n cxcvii_o to_o paint_v the_o china_n this_o be_v do_v as_o the_o enamel_n discourse_v of_o in_o chap._n 192._o but_o much_o more_o easy_o the_o figure_n be_v only_o just_o dash_v over_o in_o comparison_n to_o they_o however_o you_o must_v grind_v your_o colour_n with_o oil_n of_o spike_n on_o the_o marble_n as_o we_o have_v say_v already_o and_o so_o paint_v on_o the_o dish_n story_n landscape_n or_o any_o other_o fancy_n but_o you_o must_v never_o expect_v to_o have_v they_o thereon_o so_o complete_a and_o handsome_a as_o those_o paint_a on_o the_o enamel_a plate_n because_o the_o former_a be_v finish_v stand_v and_o so_o enlarge_v in_o length_n or_o breadth_n whereas_o the_o other_o be_v do_v on_o flat_n and_o lie_v beside_o the_o dish_n be_v for_o the_o most_o part_n round_o and_o not_o so_o easy_o paint_v for_o if_o they_o can_v be_v as_o neat_o do_v as_o the_o enamel_n they_o will_v be_v excessive_a dear_a chap._n cxcviii_o to_o gilled_a china_n you_o must_v first_o grind_v some_o shade-earth_n on_o a_o marble_n with_o linseed-oyl_n prepare_v as_o shall_v be_v show_v in_o chap._n 200._o with_o which_o trace_n out_o your_o figure_n which_o must_v be_v two_o whole_a day_n a_o dry_n after_o this_o apply_v very_o thin_a leaf-gold_n and_o with_o a_o sharp_a graver_n shape_n the_o figure_n and_o then_o put_v the_o dish_n in_o a_o oven_n as_o soon_o as_o the_o batch_n of_o bread_n be_v draw_v out_o let_v the_o heat_n be_v no_o great_a than_o one_o hand_n may_v endure_v else_o the_o vessel_n will_v crack_v leave_v they_o in_o it_o for_o two_o or_o three_o hour_n or_o more_o if_o the_o oven_n be_v not_o too_o hot_a you_o may_v else_o make_v use_n of_o our_o own_o furnace_n by_o give_v it_o the_o same_o moderate_a degree_n of_o heat_n as_o experience_a person_n be_v well_o acquaint_v with_o chap._n cxcix_o another_o way_n this_o be_v much_o more_o handsome_a and_o lively_a beside_o that_o it_o can_v be_v efface_v you_o may_v with_o it_o gild_v vessel_n entire_o or_o border_n or_o give_v they_o any_o lustre_n you_o think_v convenient_a for_o ornament_n and_o it_o will_v look_v as_o well_o as_o fine_a gold_n you_o must_v first_o wet_v over_o the_o place_n you_o will_v gild_v with_o gum-water_n light_o then_o apply_v your_o leave_n and_o so_o let_v they_o dry_a this_o be_v enough_o for_o plain_a gilding_n but_o if_o you_o will_v have_v it_o carve_v or_o figure_v you_o must_v make_v use_n of_o a_o steel-grave_a and_o afterward_o bathe_v the_o gold_n with_o water_n wherein_o borax_n have_v be_v dissolve_v powder_v it_o in_o the_o mean_a time_n with_o crystaline_a powder_n or_o milkwhite_a enamel_n reduce_v to_o a_o very_a fine_a powder_n then_o set_v the_o dish_n on_o a_o reverberatory_n fire_n to_o melt_v and_o be_v polish_a thus_o you_o will_v have_v as_o fine_a a_o piece_n of_o ware_n as_o can_v be_v chap._n cc._o the_o way_n to_o prepare_v linseed-oyl_n for_o gild_v of_o china_n it_o be_v but_o just_a we_o shall_v discharge_v our_o promise_n of_o prescribe_v this_o preparation_n take_v a_o paris_n pint_n of_o linseed-oyl_n in_o a_o earthen_a pot_n which_o will_v hold_v about_o two_o paris_n pint_n put_v this_o on_o a_o fire_n and_o when_o it_o begin_v to_o boil_v throw_v in_o twice_o the_o bigness_n of_o a_o small_a egg_n of_o gum-arabic_n pulverise_v stir_v all_o well_o until_o it_o be_v dissolve_v then_o put_v in_o a_o onion_n of_o a_o ordinary_a size_n and_o the_o like_a weight_n of_o garlic_n cut_v small_a when_o the_o oil_n boil_v well_o and_o swell_v up_o by_o the_o force_n of_o the_o good_a fire_n which_o must_v be_v underneath_o pour_v it_o out_o into_o another_o such_o pot_n and_o so_o in_o and_o out_o of_o each_o pot_n to_o the_o other_o until_o all_o be_v very_o well_o mix_v then_o put_v it_o on_o the_o fire_n again_o add_v half_o a_o eggshell_n of_o powder_n of_o mastic_n and_o stir_v it_o very_o well_o as_o soon_o as_o it_o boil_v again_o it_o will_v foam_v and_o have_v a_o great_a froth_n which_o must_v be_v scum_v off_o and_o then_o take_v it_o off_o the_o fire_n and_o brew_v the_o ingredient_n together_o with_o the_o two_o pot_n as_o before_o continue_v to_o do_v thus_o with_o it_o or_o stir_v it_o on_o the_o fire_n until_o it_o rise_v no_o more_o this_o do_v take_v a_o very_a dry_a toast_n of_o white_a bead_n to_o take_v off_o the_o grease_n the_o oil_n still_o boil_a and_o when_o you_o put_v in_o the_o toast_n you_o must_v at_o the_o same_o time_n put_v in_o some_o pin-dust_n stir_v all_o well_o together_o and_o let_v it_o stand_v for_o twenty_o four_o hour_n afterward_o strain_v the_o oil_n through_o a_o linen-cloth_n in_o which_o be_v some_o very_a fine_a sand_n the_o better_a to_o filtrate_a it_o and_o take_v off_o the_o grease_n and_o so_o you_o will_v have_v it_o pure_a and_o clear_a which_o bottle_n up_o for_o your_o use._n or_o you_o may_v both_o way_n be_v good_a enough_o first_o mix_v with_o the_o oil_n two_o ounce_n of_o gold_n litharge_v pulverise_v add_v the_o gum-arabic_n as_o soon_o as_o it_o begin_v to_o boil_v and_o to_o purify_v it_o let_v it_o filter_n through_o a_o linen-cloth_n full_a of_o sand_n while_o it_o be_v hot_a into_o a_o glass-bottle_n wherein_o be_v already_o half_a a_o ounce_n of_o fine_a camphire_n powder_n shake_v the_o bottle_n very_o well_o until_o the_o oil_n be_v cold_a afterward_o lay_v it_o in_o the_o sun_n for_o fifteen_o day_n and_o it_o will_v be_v entire_o purge_v and_o the_o long_a it_o be_v keep_v will_v be_v the_o better_a this_o be_v all_o we_o have_v to_o say_v at_o present_a about_o china-ware_n until_o we_o have_v further_o enlarge_v our_o knowledge_n in_o the_o matter_n which_o we_o have_v not_o much_o study_v because_o we_o do_v not_o intend_v to_o treat_v of_o it_o however_o we_o afterward_o think_v it_o incumbent_n on_o we_o so_o to_o discourse_v thereof_o as_o a_o art_n dependent_a on_o we_o and_o we_o hope_v the_o reader_n will_v take_v this_o in_o good_a part_n until_o we_o may_v give_v he_o something_o more_o at_o large_a of_o the_o art_n of_o glass_n book_n ix_o show_v the_o method_n of_o draw_v all_o sort_n of_o story_n
necessary_a property_n and_o those_o which_o seem_v the_o most_o abject_a and_o venomous_a even_o the_o great_a poison_n have_v admirable_a effect_n in_o medicine_n when_o due_o prepare_v and_o this_o the_o professor_n of_o physic_n be_v not_o unacquainted_a withal_o though_o very_o many_o pretend_v to_o those_o study_n who_o endeavour_n be_v far_o short_a of_o hand_v they_o through_o the_o secret_a excellency_n thereof_o chap._n ccxix_o how_o to_o extract_n lake_n from_o broom-flower_n we_o will_v give_v several_a way_n of_o make_v lake_n of_o several_a colour_n the_o first_o with_o a_o lixivium_n or_o lee_n make_v of_o soda_fw-it of_o the_o glass-house_n and_o fresh_a quicklime_n which_o must_v be_v pretty_a strong_a in_o which_o put_v your_o broom-flower_n over_o a_o small_a fire_n until_o all_o the_o tincture_n be_v draw_v from_o they_o the_o flower_n become_v white_a and_o the_o lee_n receive_v the_o yellow_a colour_n then_o take_v out_o the_o flower_n and_o put_v the_o lixivium_n into_o a_o glaze_v earthen_a vessel_n to_o boil_v add_v thereto_o as_o much_o roch-allom_n as_o it_o can_v well_o dissolve_v then_o take_v it_o off_o and_o put_v it_o into_o a_o large_a vessel_n mix_v it_o with_o fair_a water_n so_o the_o yellow_a will_v separate_v and_o descend_v to_o the_o bottom_n let_v it_o rest_v there_o a_o little_a and_o afterward_o decant_v the_o water_n off_o gentle_o and_o so_o put_v in_o more_o fresh_a to_o it_o again_o and_o again_o until_o the_o water_n have_v draw_v off_o all_o the_o salt_n and_o allom_n from_o the_o lixivium_n and_o it_o become_v clear_a thus_o the_o colour_n will_v be_v very_o well_o cleanse_v of_o the_o salt_n and_o allom_n and_o remain_v exceed_o fine_a and_o bright_a spread_v it_o on_o piece_n of_o white_a linen_n and_o let_v it_o dry_v in_o the_o shade_n on_o new-baked_n tile_n and_o you_o will_v have_v a_o most_o admirable_a yellow-lake_n for_o paint_v chap._n ccxx_o to_o extract_v the_o tincture_n of_o poppy_n iris_n or_o flower-de-luce_n red-rose_n violet_n and_o all_o sort_n of_o greenherb_n for_o make_v lake_n of_o their_o colour_n to_o avoid_v unnecessary_a repetition_n we_o have_v think_v fit_a to_o bring_v all_o these_o under_o one_o chapter_n because_o the_o method_n for_o extract_v their_o colour_n be_v the_o same_o in_o one_o as_o in_o other_o and_o do_v with_o the_o former_a lixivium_n of_o soda_fw-it and_o quicklime_n you_o must_v steep_v and_o boil_v each_o sort_n of_o flower_n or_o herb_n by_o themselves_o in_o the_o lixivium_n give_v it_o time_n to_o draw_v off_o the_o colour_n entire_o which_o you_o will_v soon_o perceive_v when_o the_o faeces_fw-la or_o flower_n grow_v white_a and_o the_o lixivium_n deepen_v with_o the_o tincture_n then_o pour_v off_o the_o lixivium_n gentle_o into_o your_o earthen_a glaze_v vessel_n and_o set_v they_o over_o a_o fire_n put_v in_o as_o soon_o as_o they_o begin_v to_o boil_v as_o much_o roch-allom_n as_o they_o can_v well_o dissolve_v and_o so_o take_v they_o off_o after_o this_o pour_v all_o together_o into_o a_o large_a earthen_a vessel_n glaze_v and_o pour_v into_o it_o fair_a water_n to_o make_v the_o colour_n precipitate_v let_v it_o stand_v and_o settle_v then_o pour_v off_o the_o water_n and_o put_v in_o fresh_a and_o thus_o continue_v to_o change_v the_o water_n until_o it_o pour_v off_o as_o clear_a as_o you_o put_v it_o in_o and_o taste_v flat_a or_o insipid_a so_o as_o you_o may_v conclude_v all_o the_o soda_fw-it salt_n of_o alom_n and_o lime_n be_v draw_v off_o thus_o you_o will_v have_v at_o the_o bottom_n a_o very_a fine_a tincture_n to_o make_v a_o pure_a and_o delicate_a lake_n withal_o of_o the_o same_o colour_n as_o your_o flower_n or_o herb_n that_o be_v use_v spread_v it_o on_o piece_n of_o linen_n dry_v they_o in_o the_o shade_n on_o new-baked_n tile_n as_o before_o after_o the_o same_o manner_n you_o may_v draw_v any_o other_o lake_n from_o whatsoever_o colour_a herb_n or_o flower_n you_o please_v chap._n ccxxi_o another_o way_n to_o extract_n the_o tincture_n of_o yellow_a flower_n of_o field-poppy_n iris_n ordinary_a and_o deep_a colour_a violet_n carnation_n and_o red-rose_n borrageflower_v red-colewort_n flag_n etc._n etc._n together_o with_o the_o verditer_n of_o mallow_n burnet_n and_o other_o herb_n we_o shall_v not_o give_v the_o same_o in_o this_o as_o in_o the_o forego_n chapter_n that_o preparation_n be_v common_a to_o all_o those_o in_o the_o title_n thereof_o and_o so_o be_v this_o to_o these_o to_o avoid_v prolixity_n and_o repetition_n you_o must_v have_v the_o flower_n or_o herb_n new_o gather_v fresh_a enough_o to_o stain_v a_o card_n with_o their_o juice_n press_v thereon_o else_o they_o will_v not_o serve_v your_o turn_n put_v these_o into_o a_o glass_n cucurbit_n with_o a_o pretty_a large_a mouth_n pour_v in_o among_o they_o good_a strong-water_n to_o drown_v they_o by_o four_o inch_n join_v a_o recipient_a to_o it_o and_o lute_z the_o joint_n very_o well_o let_v they_o dry_a this_o do_v place_v the_o alembick_a on_o a_o sand_n furnace_n keep_v a_o very_a gentle_a fire_n under_o it_o give_v the_o matter_n time_n to_o digest_v increase_v it_o by_o very_o little_a and_o little_a and_o so_o the_o strong-water_n will_v rise_v on_o the_o leave_n and_o draw_v off_o the_o colour_n then_o improve_v your_o fire_n to_o distil_v your_o tinged_a strong-water_n into_o the_o recipient_a out_o of_o which_o you_o must_v take_v and_o put_v they_o into_o another_o alembick_a lute_v well_o the_o jointure_n and_o let_v it_o distil_v in_o balneo_fw-la or_o over_o a_o very_a slow_a ash-fire_n and_o the_o strong-water_n will_v distil_v off_o in_o their_o own_o colour_n without_o any_o tincture_n and_o may_v be_v keep_v for_o the_o like_a occasion_n again_o the_o essence_n you_o will_v have_v at_o the_o bottom_n of_o the_o cucurbit_n let_v it_o dry_v gentle_o thus_o you_o may_v have_v lake_n from_o all_o manner_n of_o herb_n and_o flower_n whatsoever_o chap._n ccxxii_o to_o make_v a_o scarlet-coloured_a lake_n the_o design_n of_o this_o chapter_n be_v only_o to_o order_v the_o first_o preparation_n for_o obtain_v our_o scarlet-colour_n whereof_o we_o will_v make_v a_o very_a delicate_a lake_n take_v shearing_n of_o white_a woollen-drapery_n let_v they_o be_v fine_a as_o possible_a steep_v they_o a_o whole_a day_n in_o cold_a water_n press_v they_o afterward_o very_o well_o to_o take_v off_o all_o the_o greasiness_n and_o allume_v it_o thus_o put_v four_o ounce_n of_o roch-allom_n and_o two_o ounce_n of_o crude_a tartar_n in_o powder_n into_o a_o small_a kettle_n pour_v thereon_o two_o quart_n of_o water_n when_o this_o begin_v to_o boil_v put_v to_o they_o one_o pound_n of_o the_o shearing_n and_o so_o let_v it_o boil_v a_o full_a half-hour_n afterward_o take_v it_o off_o and_o cool_v it_o for_o six_o hour_n take_v out_o the_o shearing_n and_o wash_v they_o in_o clean_a water_n leave_v they_o to_o steep_v about_o two_o hour_n press_v they_o after_o this_o and_o dry_v they_o keep_v they_o for_o the_o use_n we_o shall_v prescribe_v in_o the_o next_o chapter_n chap._n ccxxiii_o to_o extract_n scarlet-colour_n from_o kerm-berry_n for_o make_v a_o fine_a lake_n the_o name_n of_o kermes_n be_v pure_o arabic_a for_o in_o that_o country_n these_o berry_n grow_v on_o a_o small_a tree_n or_o shrub_n and_o from_o that_o their_o native_a soil_n be_v transplant_v into_o spain_n portugal_n provence_n and_o languedoc_n where_o they_o now_o be_v plentiful_a several_a will_v persuade_v we_o that_o it_o be_v a_o sort_n of_o oak_n call_v in_o latin_a coccigera_n but_o the_o leave_n which_o be_v prickle_a like_o those_o on_o holly_n only_o small_a show_v we_o the_o contrary_a these_o grain_n or_o berry_n have_v several_a other_o use_n than_o in_o paint_v be_v of_o excellent_a virtue_n in_o physic_n of_o they_o the_o apothecary_n make_v their_o syrup_n call_v alkerme_n and_o from_o the_o remainder_n of_o they_o which_o be_v leave_v behind_o in_o the_o strainer_n they_o draw_v a_o substance_n for_o the_o dyer_n which_o be_v use_v in_o colour_v of_o stuff_n several_a way_n may_v be_v give_v to_o extract_v the_o tincture_n of_o these_o grain_n for_o make_v lake_n we_o will_v only_o insist_v on_o two_o the_o first_o be_v indifferent_a long_a but_o very_o excellent_a and_o produce_v a_o tincture_n whereby_o iâ—_n make_v a_o most_o admirable_a fine_a lake_n the_o way_n of_o make_v the_o lake_n in_o france_n be_v very_o modern_a and_o it_o be_v but_o of_o late_o they_o have_v have_v this_o secret_a in_o paris_n which_o be_v bring_v from_o venice_n now_o since_o few_o be_v familiar_a with_o it_o we_o be_v willing_a to_o publish_v this_o that_o many_o may_v know_v how_o to_o worâ—_n therein_o take_v four_o quart_n of_o clear_a water_n and_o four_o pound_n of_o wheaten-bran_n two_o dram_fw-la of_o oriental_n piraster_n and_o as_o much_o foenugrec_n
set_v all_o in_o a_o kettle_n over_o a_o fire_n till_o the_o water_n be_v milk-warm_a keep_v your_o hand_n in_o it_o until_o you_o can_v bear_v the_o heat_n no_o long_o then_o take_v it_o off_o cover_v it_o with_o a_o cloth_n that_o the_o heat_n may_v continue_v the_o long_o let_v it_o repose_v for_o twenty_o four_o hour_n then_o run_v off_o the_o lixivium_n and_o keep_v it_o for_o the_o follow_a purpose_n get_v a_o clean_a earthen-pot_n and_o put_v therein_o three_o quart_n of_o fair_a water_n to_o half_a the_o lixivium_n order_n a_o fire_n and_o let_v this_o boil_v thereon_o which_o when_o it_o begin_v to_o do_v put_v in_o a_o ounce_n of_o the_o grain_n pound_v impalpable_o in_o a_o brass-mortar_n and_o sear_v then_o pound_n a_o little_a crude_a tartar_n to_o take_v off_o the_o remain_a part_n of_o the_o grain_n on_o the_o bottom_n and_o side_n of_o your_o mortar_n and_o so_o put_v it_o in_o with_o the_o grain_n when_o the_o water_n begin_v to_o boil_v again_o take_v it_o off_o in_o a_o instant_n and_o set_v it_o to_o cool_v this_o do_v and_o the_o water_n cold_a take_v the_o shearing_n prepare_v in_o the_o former_a chapter_n and_o let_v they_o stain_v therein_o about_o half_a a_o hour_n afterward_o squeeze_v it_o into_o another_o pot_n by_o expression_n and_o after_o you_o have_v thus_o draw_v off_o all_o the_o tincture_n put_v the_o shearing_n into_o the_o last_o pot_n stir_v they_o about_o very_o well_o with_o a_o small_a stick_n that_o they_o may_v stain_v the_o soon_o boil_v all_o for_o about_o half_a a_o hour_n over_o a_o small_a fire_n else_o the_o tincture_n will_v become_v black_a then_o take_v the_o shearing_n out_o and_o put_v they_o well_o tinge_v into_o a_o vessel_n of_o cold_a water_n about_o half_a a_o hour_n after_o pour_v off_o the_o water_n gentle_o and_o so_o put_v fresh_a on_o again_o then_o press_v and_o spread_v they_o to_o dry_v in_o a_o clean_a place_n where_o no_o dust_n can_v come_v at_o they_o this_o do_v make_v the_o follow_a lixivium_n put_v on_o a_o hempen-cloth_n double_v vine-stalk-ash_n or_o ash_n of_o willow_n or_o some_o other_o light_a wood_n pour_v thereon_o by_o degree_n cold_a water_n let_v it_o strain_v through_o into_o a_o vessel_n set_v underneath_o pour_v it_o again_o on_o the_o ash_n and_o when_o it_o be_v all_o run_v through_o set_v it_o to_o settle_v for_o twenty_o four_o hour_n that_o the_o ash_n which_o it_o carry_v off_o may_v fall_v to_o the_o bottom_n this_o do_v pour_v the_o lixivium_n by_o degree_n into_o another_o vessel_n reject_v the_o sediment_n put_v your_o shearing_n into_o this_o have_v warm_v it_o when_o it_o begin_v to_o be_v cold_a let_v it_o boil_v over_o a_o gentle_a fire_n and_o it_o will_v become_v red_a take_v a_o little_a of_o the_o shearing_n press_v they_o well_o and_o if_o it_o remain_v without_o colour_n take_v off_o the_o kettle_n immediate_o for_o the_o lixivium_n have_v extract_v it_o entire_o spread_v a_o linen-cloth_n over_o a_o freestone_n bowl_n set_v the_o shearing_n therein_o and_o pour_v on_o the_o lixivium_n by_o little_a and_o little_a to_o strain_v and_o yield_v the_o tincture_n then_o squeeze_v the_o cloth_n and_o the_o shearing_n therein_o to_o press_v out_o all_o the_o colour_n that_o remain_v in_o they_o throw_v away_o the_o cloth_n wash_v the_o shearing_n clean_a and_o keep_v they_o for_o the_o like_a use_n another_o time_n then_o put_v twelve_o ounce_n of_o roch-allom_n well_o powder_v into_o a_o glass_n body_n full_a of_o cold_a water_n let_v it_o dissolve_v quite_o when_o this_o be_v perfect_o do_v spread_v a_o linen-cloth_n over_o two_o staff_n and_o set_v underneath_o a_o large_a freestone_n vessel_n put_v all_o the_o allom-water_n into_o the_o bottle_n of_o tincture_n and_o strain_v it_o afterward_o through_o this_o cloth_n the_o lixivium_n will_v go_v through_o it_o clear_v and_o leave_v the_o colour_n behind_o but_o if_o it_o shall_v not_o be_v colour_v it_o be_v only_o strain_v it_o through_o again_o and_o you_o will_v have_v do_v now_o to_o get_v the_o tincture_n you_o must_v mix_v all_o that_o remain_v on_o the_o cloth_n and_o gather_v it_o together_o spread_v it_o afterward_o over_o new-made_a tile_n which_o have_v not_o yet_o be_v allow_v time_n to_o moisten_v on_o the_o piece_n of_o linen_n then_o mould_v they_o into_o troche_n to_o dry_v sudden_o without_o mould_v which_o will_v spoil_v they_o therefore_o you_o must_v take_v great_a care_n that_o the_o tile_n be_v not_o at_o all_o moist_a and_o if_o so_o to_o change_v they_o that_o it_o may_v dry_v the_o soon_o and_o thus_o you_o will_v have_v a_o lake_n of_o admirable_a colour_n for_o paint_v you_o must_v lessen_v or_o improve_v the_o colour_n as_o you_o find_v by_o a_o great_a or_o lesser_a quantity_n of_o roch-allom_n chap._n ccxxiu_o a_o ready_a way_n to_o extract_n the_o tincture_n of_o kerm-berry_n though_o the_o menstruum_fw-la give_v in_o the_o last_o chapter_n make_v with_o shearing_n of_o cloth_n be_v a_o very_a good_a one_o for_o this_o purpose_n yet_o the_o follow_a be_v a_o more_o easy_a and_o as_o effectual_a take_v strong-water_n of_o the_o first_o run_v or_o distil_v and_o put_v it_o into_o a_o long-neckt_a glass_n body_n dissolve_v therein_o a_o pound_n of_o roch-allom_n add_v a_o ounce_n of_o kerm-berry_n fine_o powder_v and_o sear_v let_v it_o digest_v well_o shake_v the_o matrass_n from_o time_n to_o time_n and_o the_o strong-water_n will_v draw_v to_o they_o all_o the_o tincture_n of_o the_o kermes_n and_o be_v very_o sine_o colour_v then_o let_v all_o settle_v four_o day_n and_o afterward_o pour_v it_o gentle_o into_o a_o glaze_v earthen-vessel_n dissolve_v four_o ounce_n of_o roch-allom_n in_o run_v water_n and_o pour_v this_o into_o the_o strong-water_n or_o tincture_n of_o kermes_n to_o cause_v a_o separation_n filter_n it_o through_o a_o linen-cloth_n and_o the_o strong-water_n will_v fall_v through_o white_a leave_v the_o tincture_n behind_o if_o they_o be_v any_o thing_n colour_v strain_v they_o again_o and_o again_o until_o they_o be_v clear_a take_v up_o the_o lake_n or_o colour_n with_o a_o clean_a wooden-spoon_n and_o make_v it_o into_o troche_n dry_v they_o as_o direct_v in_o the_o former_a chapter_n thus_o you_o may_v have_v a_o quantity_n of_o this_o colour_n or_o lake_n as_o fine_a and_o good_a as_o the_o former_a chap._n ccxxu._n to_o make_v lake_n or_o tincture_n of_o brazile_n the_o brazile_n which_o dyer_n make_v use_v of_o be_v mean_v here_o take_v of_o the_o fine_a which_o come_v from_o fernambouck_n that_o be_v the_o best_a the_o way_n of_o extract_v this_o tincture_n be_v the_o same_o as_o the_o former_a from_o kermes_n and_o may_v be_v effect_v two_o way_n either_o with_o the_o first_o prescribe_v menstruum_fw-la or_o the_o strong-water_n observe_v only_a not_o to_o put_v as_o much_o allom_n to_o each_o ounce_n of_o brazile_n as_o to_o the_o berry_n for_o that_o tincture_n be_v deep_a than_o this_o from_o brazile_n and_o consequent_o require_v more_o stuff_n use_v therefore_o as_o much_o here_o as_o you_o find_v reasonable_a for_o experience_n will_v give_v you_o the_o best_a instruction_n take_v notice_n too_o that_o when_o you_o do_v it_o by_o the_o first_o menstruum_fw-la there_o be_v a_o great_a quantity_n require_v of_o brazile_n than_o be_v prescribe_v of_o kermes-berry_n to_o each_o pound_n of_o shearing_n in_o every_o thing_n else_o follow_v the_o former_a direction_n and_o you_o will_v have_v a_o fine_a colour_n or_o lake_n less_o chargeable_a and_o altogether_o as_o good_a as_o the_o tincture_n of_o kermes_n for_o paint_v chap._n ccxxvi_o to_o extract_n tincture_n of_o mad_a for_o lake_n mad_a be_v the_o root_n of_o a_o plant_n common_a enough_o but_o general_o come_v from_o holland_n and_o zealand_n and_o use_v by_o dyer_n if_o good_a it_o be_v red_a it_o be_v fine_a than_o brazile_n and_o before_o you_o use_v it_o must_v be_v fine_o powder_v to_o give_v the_o better_a colour_n you_o may_v use_v either_o of_o the_o former_a menstruum_n of_o shearing_n or_o strong-water_n order_v your_o quantity_n as_o direct_v for_o the_o brazile_n if_o you_o follow_v the_o preparation_n give_v in_o chap._n 223._o you_o will_v have_v a_o fine_a colour_n from_o this_o root_n which_o make_v into_o troche_n dry_v they_o as_o before_o this_o will_v be_v a_o perfect_a lake_n and_o very_o fine_a for_o use_v chap._n ccxxvii_o how_o to_o make_v ultra-marine_a of_o lapis-lazuli_a this_o rich_a and_o noble_a blue_n draw_v from_o a_o azure-stone_n common_o call_v lapis-lazuli_a it_o be_v 〈◊〉_d opaque-stone_n of_o a_o fine_a sky-colour_n or_o turkish-â—lue_a or_o like_o the_o blue-flower_n which_o grow_v in_o cornâ—â—lds_n it_o be_v embellish_v with_o small_a streak_n and_o spark_n of_o gold-colour_n the_o best_a be_v that_o which_o be_v fix_v â—â—at_o be_v can_v endure_v fire_n without_o
as_o you_o please_v in_o clean_a water_n for_o about_o a_o quarter_n of_o a_o hour_n and_o keep_v it_o for_o use_v as_o the_o former_a this_o be_v excellent_a for_o wash_v the_o lapis-lazuli_a with_o it_o strengthen_v and_o improve_v the_o colour_n thereof_o be_v good_a for_o the_o itch_n scurvy_a etc._n etc._n and_o to_o take_v away_o the_o withering_n in_o the_o fair_a sex_n chap._n ccxxx_o the_o form_n of_o the_o glass_n for_o preserve_v the_o liquid_n in_o which_o be_v employ_v on_o the_o lapis-lazuli_a there_o always_o remain_v some_o of_o your_o colour_n in_o the_o water_n or_o lixivium_n wherein_o the_o lâ—â—â—s-lazuli_a be_v prepare_v throughout_o all_o the_o process_n you_o must_v therefore_o have_v a_o very_a large_a vessel_n of_o braâ—â—_n or_o earthenware_n glaze_v and_o polish_v very_o well_o at_o bottom_n wherein_o must_v be_v three_o holes_n one_o in_o the_o middle_n of_o the_o side_n the_o next_o a_o little_a low_o and_o the_o last_o about_o two_o inch_n from_o the_o bottem_v stop_v these_o holes_n withoutside_o very_o close_o to_o prevent_v leakage_n then_o pour_v all_o your_o water_n into_o this_o though_o you_o then_o perceive_v no_o colour_n at_o all_o yet_o after_o ten_o day_n you_o will_v have_v it_o at_o bottom_n whither_o it_o will_v descend_v gentle_o and_o to_o get_v it_o you_o must_v go_v artificial_o to_o work_v first_o open_v the_o first_o cock_n or_o hole_n and_o let_v out_o the_o water_n above_o that_o before_o you_o open_v the_o other_o two_o and_o thus_o you_o may_v get_v the_o colour_n without_o muddy_v or_o lose_v any_o by_o the_o water_n which_o mix_v with_o the_o rest_n chap._n ccxxxi_o to_o make_v strong_a cement_n to_o mix_v with_o lapis-lazuli_a to_o separate_v the_o fine_a and_o better_a stuff_n from_o the_o other_o one_o can_v so_o easy_o part_v the_o fine_a lapis-lazuli_a from_o its_o grosser_n part_n without_o make_v use_n of_o this_o cement_n to_o unbind_v the_o part_n take_v four_o ounce_n of_o very_a pure_a and_o clear_a venice-turpentine_n six_o ounce_n of_o rosin_n of_o the_o pine_n six_o ounce_n of_o grecian-pitch_n three_o ounce_n of_o very_a good_a mastic_n three_o ounce_n of_o fresh_a wax_n a_o ounce_n and_o half_a of_o linseed-oyl_n cleanse_v as_o shall_v be_v direct_v in_o chap._n 233._o put_v the_o turpentine_n into_o a_o new_a glaze_v earthen-pot_n very_o clean_o to_o dissolve_v over_o a_o slow_a charcoal-fire_n and_o continue_v stir_v it_o with_o a_o wooden-spatula_a throw_v into_o this_o by_o degree_n the_o rosin_n of_o the_o pine_n in_o small_a piece_n and_o stir_v it_o still_o very_a well_o thus_o put_v in_o successive_o the_o pitch_n the_o mastic_n in_o powder_n and_o last_o of_o all_o the_o wax_n slice_v small_a stir_v all_o continual_o about_o to_o mix_v and_o incorporate_v take_v great_a care_n of_o your_o fire_n lest_o the_o cement_n shall_v blaze_v or_o burn_v all_o the_o ingredient_n be_v hot_a of_o themselves_o and_o combustible_a have_v well_o incorporate_v they_o pour_v in_o the_o linseed-oyl_n stir_v it_o as_o before_o and_o so_o let_v it_o boil_v gentle_o for_o a_o quarter_n of_o a_o hour_n to_o try_v whether_o the_o cement_n be_v enough_o drop_v some_o of_o it_o off_o the_o spatula_fw-la into_o a_o vessel_n of_o cold_a water_n if_o it_o spread_v it_o be_v not_o enough_o but_o if_o it_o do_v not_o it_o be_v sufficient_o boil_v so_o take_v it_o off_o or_o else_o you_o may_v wet_v your_o finger_n and_o take_v a_o drop_n thereof_o roll_n and_o draw_v it_o out_o in_o length_n if_o it_o snap_v and_o break_v of_o itself_o it_o be_v a_o sign_n that_o it_o be_v enough_o take_v it_o off_o and_o pour_v it_o boil_v hot_a into_o a_o hypocrass-bag_n steep_v before_o in_o hot_a water_n take_v care_n to_o let_v it_o go_v all_o through_o into_o a_o vessel_n of_o cold_a water_n and_o for_o the_o better_a security_n squeeze_v it_o along_o from_o top_n to_o bottom_n with_o two_o flat_a stick_n that_o none_o may_v remain_v in_o your_o bag_n afterward_o work_v it_o well_o with_o your_o hand_n till_o all_o the_o water_n be_v drain_v from_o it_o and_o because_o be_v hot_a it_o may_v stick_v to_o your_o finger_n you_o may_v anoint_v they_o with_o some_o of_o the_o linseed-oyl_n the_o cement_n be_v thus_o prepare_v keep_v it_o in_o a_o vessel_n of_o cold_a water_n shift_v your_o water_n every_o day_n or_o every_o second_o day_n and_o by_o this_o method_n you_o may_v keep_v it_o for_o ten_o year_n chap._n ccxxxii_o to_o make_v a_o weak_a cement_n for_o separate_v the_o colour_n of_o lapis-lazuli_a this_o second_o cement_n which_o be_v the_o soft_a and_o mild_a aught_o to_o be_v first_o employ_v on_o the_o powder_n of_o lapis-lazuli_a it_o draw_v the_o colour_n much_o quick_a and_o better_a than_o the_o strong_a cement_n which_o ought_v not_o to_o be_v use_v till_o after_o the_o mild_a the_o whole_a secret_n of_o separate_v the_o colour_n consist_v in_o use_v the_o cement_v for_o without_o a_o due_a care_n hereof_o it_o can_v be_v do_v perfect_a to_o make_v this_o cement_n you_o must_v take_v four_o ounce_n of_o very_a pure_a turpentine_n four_o ounce_n of_o rosin_n of_o pine_n six_o ounce_n of_o grecian-pitch_n one_o ounce_n of_o fresh_a wax_n six_o dram_fw-la of_o linseed-oyl_n purify_v mix_v and_o incorporate_v they_o successive_o as_o before_o observe_v only_o that_o this_o be_v soon_o do_v than_o the_o former_a because_o it_o be_v weak_a and_o will_v give_v the_o colour_n soon_o therefore_o you_o must_v manage_v according_o chap._n ccxxxiii_o to_o purify_v linseed-oyl_n the_o use_n we_o have_v for_o linseed-oyl_n in_o our_o cement_n oblige_v we_o to_o give_v this_o preparation_n and_o way_n of_o purify_n it_o as_o we_o promise_v whereby_o it_o be_v make_v more_o fit_a for_o our_o purpose_n take_v good_a and_o clear_a linseed-oyl_n of_o the_o colour_n of_o saffron_n and_o put_v it_o into_o a_o glass_n shape_v like_o a_o oxe-horn_n with_o a_o hole_n at_o bottom_n to_o let_v out_o the_o water_n which_o you_o must_v mix_v with_o the_o oil_n let_v they_o settle_v until_o the_o oil_n rise_v all_o upmost_a then_o open_a the_o hole_n and_o let_v the_o water_n out_o and_o the_o oil_n remain_v behind_o then_o shake_v the_o oil_n again_o with_o more_o fresh_a water_n let_v it_o settle_v and_o the_o water_n run_v out_o as_o before_z do_v thus_o eight_o or_o ten_o time_n till_o the_o water_n come_v out_o as_o clear_a as_o it_o go_v in_o and_o so_o the_o oil_n will_v be_v pure_a and_o fit_a for_o your_o use_n keep_v it_o well_o stop_v in_o a_o glass-bottle_n if_o you_o can_v get_v linseed-oyl_n you_o may_v use_v oil_n of_o bitter-almond_n without_o purify_n for_o it_o need_v none_o but_o take_v notice_n the_o linseed-oyl_n be_v best_a of_o any_o though_o cheap_a than_o tother_o chap._n ccxxxiv_o how_o to_o incorporate_v the_o powder_n of_o lapis-lazuli_a with_o the_o strong_a or_o weak_a cement_n we_o have_v give_v in_o chap._n 228._o the_o way_n to_o prepare_v the_o powder_n for_o mix_v with_o the_o cement_n to_o extract_v the_o colour_n we_o now_o come_v to_o show_v how_o to_o mix_v it_o with_o the_o cement_n in_o order_n to_o extract_v the_o vltra-marine_a from_o they_o for_o paint_v take_v a_o pound_n of_o the_o powder_n and_o the_o like_a quantity_n of_o cement_n assign_v in_o chap._n 231._o observe_v always_o to_o take_v the_o first_o that_o be_v work_v with_o the_o hand_n cut_v the_o cement_n small_a and_o the_o piece_n be_v a_o little_a wet_a put_v they_o into_o a_o glaze_v earthen-pot_n over_o a_o fire_n of_o red-hot_a ash_n to_o melt_v and_o take_v care_v it_o do_v not_o boil_v if_o it_o shall_v you_o must_v prevent_v the_o the_o damage_n which_o it_o may_v cause_v by_o put_v in_o some_o linseed-oyl_n the_o cement_n be_v thus_o melt_v anoint_v all_o your_o spatula_fw-la over_o from_o the_o handle_n downward_o with_o the_o same_o oil_n and_o so_o put_v in_o the_o powder_n by_o very_o little_a quantity_n and_o take_v a_o great_a deal_n of_o time_n that_o they_o may_v the_o better_o incorporate_v and_o be_v sure_a to_o stir_v it_o all_o the_o while_n very_o well_o with_o the_o spatula_fw-la so_o as_o to_o make_v it_o all_o alike_o until_o it_o become_v like_o a_o ointment_n or_o salve_n then_o off_o with_o the_o pot_n and_o throw_v the_o stuff_n boil_v hot_a into_o a_o earthen-bason_n of_o cold_a water_n and_o at_o that_o very_a instant_n take_v off_o all_o that_o stick_v to_o the_o side_n of_o the_o pot_n when_o it_o be_v cold_a enough_o to_o be_v handle_v if_o it_o appear_v well_o colour_v it_o be_v a_o sign_n you_o have_v work_v it_o well_o this_o do_v rub_v your_o hand_n with_o linseed-oyl_n and_o work_v it_o as_o they_o do_v a_o paste_n of_o bread_n or_o doughty_n for_o one_o hour_n that_o it_o may_v be_v thorough_o compact_v the_o long_a
you_o work_v it_o the_o better_a and_o easy_a the_o colour_n may_v be_v draw_v afterward_o make_v it_o up_o like_o a_o loaf_n or_o brick_n and_o set_v it_o in_o a_o earthen-dish_n to_o dry_a pour_v thereon_o some_o fresh_a water_n let_v it_o steep_v for_o fifteen_o day_n the_o long_o the_o better_o for_o extract_v the_o vltra-marine_a chap._n ccxxxv_o to_o extract_v the_o ultra-marine_a now_o we_o come_v to_o take_v out_o the_o vltra-marine_a from_o its_o confinement_n to_o make_v it_o appear_v triumphant_a and_o in_o its_o full_a glory_n take_v therefore_o the_o loaf_n of_o cement_n and_o powder_n wash_v it_o in_o the_o same_o water_n extraordinary_a well_o with_o your_o hand_n weigh_v it_o to_o know_v the_o quantity_n of_o oil_n it_o require_v and_o put_v it_o into_o a_o earthen-bowl_n or_o dish_n very_o smooth_o glaze_v rub_v first_o the_o bottom_n with_o your_o linseed-oyl_n then_o pour_v in_o water_n scarce_o warm_v until_o it_o arise_v two_o inch_n above_o the_o matter_n let_v it_o stand_v in_o this_o condition_n a_o full_a quarter_n of_o a_o hour_n or_o less_o in_o the_o springtime_n pour_v this_o water_n afterward_o into_o the_o vessel_n mention_v chap._n 230._o add_v more_o warm_a water_n to_o your_o matter_n and_o so_o it_o will_v soften_v continue_v thus_o whilst_o there_o remain_v any_o tincture_n thereon_o by_o this_o mean_v all_o the_o substance_n that_o be_v good_a for_o any_o thing_n will_v be_v separate_v from_o the_o cement_n which_o can_v be_v do_v otherwise_o whilst_o it_o be_v imbibe_v in_o the_o warm_a water_n you_o must_v move_v and_o roll_n it_o gentle_o round_a with_o two_o stick_n or_o spatula_n of_o box_n or_o any_o other_o well_o polish_a wood_n round_v at_o the_o end_v smooth_a like_o a_o walnut_n let_v they_o be_v about_o a_o ell_n long_o and_o a_o inch_n thick_a whenever_o you_o perceive_v the_o matter_n stick_v to_o the_o bottom_n of_o your_o dish_n rub_v your_o hand_n with_o linseed-oyl_n and_o stir_v it_o about_o leisurely_o so_o as_o to_o colour_v the_o water_n which_o you_o must_v put_v along_o with_o the_o former_a in_o the_o mean_a time_n hold_v up_o the_o matter_n with_o your_o staff_n lest_o it_o shall_v stick_v to_o the_o vessel_n take_v notice_n that_o a_o little_a steep_v at_o first_o will_v thing_fw-mi the_o water_n very_o much_o and_o when_o the_o cement_n be_v just_o yield_v its_o colour_n it_o will_v discover_v certain_a bluish_a streak_n on_o the_o water_n like_o the_o sun-ray_n and_o then_o you_o must_v strain_v this_o water_n out_o among_o the_o other_o through_o a_o scarce_a that_o the_o grosser_n part_n of_o the_o cement_n may_v remain_v afterward_o pour_v in_o by_o little_a and_o little_a the_o fresh_a warm_a water_n stir_v the_o cement_n easy_o that_o it_o may_v not_o dilate_v too_o much_o and_o give_v its_o colour_n all_o at_o once_o after_o you_o have_v thus_o stir_v it_o about_o five_o or_o six_o time_n close_a and_o amass_o it_o anew_o by_o which_o mean_n you_o will_v see_v how_o much_o it_o be_v diminish_v and_o what_o quantity_n of_o colour_n it_o have_v give_v if_o the_o lapis_n be_v good_a and_o right_n you_o will_v find_v it_o will_v the_o first_o steeping_n yield_v about_o four_o or_o five_o ounce_n of_o vltra-marine_a which_o keep_v apart_o by_o its_o self_n as_o the_o best_a and_o fine_a colour_n though_o it_o appear_v grosser_n than_o the_o other_o of_o this_o sort_n by_o reason_n of_o the_o gold-coloured_n vein_n which_o be_v peculiar_o therein_o for_o the_o second_o whereof_o you_o will_v have_v three_o or_o four_o ounce_n you_o must_v follow_v the_o process_n aforemention_v this_o indeed_o will_v be_v fine_a than_o the_o other_o but_o not_o so_o good_a a_o colour_n keep_v it_o also_o by_o itself_o draw_v off_o a_o three_o and_o this_o will_v be_v still_o fine_a than_o the_o former_a but_o pale_a and_o more_o bright_a colour_a you_o must_v still_o pursue_v the_o same_o direction_n to_o extract_v it_o let_v your_o water_n be_v but_o half_a lukewarm_a and_o take_v care_n to_o manage_v the_o cement_n dextrous_o with_o the_o spatula_n and_o so_o preserve_v the_o colour_n apart_o you_o may_v extract_v a_o four_o colour_n after_o this_o rate_n but_o the_o water_n must_v be_v hot_a and_o you_o must_v press_v the_o cement_n very_o well_o with_o the_o spatula_n to_o squeeze_v out_o the_o colour_n and_o if_o mere_a water_n will_v not_o do_v make_v use_n of_o the_o mild_a lixivium_n of_o chap._n 229._o this_o last_o colour_n will_v be_v grayish_a or_o ash-coloured_a and_o of_o no_o great_a value_n and_o therefore_o not_o at_o all_o to_o be_v mix_v with_o any_o of_o the_o rest_n observe_v here_o that_o you_o can_v take_v up_o less_o than_o eight_o hour_n full_a to_o extract_v the_o colour_n nor_o than_o ten_o or_o twelve_o to_o allow_v the_o water_n for_o settle_v and_o if_o you_o perceive_v the_o colour_n do_v not_o come_v out_o free_a enough_o with_o the_o warm_a water_n add_v a_o three_o part_n of_o our_o mild_a lixivium_n and_o if_o that_o do_v not_o do_v use_v all_o lixivium_n but_o let_v it_o be_v cold_a and_o when_o that_o fail_v too_o of_o effect_v it_o sufficient_o you_o must_v make_v a_o lixivium_n of_o vine-stalk_n ash_n and_o this_o be_v strain_v let_v it_o boil_v for_o half_a a_o quarter_n of_o a_o hour_n until_o it_o be_v sharp_a enough_o to_o bite_v your_o tongue_n and_o then_o let_v it_o settle_v and_o grow_v clear_a this_o be_v your_o last_o shift_n for_o extract_v your_o colour_n and_o with_o this_o heat_a wash_v your_o cement_n very_o well_o and_o set_v it_o aside_o the_o whole_a design_n of_o all_o this_o trouble_n be_v only_o to_o serve_v for_o obtain_v the_o great_a quantity_n of_o vltra-marine_a and_o this_o consist_v in_o the_o goodness_n of_o the_o lapis_fw-la lazuli_fw-la and_o the_o cement_n which_o the_o circumspection_n and_o care_n take_v in_o all_o their_o preparation_n must_v advance_v chap._n ccxxxvi_o the_o method_n of_o cleanse_v the_o ultra-marine_a when_o it_o be_v separate_v from_o the_o cement_n after_o you_o have_v extract_v all_o your_o colour_n out_o of_o the_o cement_n and_o the_o water_n quite_o settle_v and_o separate_v from_o they_o pour_v on_o some_o of_o the_o mild_a lixivium_n before_o prescribe_v and_o so_o wash_v they_o with_o your_o hand_n but_o do_v rub_v it_o between_o they_o thus_o you_o will_v take_v away_o all_o the_o grease_n of_o the_o cement_n afterward_o wash_v it_o three_o or_o four_o time_n in_o fair_a water_n and_o let_v the_o water_n settle_v well_o before_o you_o put_v they_o into_o their_o proper_a vessel_n you_o may_v else_o another_o way_n purge_v the_o vltra-marine_a thus_o take_v the_o yolk_n of_o pullets-egg_n that_o have_v be_v feed_v only_o with_o corn_n and_o not_o with_o green_n prick_v these_o with_o a_o pin_n and_o so_o moisten_v the_o colour_n knead_v the_o mass_n with_o your_o hand_n and_o wash_v it_o afterward_o with_o your_o mild_a lixivium_n until_o the_o lixivium_n fall_v off_o clear_a again_o this_o do_v wash_v they_o three_o or_o four_o time_n over_o with_o fair_a water_n let_v the_o water_n settle_v well_o before_o you_o put_v they_o into_o their_o vessel_n this_o last_o way_n of_o purify_n the_o vltra-marine_a be_v mighty_a effectual_a but_o here_o be_v another_o help_n to_o be_v use_v with_o it_o which_o be_v a_o very_a great_a secret_n and_o perform_v thus_o after_o the_o colour_n be_v quite_o wash_v according_a to_o former_a direction_n as_o well_o as_o possible_a you_o must_v cast_v therein_o by_o little_a and_o little_a a_o bull's-gall_n rub_v it_o by_o degree_n with_o your_o hand_n so_o wash_v they_o often_o in_o clear_a water_n and_o you_o will_v have_v the_o colour_n in_o full_a perfection_n chap._n ccxxxvii_o to_o strain_v off_o the_o ultra-marine_a already_o wash_v and_o purify_v it_o be_v necessary_a to_o strain_v off_o the_o vltra-marine_a and_o the_o rest_n of_o the_o colour_n that_o if_o any_o grease_n or_o unctuosity_n of_o the_o cement_n remain_v it_o may_v be_v take_v quite_o away_o for_o these_o colour_n require_v a_o perfect_a and_o extraordinary_a purification_n for_o this_o purpose_n take_v a_o fine_a searce_n and_o pour_v thereon_o the_o last_o water_n with_o which_o you_o wash_v the_o vltra-marine_a and_o so_o strain_v they_o afterward_o through_o another_o fine_a searce_n and_o a_o three_o time_n through_o red_a quintain_n or_o crape_n but_o you_o must_v observe_v when_o you_o strain_v they_o to_o let_v they_o stand_v till_o you_o perceive_v they_o limpid_a and_o clear_a and_o so_o soak_v off_o the_o water_n dextrous_o with_o a_o sponge_n and_o be_v sure_a not_o to_o strain_v they_o promiscuous_o all_o together_o this_o be_v do_v to_o all_o the_o water_n let_v your_o colour_n settle_v in_o their_o proper_a vessel_n and_o dry_a in_o the_o shade_n when_o dry_a put_v they_o into_o little_a
leather-bag_n tie_v these_o close_a rub_v and_o press_v they_o with_o your_o hand_n this_o will_v make_v they_o very_o subtle_a and_o when_o the_o bag_n be_v open_v they_o will_v show_v much_o fair_a than_o before_o chap._n ccxxxviii_o to_o correct_v the_o colour_n just_a before_o prepare_v few_o person_n unless_o such_o as_o be_v very_o curious_a of_o their_o work_n make_v any_o use_n hereof_o because_o of_o the_o time_n it_o take_v up_o though_o it_o will_v turn_v very_o much_o to_o their_o account_n for_o one_o ounce_n of_o this_o colour_n correct_v will_v go_v far_o than_o three_o that_o be_v not_o if_o you_o will_v make_v your_o colour_n just_a before_o prepare_v much_o fine_a and_o effectual_a than_o they_o be_v mix_v they_o again_o with_o a_o strong_a cement_n and_o let_v they_o remain_v therein_o for_o three_o day_n afterward_o proceed_v according_a to_o the_o last_o direction_n to_o separate_v they_o again_o reiterate_v this_o over_o again_o and_o you_o will_v have_v they_o exceed_v good_a and_o though_o they_o diminish_v somewhat_o in_o weight_n yet_o that_o loss_n will_v be_v repay_v considerable_o in_o the_o beauty_n and_o value_n chap._n ccxxxix_o another_o way_n to_o make_v ultra-marine_a and_o draw_v off_o the_o colour_n with_o more_o expedition_n this_o method_n of_o make_v vltra-marine_a be_v much_o more_o ready_a than_o the_o former_a and_o experience_n will_v show_v whether_o the_o colour_n be_v a_o gainer_n or_o loser_n thereby_o take_v a_o pound_n of_o lapis_fw-la lazuli_fw-la calcine_v it_o in_o a_o crucible_n and_o quench_v it_o afterward_o in_o vinegar_n so_o let_v it_o dry_v and_o then_o reduce_v it_o to_o a_o very_a fine_a powder_n grind_v it_o on_o a_o porphyry_n with_o fair_a water_n and_o so_o set_v it_o in_o a_o glaze_v earthen_a vessel_n in_o the_o shade_n until_o it_o be_v dry_a if_o you_o find_v it_o coagulate_v all_o in_o a_o mass_n you_o must_v powder_v it_o again_o this_o do_v make_v a_o cement_n of_o three_o ounce_n of_o grecian-pitch_n four_o ounce_n of_o rosin_n of_o the_o pine_n three_o ounce_n of_o mastic_n three_o ounce_n of_o frankincense_n two_o ounce_n of_o oyl-olive_n set_v these_o over_o a_o slow_a fire_n in_o a_o small_a earthen_a pot_n into_o which_o pour_v first_o the_o oil_n and_o when_o that_o be_v hot_a put_v in_o the_o rosin_n than_o the_o pitch_n than_o the_o incense_n and_o last_o of_o all_o the_o mastic_n stir_v they_o continual_o with_o the_o wooden_a spatula_fw-la and_o let_v they_o boil_v a_o little_a have_v make_v the_o cement_n get_v another_o earthen_a vessel_n and_o put_v thereinto_o the_o lapis_fw-la lazuli_fw-la and_o pour_v on_o it_o the_o cement_n hot_a stir_v the_o whole_a together_o with_o the_o spatula_fw-la very_o leisurely_o until_o they_o perfect_o incorporate_v let_v this_o stand_v a_o whole_a day_n and_o when_o you_o will_v draw_v off_o the_o colour_n pour_v thereon_o boil_a water_n stir_v it_o very_o smart_o when_o it_o begin_v to_o cool_v pour_v it_o out_o and_o so_o put_v in_o more_o hot_a water_n do_v thus_o till_o the_o water_n begin_v to_o draw_v off_o the_o colour_n and_o so_o continue_v until_o it_o be_v quite_o extract_v you_o may_v distinguish_v the_o water_n and_o so_o set_v they_o apart_o and_o obtain_v the_o variety_n of_o colour_n as_o in_o the_o former_a way_n if_o your_o colour_n seem_v to_o be_v clammy_a or_o nasty_a you_o may_v correct_v it_o thus_o add_v thereto_o tartar_n dissolve_v in_o water_n as_o much_o as_o will_v drown_v it_o and_o let_v it_o repose_v for_o one_o day_n at_o least_o so_o wash_v it_o in_o warm_a water_n and_o you_o will_v by_o that_o mean_n have_v it_o very_o correct_v and_o well_o purify_v chap._n ccxl_o another_o way_n to_o make_v ultra-marine_a grant_v the_o two_o former_a way_n to_o be_v sufficient_a we_o will_v however_o here_o give_v a_o three_o which_o we_o believe_v may_v as_o well_o be_v please_v to_o those_o who_o be_v not_o satisfy_v with_o the_o other_o as_o to_o such_o person_n as_o have_v a_o curiosity_n for_o these_o sort_n of_o work_n and_o thus_o we_o propose_v to_o proceed_v not_o to_o discourse_v of_o the_o way_n to_o try_v the_o goodness_n of_o the_o lapis_fw-la lazuli_fw-la which_o we_o have_v mention_v sufficient_o already_o you_o must_v break_v it_o into_o gross_a piece_n as_o small_a as_o nut_n than_o set_v these_o in_o a_o crucible_n into_o the_o furnace_n till_o they_o redden_a with_o heat_n and_o so_o cast_v they_o into_o cold_a water_n do_v thus_o six_o or_o seven_o time_n and_o so_o reduce_v they_o to_o impalpable_a powder_n in_o a_o porphyry-mortar_n well_o cover_v over_o lest_o the_o powder_n which_o be_v very_o subtle_a shall_v disperse_v away_o into_o the_o air_n and_o then_o searce_v it_o with_o a_o fine_a searce_n also_o cover_v after_o this_o take_v of_o rosin_n of_o pine_n ordinary_a black_a pitch_n mastic_n fresh_a wax_n and_o turpentine_n of_o each_o three_o ounce_n of_o incense_n and_o linseed-oyl_n each_o one_o ounce_n melt_v all_o together_o in_o a_o earthen_a vessel_n stir_v they_o very_o well_o that_o they_o may_v mix_v this_o stuff_n be_v well_o incorporate_v cast_v it_o into_o water_n and_o keep_v it_o for_o use_n to_o each_o pound_n of_o lapis_fw-la lazuli_fw-la add_v ten_o ounce_n thereof_o and_o set_v they_o to_o dissolve_v in_o a_o pot_n over_o a_o small_a fire_n first_o melt_v the_o cement_n and_o then_o cast_v on_o the_o lapis_fw-la lazuli_fw-la by_o little_a and_o little_a observe_v such_o a_o order_n in_o this_o and_o continual_o stir_v the_o mass_n with_o a_o stick_n that_o they_o may_v mix_v insensible_o together_o afterward_o cast_v the_o mass_n into_o a_o earthen_a vessel_n of_o cold_a water_n and_o anoint_v your_o hand_n with_o linseed-oyl_n mould_v it_o up_o into_o a_o number_n of_o cake_n or_o roll_n which_o leave_v in_o cold_a water_n for_o five_o day_n shift_v the_o water_n every_o other_o day_n this_o do_v put_v they_o into_o a_o large_a and_o very_o clean_o glaze_v earthen_a vessel_n pour_v on_o they_o some_o clean_a hot_a water_n when_o that_o cool_v pour_v in_o more_o hot_a and_o do_v thus_o till_o the_o pastil_v soften_v with_o the_o heat_n of_o the_o water_n this_o do_v put_v they_o into_o hot_a water_n and_o let_v they_o be_v until_o it_o receive_v a_o bluish_a colour_n strain_v this_o water_n to_o reserve_v the_o grosser_n piece_n and_o so_o put_v it_o into_o another_o glaze_v earthen_a vessel_n very_o clean_o add_v more_o to_o the_o pastil_v which_o strain_n through_o a_o fine_a searce_n afterward_o among_o the_o former_a continue_v this_o until_o all_o the_o colour_n be_v extract_v and_o no_o more_o remain_v behind_o your_o water_n must_v be_v only_o warm_a otherwise_o it_o will_v occasion_v a_o blackness_n in_o the_o colour_n which_o be_v to_o be_v take_v care_n of_o and_o import_v very_o much_o all_o your_o colour_a water_n be_v in_o the_o vessel_n you_o may_v cleanse_v they_o of_o any_o unctuosity_n by_o repose_v they_o for_o twenty_o four_o hour_n in_o which_o time_n the_o coâ—our_n will_v stick_v to_o the_o bottom_n than_o you_o may_v pour_v off_o â—he_v water_n gentle_o into_o another_o vessel_n and_o it_o will_v carry_v off_o the_o grease_n along_o with_o it_o strain_v it_o afterward_o into_o the_o vessel_n where_o the_o colour_n be_v again_o through_o a_o fine_a searce_n and_o all_o the_o grease_n and_o nastiness_n will_v be_v leave_v behind_o do_v thus_o thrice_o stir_v the_o colour_n very_o well_o every_o time_n you_o return_v the_o water_n â—o_o it_o that_o the_o filth_n and_o grease_n may_v ascend_v from_o it_o â—nd_v it_o will_v always_o stay_v in_o strain_v on_o the_o searce_a beâ—ind_n the_o water_n this_o do_v let_v the_o colour_n precipitate_v entire_o â—nd_v so_o pour_v off_o all_o the_o water_n very_o leisurely_o for_o fear_v â—f_a disturb_v it_o dry_v this_o colour_n and_o you_o will_v have_v delicate_a vltra-marine_a if_o you_o will_v imitate_v this_o colour_n at_o little_a charge_n make_v use_n of_o our_o blue-enamel_n after_o the_o same_o manner_n and_o instead_o of_o the_o lapis_fw-la lazuli_fw-la observe_v without_o exception_n the_o like_a regimen_n and_o prescription_n just_a now_o deliver_v in_o every_o respect_n and_o by_o this_o mean_n you_o will_v have_v a_o very_a pretty_a agreeable_a colour_n to_o paint_n with_o and_o for_o ting_v of_o glass_n many_o other_o way_n may_v be_v give_v here_o for_o make_v vltra-marine_a beside_o these_o we_o have_v already_o lay_v down_o but_o because_o the_o principal_a part_n of_o the_o preparation_n be_v in_o every_o one_o the_o same_o we_o look_v upon_o these_o as_o sufficient_a and_o that_o it_o will_v be_v but_o needless_a to_o repeat_v any_o more_o that_o the_o lapis_fw-la lazuli_fw-la may_v be_v make_v by_o art_n as_o fine_a and_o good_a as_o the_o natural_a which_o be_v get_v from_o the_o mine_n we_o allow_v and_o shall_v free_o
make_v the_o counterfeit_v fine_a and_o hard_a and_o we_o be_v persuade_v that_o the_o preparation_n of_o those_o we_o shall_v assign_v will_v appear_v so_o easy_a and_o yet_o produce_v such_o fine_a imitation_n as_o shall_v be_v very_o satisfactory_a chap._n ccxliii_o to_o imitate_v fine_a oriental_a pearl_n the_o difference_n between_o those_o which_o be_v at_o present_a wear_v by_o the_o lady_n and_o such_o as_o we_o shall_v prescribe_v as_o to_o the_o goodness_n hardness_n and_o fineness_n of_o the_o stuff_n we_o have_v already_o endeavour_v to_o clear_v but_o before_o we_o proceed_v any_o further_a take_v these_o remain_a part_n of_o the_o furnace_n in_o chap._n 52._o the_o letter_n o_o be_v the_o balneum_fw-la mariae_fw-la p_o the_o vessel_n for_o contain_v the_o sand_n or_o ash-fire_n q_o the_o eye_n or_o holes_n of_o the_o furnace_n r_o their_o cover_n which_o when_o they_o be_v set_v on_o draw_v in_o the_o air_n and_o increase_v the_o heat_n for_o fusion_n the_o other_o be_v crucibles_n we_o do_v also_o intend_v to_o give_v the_o description_n of_o another_o furnace_n at_o the_o close_a of_o the_o five_o book_n as_o well_o for_o the_o service_n of_o the_o matter_n in_o that_o as_o the_o six_o book_n you_o may_v however_o take_v it_o along_o with_o you_o here_o a_o be_v the_o ash-hole_n you_o may_v add_v to_o it_o a_o hovel_n for_o suck_v in_o the_o air_n which_o must_v be_v lute_v to_o it_o very_o firm_o b_o be_v the_o inside_n where_o the_o ash_n fall_v into_o this_o aught_o to_o be_v lofty_a for_o draw_v the_o air._n c_o be_v the_o grate_n and_o must_v be_v of_o very_o strong_a iron_n bar_n d_o be_v the_o open_v through_o which_o the_o crucible_n and_o fuel_n be_v put_v in_o this_o aught_o to_o be_v of_o well_o temper_a iron_n and_o lute_v within_o side_n with_o very_o good_a lute_n at_o least_o three_o inch_n thick_a e_o be_v the_o chamber_n where_o the_o work_n be_v bake_v f_o be_v the_o coverlid_n of_o the_o furnace_n which_o be_v to_o be_v vault_a firm_a and_o make_v of_o the_o same_o earth_n g_o be_v the_o chimney_n over_o which_o you_o may_v set_v several_a iron_n plate_n one_o above_o tother_o for_o draw_v the_o air._n h_o be_v the_o hovel_n or_o shelve_v place_n of_o iron_n for_o the_o ash-hole_n ay_o be_v funnel_n for_o the_o chimney_n plate_n and_o the_o hovel_n k_o be_v a_o crucible_n if_o this_o furnace_n be_v make_v five_o or_o six_o inch_n thick_a it_o will_v bear_v all_o degree_n of_o heat_n and_o serve_v very_o convenient_o for_o private_a person_n by_o make_v it_o of_o a_o suitable_a largeness_n instead_o of_o the_o glass-house_n furnace_n when_o you_o make_v your_o fire_n of_o wood_n there_o will_v be_v no_o occasion_n for_o the_o hovel_n of_o the_o ash-hole_n but_o to_o go_v on_o with_o our_o pearl_n you_o must_v take_v two_o pound_n of_o thrice_o distil_a vinegar_n one_o pound_n of_o venice_n turpentine_n mix_v they_o together_o and_o so_o put_v the_o mass_n into_o a_o glass_n cucurbit_n fit_a to_o it_o the_o head_n and_o receiver_n lute_v the_o joint_n let_v they_o dry_a and_o so_o set_v it_o on_o a_o sand-furnace_n to_o distil_v the_o vinegar_n keep_v a_o gentle_a heat_n lest_o the_o stuff_n swell_v up_o afterward_o put_v the_o vinegar_n into_o another_o glasscucurbit_a wherein_o you_o must_v hang_v a_o quantity_n at_o discretion_n of_o seed_n pearl_n string_v on_o a_o thread_n of_o silver_n or_o gold_n do_v about_o with_o a_o piece_n of_o very_o thin_a silk_n these_o must_v hang_v in_o the_o middle_n of_o the_o body_n so_o as_o not_o to_o touch_v the_o vinegar_n this_o do_v head_n your_o cucurbit_n with_o a_o blind_a head_n and_o lute_n it_o very_o well_o set_v it_o in_o a_o moderate_a b._n mariae_fw-la well_o close_v there_o to_o remain_v for_o a_o fortnight_n the_o heat_n of_o the_o b._n will_v elevate_v the_o fume_n of_o your_o vinegar_n and_o they_o will_v continual_o circulate_v about_o the_o pearl_n and_o so_o soften_v and_o bring_v they_o to_o the_o consistence_n of_o a_o paste_n which_o be_v once_o perform_v take_v they_o off_o and_o mould_v they_o up_o in_o what_o form_n you_o please_v round_o long_o or_o peaalike_a and_o as_o big_a as_o you_o think_v fit_a do_v this_o with_o mould_v of_o fine_a plate_n gild_a within_o you_o must_v not_o touch_v the_o paste_n at_o all_o with_o your_o hand_n but_o altogether_o work_v it_o with_o a_o plate_n spatula_fw-la which_o will_v fill_v the_o mould_v than_o bear_v they_o through_o with_o a_o porker_n bristle_v or_o gold-wire_n and_o so_o let_v they_o dry_v a_o little_a then_o thread_n they_o again_o with_o gold-wire_n and_o set_v they_o in_o a_o close_a glass_n which_o lie_v in_o the_o sun_n to_o dry_v they_o to_o a_o hardness_n set_v they_o afterward_o in_o a_o glass_n matrass_n in_o a_o stream_n of_o run_v water_n leave_v it_o there_o for_o twenty_o day_n and_o about_o that_o time_n they_o assume_v their_o first_o solidity_n and_o hardness_n to_o give_v they_o transparency_n and_o splendour_n you_o must_v prepare_v some_o mercury-water_n after_o the_o rate_v we_o shall_v prescribe_v in_o the_o next_o chapter_n when_o you_o have_v take_v they_o out_o of_o the_o last_o matrass_n wherein_o they_o be_v for_o twenty_o day_n as_o the_o run_v water_n hang_v they_o in_o a_o vessel_n of_o glass_n where_o the_o mercury-water_n be_v and_o so_o they_o will_v moisten_v swell_v and_o assume_v their_o oriental_a beauty_n this_o do_v shift_v they_o out_o of_o this_o water_n into_o a_o matrass_n close_v hermetical_o for_o fear_v that_o any_o water_n shall_v be_v admit_v into_o it_o and_o so_o down_o with_o it_o into_o a_o well_o leave_v it_o there_o for_o eight_o whole_a day_n then_o draw_v it_o up_o open_v the_o matrass_n and_o you_o will_v have_v they_o as_o fine_a and_o good_a as_o any_o oriental_a pearl_n whatsoever_o this_o method_n be_v a_o little_a long_a but_o withal_o it_o be_v effectual_a and_o sure_a however_o it_o be_v not_o thus_o the_o philosopher_n or_o virtuoso_n work_v for_o they_o have_v another_o way_n much_o short_a have_v regard_n only_o to_o one_o spirit_n nor_o have_v i_o experience_v enough_o in_o their_o matter_n to_o make_v a_o discovery_n thereof_o and_o if_o i_o have_v it_o can_v not_o be_v do_v without_o disoblige_v they_o irreconcilable_o therefore_o take_v what_o i_o have_v deliver_v on_o this_o important_a subject_n in_o good_a part_n and_o be_v assure_v that_o if_o you_o be_v acquaint_v with_o that_o secret_a which_o they_o so_o close_o reserve_v there_o can_v be_v nothing_o do_v more_o by_o it_o as_o to_o goodness_n and_o beauty_n in_o this_o work_n than_o by_o our_o prescribe_a method_n which_o be_v very_o estimable_a and_o more_o precious_a than_o you_o will_v imagine_v whereof_o i_o can_v assign_v you_o no_o better_o or_o other_o argument_n than_o experience_n to_o convince_v you_o chap._n ccxliv_o to_o make_v mercury-water_n for_o give_v transparency_n and_o splendour_n to_o the_o pearl_n have_v promise_v this_o secret_a of_o make_v mercury-water_n to_o complete_a the_o transparency_n and_o natural_a lustre_n of_o your_o pearl_n which_o be_v a_o matter_n so_o high_o valuable_a that_o a_o very_a considerable_a sum_n have_v be_v offer_v in_o our_o presence_n for_o the_o discovery_n thereof_o to_o a_o certain_a person_n yet_o we_o be_v free_a that_o experience_n shall_v have_v its_o due_a course_n of_o inform_v the_o ignorant_a and_o shall_v for_o our_o part_n generous_o acquit_v our_o engagement_n you_o must_v take_v plate_n tin_n of_o cornwall_n calcine_v let_v the_o calx_fw-la be_v very_o fine_a and_o pure_a amalgamate_fw-it one_o ounce_n thereof_o with_o two_o ounce_n of_o prepare_a mercury_n well_o purify_v wash_v the_o amalgama_n with_o water_n until_o the_o water_n remain_v clear_a and_o insipid_a then_o dry_v the_o amalgama_n thorough_o put_v it_o into_o a_o matrass_n over_o a_o furnace_n keep_v such_o a_o degree_n of_o heat_n as_o be_v require_v for_o sublimation_n when_o the_o matter_n be_v well_o sublimate_v take_v off_o the_o matrass_n and_o let_v it_o cool_v and_o so_o take_v out_o the_o sublimate_n to_o which_o add_v one_o ounce_n of_o venice_n sublimate_n and_o grind_v they_o well_o together_o on_o a_o marble_n so_o put_v they_o into_o another_o matrass_n close_o it_o very_o well_o and_o set_v it_o topsy-turvy_o in_o a_o pail_n of_o water_n and_o the_o whole_a mass_n will_v resolve_v its_o self_n in_o a_o little_a time_n all_o into_o mercury-water_n this_o do_v filter_n it_o into_o a_o glass_n receiver_n and_o set_v it_o on_o a_o gentle_a ash-fire_n to_o coagulate_v and_o it_o will_v be_v bring_v to_o a_o crystalline_a mass_n take_v it_o 〈◊〉_d and_o with_o a_o glass_n pestle_n and_o mortar_n pound_n it_o very_o well_o to_o a_o very_a fine_a powder_n which_o searce_n through_o a_o fine_a searce_n and_o put_v it_o into_o
a_o well_o stop_v matrass_n in_o b._n mariae_fw-la let_v it_o remain_v till_o it_o resolve_v again_o into_o water_n and_o this_o last_o shall_v be_v the_o mercury-water_n which_o you_o must_v preserve_v to_o employ_v on_o your_o pearl_n chap._n ccxlv_o another_o way_n to_o make_v these_o pearl_n this_o be_v a_o easy_a way_n than_o the_o former_a for_o by_o bake_v they_o as_o we_o shall_v show_v you_o very_o much_o shorten_v the_o time_n which_o the_o preparation_n will_v else_o take_v up_o however_o you_o must_v not_o expect_v they_o so_o delicate_a and_o natural_a as_o the_o first_o the_o cause_n whereof_o be_v easy_a enough_o conceive_v for_o these_o pearl_n have_v enlarge_v themselves_o in_o the_o water_n as_o we_o already_o note_v it_o be_v reasonable_a to_o believe_v the_o harden_v they_o afterward_o in_o the_o cold_a will_v be_v of_o a_o much_o more_o natural_a effect_n than_o if_o do_v with_o heat_n take_v very_o fair_a oriental_a seed_n pearl_n for_o this_o purpose_n and_o reduce_v it_o to_o impalpable_a powder_n on_o a_o marble_n to_o dissolve_v afterward_o in_o mercury-water_n or_o clarify_a juice_n of_o lemon_n if_o this_o be_v not_o effect_v quick_a enough_o set_v it_o in_o a_o cucurbit_n over_o warm_a ash_n and_o be_v very_o careful_a to_o take_v the_o cream_n which_o in_o a_o little_a time_n will_v appear_v at_o top_n immediate_o off_o so_o withdraw_v the_o dissolution_n from_o the_o fire_n and_o let_v it_o settle_v a_o little_a this_o do_v pour_v it_o gentle_o into_o another_o glass_n body_n and_o keep_v it_o apart_o you_o will_v have_v the_o pearl_n in_o a_o paste_n at_o the_o bottom_n with_o which_o fill_v your_o gild_a plate_n mould_v make_v to_o what_o bigness_n or_o form_v you_o think_v fit_a press_v the_o paste_n with_o the_o silver_n spatula_fw-la and_o so_o shut_v they_o up_o four_o and_o twenty_o hour_n after_o you_o must_v take_v and_o bear_v they_o through_o with_o a_o porker_n bristle_n close_v up_o the_o mould_v and_o leave_v they_o in_o the_o oven_n in_o a_o paste_n of_o barley_n doughty_n which_o be_v half_o bake_v draw_v out_o and_o open_a take_v away_o all_o the_o pearl_n and_o steep_v they_o in_o the_o dissolution_n just_a before_o direct_v to_o be_v keep_v apart_o put_v they_o in_o and_o out_o several_a time_n so_o close_v they_o in_o their_o mould_v and_o bake_v they_o again_o with_o the_o like_a paste_n as_o before_o only_o let_v this_o last_o be_v almost_o burn_v up_o before_o you_o draw_v it_o out_o thus_o you_o will_v have_v the_o pearl_n well_o bake_v and_o harden_v this_o do_v draw_v it_o out_o open_v all_o the_o mould_v take_v away_o the_o pearl_n and_o string_n they_o on_o one_o or_o more_o gold_n or_o silver_n thread_n steep_v they_o in_o mercury-water_n give_v in_o the_o former_a chapter_n for_o about_o a_o fortnight_n after_o this_o dry_v they_o by_o the_o sun_n in_o a_o well_o close_v glass_n body_n so_o you_o will_v have_v very_o fine_a and_o splendid_a pearl_n chap._n ccxlvi_o another_o way_n though_o this_o be_v a_o more_o common_a way_n than_o the_o precede_a we_o will_v not_o omit_v it_o because_o every_o one_o may_v have_v his_o choice_n to_o take_v that_o method_n which_o best_o suit_n with_o his_o apprehension_n or_o conveniency_n you_o must_v as_o in_o the_o former_a take_v very_o fair_a oriental_a seed_n pearl_n ground_n to_o a_o impalpable_a powder_n and_o dissolve_v it_o in_o allom-water_n then_o rack_v off_o that_o water_n and_o wash_v the_o paste_n of_o pearl_n which_o remain_v at_o bottom_n first_o with_o some_o distil_a water_n than_o iâ—_n bean-water_n and_o set_v it_o in_o b._n mariae_fw-la or_o horse-dung_n to_o digest_v for_o a_o fortnight_n afterward_o take_v out_o your_o vessel_n and_o the_o matter_n be_v come_v to_o the_o consistence_n of_o a_o paste_n mould_v up_o the_o paste_n in_o the_o gild_a silvermould_n as_o before_o direct_v bear_v they_o with_o a_o bristle_n string_n they_o on_o gold_n or_o silver_n thread_n and_o hang_v they_o in_o a_o very_a well_o close_v limbeck_n of_o glass_n to_o prevent_v the_o air_n from_o come_v in_o to_o spoil_v they_o thus_o dry_v lap_v they_o one_o by_o one_o in_o leave_n of_o silver_n and_o split_v open_a a_o barble_n as_o if_o you_o be_v to_o fry_v he_o and_o so_o close_v they_o all_o up_o in_o his_o body_n make_v a_o paste_n of_o barly-meal_n and_o bake_v he_o in_o it_o as_o you_o will_v a_o batch_n of_o bread_n and_o no_o more_o afterward_o draw_v it_o out_o and_o let_v they_o dry_a to_o give_v a_o transparency_n and_o splendour_n to_o these_o pearl_n if_o you_o do_v care_n for_o use_v our_o mercury-water_n instead_o thereof_o take_v the_o herb_n gratiâ—_n squeeze_v in_o water_n put_v into_o this_o water_n six_o ounce_n of_o seed_n pearl_n one_o ounce_n of_o saltpetre_n a_o ounce_n of_o roch-allom_n a_o ounce_n of_o litharge_n of_o silver_n the_o whole_a be_v dissolve_v take_v your_o dry_a pearl_n heat_v they_o first_o and_o then_o cool_v they_o in_o this_o dissolution_n thus_o do_v for_o about_o six_o time_n at_o least_o heat_n and_o cool_v they_o at_o this_o rate_n therein_o if_o your_o pearl_n shall_v happen_v to_o fail_v of_o come_v to_o a_o sufficient_a hardness_n you_o may_v correct_v and_o make_v they_o exceed_o hard_o by_o bake_v they_o a_o second_o time_n after_o this_o manner_n take_v two_o ounce_n of_o calamy_n or_o lapis_fw-la calaminaris_n in_o impalpable_a powder_n add_v to_o this_o two_o ounce_n of_o oil_n of_o vitriol_n and_o two_o ounce_n of_o the_o water_n of_o white_a egg_n put_v all_o these_o into_o a_o retort_n lute_n thereto_o a_o receiver_n and_o let_v they_o distil_v you_o will_v have_v from_o they_o a_o very_a fair_a water_n with_o which_o and_o some_o very_a fine_a barly-meal_n make_v a_o paste_n coffin_n your_o pearl_n in_o this_o and_o bake_v they_o in_o a_o oven_n as_o before_o they_o will_v thus_o become_v exceed_v hard_a and_o recover_v their_o natural_a transparency_n there_o be_v many_o other_o way_n very_o good_a to_o make_v pearl_n with_o oil_n which_o add_v to_o the_o growth_n and_o largeness_n of_o the_o seed_n pearl_n as_o much_o as_o you_o will_v have_v they_o but_o all_o these_o preparation_n be_v very_o tedious_a and_o our_o book_n large_a enough_o already_o we_o be_v of_o opinion_n it_o be_v best_o to_o let_v they_o alone_o for_o the_o present_a beside_o we_o have_v say_v enough_o to_o hand_n the_o intelligent_a reader_n to_o those_o secret_n discourse_v off_o and_o teach_v they_o herein_o reserve_v the_o more_o enlarge_v and_o full_a instruction_n for_o the_o first_o edition_n we_o make_v hereof_o in_o two_o volume_n chap._n ccxlvii_o how_o to_o blanch_v fine_a pearl_n the_o beauty_n of_o pearl_n consist_v entire_o in_o the_o brightness_n of_o their_o white_a colour_n such_o as_o be_v spot_v or_o of_o a_o dark_a yellow_a be_v the_o least_o estimable_a you_o may_v however_o restore_v these_o last_o to_o a_o true_a luster_n and_o whiteness_n by_o let_v they_o soak_v and_o cleanse_v first_o in_o bran-water_n then_o in_o milk-warm_a water_n and_o last_o of_o all_o steep_v they_o twenty_o four_o hour_n in_o the_o mercury-water_n assign_v chap._n 244._o this_o do_v string_n and_o hang_v they_o in_o a_o well_o close_v glass_n body_n to_o dry_v in_o the_o sun_n as_o before_o the_o bran-water_n be_v make_v by_o boil_v two_o good_a handful_n of_o wheaten-bran_n in_o a_o quart_n of_o water_n until_o the_o water_n have_v draw_v all_o the_o strength_n thereof_o to_o it_o and_o thus_o you_o be_v to_o use_v it_o afterward_o for_o cleanse_v the_o pearl_n you_o must_v string_n and_o lay_v they_o all_o together_o in_o a_o glaze_v earthen_a pan_n and_o pour_v thereon_o one_o three_o of_o this_o water_n when_o they_o have_v soak_v until_o the_o water_n be_v tolerable_o cool_v that_o you_o may_v endure_v the_o heat_n rub_v they_o with_o your_o hand_n gentle_o to_o cleanse_v they_o the_o better_a continue_v so_o until_o the_o water_n be_v cold_a throw_v out_o this_o cold_a water_n and_o pour_v on_o another_o three_o part_n of_o the_o bran-water_n still_o boil_v and_o so_o use_v it_o as_o the_o former_a throw_v it_o away_o when_o cold_a and_o then_o pour_v on_o the_o remainder_n of_o the_o water_n proceed_v still_o after_o the_o former_a manner_n after_o this_o just_a heat_n some_o fair_a water_n and_o pour_v it_o on_o they_o to_o refresh_v and_o take_v away_o the_o remain_v of_o the_o bran_n shift_v this_o water_n pour_v on_o more_o fresh_a warm_a water_n do_v thus_o thrice_o without_o handle_v they_o then_o lay_v they_o on_o a_o sheet_n of_o very_a clean_a white_a paper_n to_o dry_v in_o a_o shade_n and_o last_o of_o all_o steep_v they_o in_o your_o mercury-water_n to_o bring_v they_o to_o perfection_n chap._n ccxlviii_o another_o way_n to_o blanch_n and_o cleanse_v fine_a pearl_n there_o be_v
may_v imitate_v all_o the_o colour_n of_o oriental_a precious_a stone_n and_o if_o this_o glass_n be_v as_o tough_a as_o crystal_n it_o will_v far_o surpass_v it_o in_o beauty_n it_o be_v true_a if_o you_o do_v work_v it_o with_o great_a care_n no_o pot_n nor_o crucible_n will_v hold_v it_o for_o it_o will_v crack_v they_o and_o run_v out_o i_o will_v here_o give_v all_o the_o method_n of_o prepare_v it_o and_o that_o so_o distinct_o that_o the_o unexperienced_a may_v succeed_v in_o it_o the_o business_n principal_o consist_v in_o know_v well_o how_o to_o calcine_v the_o lead_n and_o re-calcine_a it_o again_o which_o be_v common_o know_v notwithstanding_o in_o the_o next_o chapter_n we_o will_v show_v how_o to_o do_v it_o for_o the_o sake_n of_o those_o that_o do_v not_o know_v it_o the_o better_a the_o lead_n be_v calcine_v the_o less_o apt_a it_o be_v to_o turn_v into_o lead_n again_o and_o break_v the_o pot_n in_o this_o operation_n we_o will_v also_o show_v that_o you_o must_v always_o drop_v the_o glass_n into_o water_n when_o it_o be_v melt_v for_o the_o least_o lead_n remain_v in_o it_o break_v out_o the_o bottom_n of_o the_o vessel_n and_o sâ—_n you_o lose_v your_o matter_n which_o may_v be_v avoid_v by_o careful_o mind_v what_o we_o have_v say_v and_o which_o we_o shall_v note_v again_o in_o the_o follow_a chapter_n it_o be_v our_o opinion_n and_o that_o not_o without_o reason_n that_o that_o subtlety_n whereby_o the_o lead_v so_o easy_o in_o this_o case_n pierce_v the_o pot_n when_o it_o be_v not_o whole_o calcine_v come_v from_o a_o certain_a unctuous_a yellow_a matter_n like_o oil_n that_o be_v see_v to_o swim_v on_o the_o top_n sometime_o in_o a_o violent_a fusion_n for_o we_o have_v often_o observe_v that_o if_o that_o unctuous_a matter_n be_v not_o take_v off_o as_o soon_o as_o it_o appear_v on_o the_o top_n it_o will_v pierce_v the_o pot_n and_o so_o all_o run_v out_o among_o the_o coal_n this_o unctuous_a matter_n have_v strange_a and_o infinite_a virtue_n know_v to_o the_o adepti_fw-la both_o in_o cure_v disease_n and_o other_o operation_n he_o who_o know_v how_o to_o make_v it_o transparent_a and_o give_v it_o the_o jacynth_n colour_n in_o ezekiel_n which_o be_v that_o electrum_n speak_v of_o in_o the_o first_o chapter_n may_v boast_v he_o have_v a_o material_a from_o which_o may_v be_v extract_v a_o lac_fw-la virgin_n in_o great_a esteem_n among_o the_o philosopher_n but_o let_v this_o suffice_v we_o be_v not_o here_o to_o instruct_v the_o ignorant_a in_o those_o arcana_fw-la but_o remit_v they_o to_o the_o write_n of_o the_o adepti_fw-la kircher_n assure_v we_o that_o if_o mercury_n congeal_v with_o the_o vapour_n of_o lead_n be_v heat_v in_o a_o brass-spoon_n over_o live_a coal_n it_o will_v exhibit_v a_o strange_a variety_n of_o colour_n that_o you_o can_v imagine_v the_o like_a and_o zibav_n speak_v of_o lead_n in_o his_o seven_o book_n c._n 20._o the_o transmut_n metal_n that_o the_o melter_n and_o tryer_n of_o metal_n daily_o turn_v lead_n into_o glass_n and_o that_o this_o glass_n be_v black_a red_a yellow_a green_a or_o otherwise_o colour_v according_a as_o the_o lead_n be_v different_o calcine_v chap._n lxxxi_o to_o calcine_v lead_n lead_n be_v easy_a to_o be_v calcine_v because_o it_o be_v so_o to_o melt_v for_o this_o purpose_n you_o may_v make_v use_n of_o the_o furnace_n describe_v in_o chap._n 52_o or_o in_o a_o kiln_n you_o must_v put_v in_o a_o good_a quantity_n of_o lead_n at_o a_o time_n for_o in_o two_o or_o three_o day_n may_v be_v calcine_v several_a hundred_o weight_n the_o fire_n ought_v to_o be_v hot_a enough_o to_o melt_v glass_n and_o not_o hot_a for_o if_o it_o be_v hot_a it_o will_v not_o calcine_v the_o lead_n as_o soon_o as_o the_o lead_n be_v melt_v and_o it_o yield_v on_o top_n a_o yellowish_a matter_n begin_v to_o draw_v forward_o the_o calcine_v part_n with_o a_o iron_n fit_a for_o the_o purpose_n always_o spread_v it_o in_o the_o internal_a extremity_n of_o the_o furnace_n or_o kiln_n bottom_n this_o lead_n be_v well_o calcine_v for_o the_o first_o time_n aught_o to_o be_v put_v again_o into_o the_o furnace_n moderate_o hot_a to_o reverberate_v you_o must_v spread_v it_o with_o the_o iron_n and_o stir_v it_o continual_o for_o several_a hour_n and_o at_o this_o second_o calcination_n it_o will_v become_v yellow_a then_o searce_v it_o through_o a_o fine_a sieve_n and_o that_o which_o do_v not_o go_v through_o must_v be_v put_v with_o other_o lead_n to_o calcine_v afresh_o always_o take_v care_n that_o the_o furnace_n have_v just_a a_o moderate_a heat_n and_o be_v not_o too_o hot_a there_o be_v several_a other_o way_n of_o calcine_v lead_v which_o we_o will_v not_o mention_v here_o because_o this_o we_o have_v show_v be_v the_o best_a and_o most_o easy_a and_o will_v dispatch_v a_o great_a quantity_n in_o a_o short_a time_n all_o the_o potter_n know_v how_o to_o calcine_v it_o because_o they_o make_v use_v of_o it_o in_o their_o glaze_v chap._n lxxxii_o the_o way_n to_o make_v glass_n of_o lead_n we_o have_v tell_v you_o the_o beauty_n of_o this_o glass_n in_o chap._n 77_o which_o may_v be_v tinge_v of_o several_a colour_n as_o black_a white_a green_n and_o red_a which_o be_v natural_a to_o it_o the_o degree_n of_o the_o fire_n only_o make_v it_o take_v those_o different_a colour_n this_o glass_n be_v well_o make_v beside_o the_o beauty_n it_o have_v which_o it_o communicate_v to_o glass_n and_o to_o tincture_n of_o precious_a stone_n wherein_o it_o be_v employ_v it_o have_v other_o great_a virtue_n in_o metallick_n operation_n which_o be_v not_o know_v to_o all_o the_o world_n whereof_o we_o can_v large_o treat_v if_o it_o be_v not_o beside_o our_o subject_n to_o make_v vitrum_fw-la saturni_n take_v fifteen_o pound_n of_o calcine_v lead_n as_o we_o have_v show_v in_o the_o precede_a chapter_n and_o twelve_o pound_n of_o crystal_n or_o rochetta_n fritt_n according_a to_o what_o colour_n you_o will_v have_v mix_v they_o well_o together_o and_o put_v they_o in_o a_o pot_n in_o the_o furnace_n where_o ten_o hour_n after_o it_o will_v be_v in_o good_a fusion_n then_o cast_v the_o whole_a into_o water_n and_o take_v out_o speedy_o the_o remain_a lead_n at_o bottom_n of_o the_o vessel_n for_o fear_v it_o shall_v break_v then_o take_v it_o out_o of_o the_o water_n and_o dry_v it_o and_o put_v it_o into_o the_o same_o pot_n to_o melt_v again_o take_v care_v not_o to_o put_v in_o the_o grain_n of_o lead_n if_o there_o by_o any_o which_o be_v in_o the_o water_n and_o which_o will_v be_v loosen_v from_o the_o matter_n after_o your_o matter_n have_v be_v again_o in_o fusion_n six_o hour_n you_o may_v work_v it_o you_o may_v also_o make_v a_o glass_n of_o lead_n by_o take_v three_o part_n of_o lead_n one_o of_o fine_a sand_n and_o change_v they_o into_o glass_n in_o the_o furnace_n as_o also_o of_o three_o part_n of_o calcine_v litharge_n and_o one_o part_n of_o calcine_v flint_n melt_v and_o vitrify_v in_o the_o furnace_n together_o chap._n lxxxiii_o the_o way_n how_o to_o work_v glass_n of_o lead_n it_o be_v not_o enough_o to_o show_v how_o to_o make_v glass_n of_o lead_n if_o we_o do_v show_v how_o to_o work_v it_o too_o if_o any_o one_o will_v make_v vessel_n of_o it_o for_o use_v of_o any_o figure_n he_o must_v take_v a_o glass_n workman_n iron_n they_o use_v to_o take_v the_o metal_n out_o of_o the_o pot_n with_o and_o take_v what_o quantity_n of_o glass_n of_o lead_n with_o it_o he_o please_v when_o it_o be_v in_o fusion_n and_o let_v it_o a_o little_a cool_a then_o work_v it_o after_o the_o manner_n we_o have_v show_v chap._n 3._o you_o must_v clean_o well_o the_o marble_n you_o make_v use_v of_o and_o while_o the_o glass_n be_v cool_v you_o must_v wet_v the_o marble_n with_o cold_a water_n for_o otherwise_o the_o glass_n will_v scale_v it_o and_o part_n of_o the_o marble_n will_v stick_v to_o it_o if_o the_o marble_n be_v hard_a you_o have_v so_o much_o the_o less_o to_o fear_v for_o it_o will_v not_o break_v so_o easy_o nor_o stick_v to_o the_o glass_n chap._n lxxxiv_o to_o make_v glass_n of_o lead_n of_o a_o fair_a emerald_n colour_n the_o easiness_n of_o ting_a glass_n of_o lead_n of_o any_o colour_n be_v the_o reason_n you_o may_v be_v sure_a of_o give_v it_o a_o excellent_a emerald-green_a especial_o because_o green_n be_v also_o natural_a to_o it_o take_v twenty_o pound_n of_o crystal_n fritt_n powder_v and_o sear_v and_o sixteen_o pound_n of_o galx_n of_o lead_n also_o sift_v mix_v they_o well_o together_o then_o put_v they_o little_a by_o little_a into_o a_o pot_n heat_v in_o a_o furnace_n and_o eight_o or_o ten_o hour_n afterward_o it_o will_v be_v melt_v
furnace_n vault_n or_o on_o the_o upper_a vault_n take_v special_a care_n that_o they_o do_v melt_v let_v they_o remain_v there_o for_o three_o or_o four_o day_n or_o until_o they_o be_v very_o well_o calcine_v this_o do_v resolve_v they_o into_o a_o impalpable_a powder_n add_v thereto_o four_o pound_n of_o calx_fw-la of_o lead_n and_o tin_n prepare_v and_o calcine_v according_a to_o direction_n in_o chap._n 148._o and_o chap._n 81._o four_o pound_n of_o white_a calcine_v tartar_n prescribe_v in_o chap._n 5._o and_o elsewhere_o these_o be_v all_o mix_a and_o very_o fine_o pulverise_v put_v they_o they_o into_o your_o glaze_v pot_n at_o the_o glass-house_n furnace_n to_o melt_v and_o refine_v thence_o throw_v the_o metal_n into_o water_n and_o again_o when_o dry_a into_o the_o pot_n to_o melt_v cast_v it_o a_o second_o time_n into_o the_o water_n and_o dry_v it_o let_v it_o melt_v and_o refine_v over-again_a in_o the_o pot_n for_o some_o hour_n and_o it_o will_v be_v fit_a for_o use_v consider_v always_o the_o lead_n which_o be_v among_o the_o other_o ingredient_n and_o be_v very_o careful_a that_o you_o let_v none_o of_o it_o remain_v in_o the_o pot_n when_o you_o throw_v the_o matter_n out_o into_o the_o water_n for_o it_o will_v be_v apt_a to_o precipitate_v to_o the_o bottom_n and_o this_o for_o several_a reason_n elsewhere_o give_v too_o tedious_a and_o needless_a to_o be_v here_o repeat_v chap._n clxiv_o a_o excellent_a preparation_n of_o fusible_a manganese_n to_o be_v use_v in_o make_v of_o our_o red_a enamel_n we_o have_v already_o give_v sufficient_a direction_n to_o prepare_v manganese_n of_o piedmont_n in_o chap._n 18._o for_o ting_a these_o matter_n of_o which_o we_o have_v already_o discourse_v but_o for_o red_a and_o rose-colour_n enamel_n there_o be_v some_o more_o exquisite_a ingredient_n and_o preparation_n require_v which_o we_o think_v proper_a to_o give_v account_n of_o here_o before_o we_o speak_v of_o the_o enamel_n itself_o any_o other_o than_o manganese_n of_o piedmont_n will_v not_o serve_v your_o turn_n for_o that_o only_o be_v fit_a for_o our_o use_n to_o contribute_v to_o the_o fairness_n and_o life_n of_o the_o colour_n take_v therefore_o equal_a quantity_n of_o this_o manganese_n and_o salt-petre_a as_o much_o as_o you_o please_v and_o let_v they_o reverberate_v and_o calcine_v in_o a_o earthen_a pot_n in_o your_o furnace_n twenty_o four_o hour_n take_v it_o off_o and_o wash_v it_o well_o in_o warm_a water_n to_o separate_v the_o salt-petre_a dry_v it_o well_o and_o the_o mass_n will_v be_v of_o a_o red_a colour_n to_o this_o add_v a_o equal_a quantity_n of_o sal-armoniack_a grind_v these_o on_o a_o marble_n with_o distil_a vinegar_n as_o painter_n do_v their_o colour_n dry_v it_o and_o reduce_v it_o to_o powder_n put_v it_o afterward_o into_o a_o strong_a matrass_n or_o bolt-head_n of_o glass_n big-bellyed_a and_o long-necked_a there_o to_o sublimate_v about_o twelve_o hour_n break_v your_o matrass_n mix_v all_o the_o volatile_a and_o fix_a part_n together_o add_v the_o same_o quantity_n of_o sal-armoniack_a as_o there_o be_v flower_n and_o take_v care_n to_o weigh_v they_o before_o composition_n grind_v pulverize_v and_o sublime_a as_o before_o repeat_v this_o until_o your_o manganese_n remain_v fusible_a in_o the_o bottom_n of_o the_o matras_n and_o this_o be_v that_o which_o you_o must_v preserve_v to_o thing_fw-mi crystal_n with_o and_o make_v it_o ruddy_a and_o diaphanous_a or_o transparent_a as_o a_o ruby_n chap._n clxv_o the_o way_n to_o make_v a_o fix_a sulphur_n to_o be_v use_v in_o composition_n for_o enamel_n this_o fix_a sulphur_n serve_v for_o several_a use_n in_o chemistry_n and_o very_o convenient_a for_o oblige_v young_a artist_n now_o though_o it_o be_v not_o so_o unavoidable_o necessary_a for_o make_v red_a enamel_n yet_o we_o will_v not_o omit_v it_o here_o because_o it_o contribute_v to_o our_o prescribe_v two_o sort_n of_o way_n for_o it_o as_o well_o as_o to_o satisfy_v the_o more_o curious_a goldsmith_n put_v flower_n of_o sulphur_n as_o much_o as_o you_o please_v into_o a_o glass_n cucurbite_n lute_v at_o bottom_n pour_v thereto_o oyl-olive_n as_o much_o as_o will_v drown_v the_o matter_n by_o two_o inch_n set_v the_o cucurbite_n on_o a_o violent_a sand-furnace_n for_o a_o full_a hour_n then_o take_v it_o off_o and_o pour_v in_o strong_a vinegar_n and_o the_o sulphur_n will_v soon_o precipitate_v and_o the_o oil_n ascend_v on_o the_o surface_n of_o the_o vinegar_n decant_v this_o from_o the_o sulphur_n into_o another_o vessel_n and_o put_v in_o more_o fresh_a oil_n as_o before_o do_v thus_o thrice_o and_o you_o will_v have_v at_o length_n a_o fix_a sulphur_n to_o make_v use_n of_o for_o enamel_n chap._n clxvi_o another_o fix_v incombustible_a sulphur_n there_o be_v yet_o another_o way_n for_o fixation_n of_o sulphur_n for_o the_o same_o use_n and_o several_a chemical_a operation_n wherein_o it_o have_v very_o great_a virtue_n make_v strong_a lie_n of_o quicklime_n and_o harsh_a oak-ash_n put_v therein_o flower_n of_o sulphur_n until_o the_o liquid_a surface_n be_v four_o inch_n upmost_a boil_v it_o for_o a_o considerable_a while_n over_o the_o fire_n this_o will_v cleanse_v and_o purge_v the_o sulphur_n from_o its_o unctuosity_n and_o corruption_n and_o qualify_v it_o for_o your_o purpose_n separate_v the_o lie_n from_o the_o sulphur_n and_o dry_v it_o you_o will_v have_v it_o white_a fix_v and_o incombustible_a exceed_v proper_a for_o the_o goldsmith_n to_o make_v use_n of_o on_o gold_n we_o can_v prescribe_v several_a way_n more_o to_o make_v sulphur_n fix_v and_o fusible_a but_o these_o two_o already_o give_v be_v sufficient_a for_o our_o purpose_n we_o reserve_v they_o therefore_o for_o some_o other_o place_n to_o be_v discover_v among_o matter_n more_o excellent_a and_o of_o great_a curiosity_n for_o the_o advantage_n of_o such_o person_n who_o study_v the_o improvement_n and_o profounder_n part_n of_o chemistry_n chap._n clxvii_o to_o extract_n spirit_n of_o saturn_n a_o excellent_a ingredient_n for_o enamel_n and_o glass-work_n we_o think_v fit_a to_o propose_v all_o the_o preparation_n proper_a for_o make_v a_o red_a enamel_n before_o we_o show_v the_o way_n to_o make_v it_o because_o the_o ingredient_n to_o be_v use_v must_n first_o be_v provide_v or_o we_o can_v proceed_v regular_o to_o our_o business_n among_o the_o rest_n this_o spirit_n of_o saturn_n be_v not_o to_o be_v lay_v aside_o which_o though_o consider_v here_o as_o useful_a only_o in_o enamel_n and_o glass-work_n may_v have_v other_o virtue_n familiar_a to_o the_o learned_a but_o for_o our_o business_n it_o be_v such_o as_o do_v very_o noble_o heighten_v and_o much_o improve_v the_o matter_n for_o our_o work_n and_o for_o any_o other_o not_o immediate_o relate_v to_o we_o here_o we_o pass_v over_o in_o silence_n reduce_v good_a litharge_n as_o much_o as_o you_o please_v to_o a_o impalpable_a powder_n and_o set_v it_o in_o a_o glaze_v earthen_a vessel_n over_o a_o still_a fire_n add_v to_o this_o good_a distil_a vinegar_n till_o four_o inch_n above_o it_o mix_v they_o well_o together_o and_o then_o let_v they_o settle_v until_o the_o vinegar_n become_v milk-coloured_n which_o will_v be_v in_o a_o little_a time_n decant_v this_o vinegar_n off_o gentle_o and_o put_v on_o fresh_a continue_v to_o do_v thus_o until_o it_o admit_v of_o no_o more_o colour_n then_o put_v all_o the_o milk-coloured_n vinegar_n into_o a_o glaze_v earthen_a vessel_n and_o let_v it_o stand_v until_o the_o lead_v precipitate_a to_o the_o bottom_n from_o whence_o pour_v of_o the_o clear_a vinegar_n which_o will_v be_v at_o top_n and_o that_o milk-couloured_a sediment_n which_o remain_v be_v what_o we_o call_v spirit_n of_o saturn_n though_o improper_o and_o that_o which_o we_o will_v make_v use_n of_o for_o the_o enamel_n and_o glass_n if_o it_o do_v not_o precipitate_v well_o to_o your_o like_n and_o that_o the_o vinegar_n at_o top_n be_v not_o very_o clear_a cast_v among_o it_o some_o cold_a water_n if_o that_o will_v do_v and_o that_o your_o vinegar_n still_o continue_v muddy_a set_v all_o the_o water_n and_o vinegar_n together_o over_o a_o gentle_a fire_n to_o evaporate_v and_o thus_o you_o will_v have_v the_o more_o spirituous_a part_n of_o your_o vinegar_n a_o sediment_n in_o the_o bottom_n of_o the_o vessel_n which_o be_v exceed_o useful_a for_o glass-work_n keep_v it_o together_o with_o the_o rest_n of_o the_o saturn_n for_o use_v this_o noble_a preparation_n which_o we_o call_v spirit_n of_o saturn_n do_v indeed_o contain_v it_o but_o you_o must_v have_v skill_n to_o extract_v it_o thereout_o to_o say_v that_o it_o be_v all_o spirit_n of_o saturn_n be_v untrue_a for_o it_o be_v that_o wherein_o the_o spirit_n be_v contain_v and_o from_o whence_o it_o may_v be_v more_o easy_o and_o better_a separate_v than_o from_o the_o mass_n of_o lead_n i_o propose_v
clxxxiv_o to_o enamel_n on_o copper_n though_o we_o have_v before_o touch_v upon_o the_o way_n of_o enamel_v on_o copper_n yet_o lest_o the_o reader_n shall_v too_o slight_o apprehend_v it_o as_o not_o in_o order_n or_o a_o distinct_a chapter_n therefore_o we_o be_v oblige_v to_o enter_v it_o here_o to_o avoid_v imperfection_n the_o less_o use_n be_v make_v of_o this_o metal_n in_o this_o work_n the_o better_a for_o the_o enamel_n never_o stick_v to_o it_o perfect_o but_o be_v easy_o scale_v divide_a and_o break_v off_o which_o never_o happen_v to_o gold_n beside_o the_o copper_n be_v so_o impure_a that_o its_o fume_n destroy_v the_o beauty_n of_o the_o enamel_n so_o much_o in_o the_o furnace_n that_o they_o quite_o lose_v their_o charm_n and_o splendour_n by_o the_o malignity_n of_o those_o vapour_n though_o the_o copper_n receive_v easy_o all_o thick_a or_o dark_a enamel_n it_o can_v be_v bring_v so_o well_o to_o endure_v the_o clear_a and_o limpid_a now_o if_o you_o will_v make_v use_n of_o these_o last_o you_o must_v first_o lay_v a_o lay_n of_o green_n or_o black_a and_o thereon_o a_o leaf_n of_o silver_n to_o receive_v the_o enamel_n suitable_a for_o that_o metal_n mention_v in_o the_o former_a chapter_n so_o that_o in_o the_o main_n it_o be_v much_o better_a to_o make_v use_n of_o silver_n for_o the_o transparent_a enamel_n since_o the_o copper_n be_v so_o apt_a to_o foul_a and_o the_o charge_n in_o either_o much_o the_o same_o in_o enamel_v on_o copper_n you_o must_v take_v a_o plate_n of_o red_a copper_n forge_v smooth_a and_o even_o apply_v your_o enamel_n of_o what_o colour_n you_o desire_v above_o and_o under_o the_o plate_n as_o before_o then_o put_v this_o into_o the_o reverberatory_n furnace_n and_o when_o it_o receive_v its_o polish_n draw_v it_o out_o chap._n clxxxv_o to_o prepare_v the_o enamel_n for_o the_o metal_n before_o you_o apply_v your_o enamel_n on_o the_o metal_n you_o must_v give_v it_o this_o little_a preparation_n which_o be_v the_o easy_a and_o best_a approve_v on_o by_o the_o goldsmith_n we_o will_v instance_n it_o in_o white_a enamel_n because_o that_o be_v more_o general_o make_v use_n of_o than_o any_o other_o take_v white_a enamel_n of_o the_o six_o book_n chap._n 149._o pulverize_v it_o very_o fine_a pour_v on_o it_o a_o little_a aqua_fw-la fortis_fw-la and_o let_v it_o afterward_o purify_v and_o refine_v in_o a_o small_a glass_n cucurbit_n wash_v it_o afterward_o often_o in_o fair-water_n dry_a and_o keep_v it_o in_o a_o close_a vessel_n for_o use_n to_o make_v use_n of_o it_o first_o pound_n a_o quantity_n thereof_o in_o a_o stone_n mortar_n wet_v it_o with_o a_o little_a water_n and_o so_o spread_v it_o on_o the_o plate_n and_o into_o the_o furnace_n with_o it_o as_o before_o thus_o do_v with_o all_o your_o clear_a and_o transparent_a enamel_n and_o you_o will_v have_v all_o your_o thing_n in_o a_o readiness_n to_o go_v on_o with_o your_o work_n as_o you_o think_v convenient_a chap._n clxxxvi_o to_o prepare_v the_o colour_n for_o paint_v on_o enamel_n nothing_o can_v be_v more_o splendid_a than_o the_o paint_n on_o enamel_n and_o for_o this_o use_n must_v be_v choose_v the_o lively_a and_o most_o noble_a colour_n and_o such_o as_o will_v easy_o vitrifie_v and_o melt_v all_o these_o assign_v throughout_o the_o six_o book_n be_v as_o equal_o sufficient_a for_o this_o as_o for_o enamel_v if_o you_o grind_v they_o first_o on_o your_o marble_n with_o the_o best_a oil_n of_o spike_n or_o mix'em_v together_o with_o the_o other_o ingredient_n for_o that_o purpose_n as_o we_o shall_v give_v a_o full_a account_n in_o the_o next_o chapter_n and_o of_o all_o the_o matter_n to_o be_v use_v with_o calcine_v enamel_n which_o serve_v to_o make_v up_o the_o paint_n for_o enamel_n mix_v they_o well_o together_o as_o painter_n do_v on_o their_o pallet_n when_o you_o want_v some_o colour_n of_o enamel_n you_o may_v with_o blue_n and_o yellow_a make_v a_o good_a fair_a green_a a_o blue_n and_o red_a mix_v will_v produce_v a_o fine_a violet_n a_o red_a and_o white_a create_v a_o rose-colour_n a_o black_a and_o white_a form_n a_o gallant_a grace_n and_o so_o of_o other_o every_o workman_n have_v his_o own_o secret_a and_o peculiar_a way_n of_o work_v but_o most_o of_o they_o make_v use_n of_o rocaille_n for_o varnish_v their_o colour_n which_o have_v a_o ill_a effect_n because_o of_o too_o much_o lead_n which_o be_v not_o perfect_o purge_v off_o this_o lessen_v the_o life_n and_o splendour_n and_o it_o always_o continue_v as_o it_o be_v tarnish_v cloudy_a and_o dull_a but_o our_o enamel_n be_v well_o refine_v will_v produce_v work_n so_o fine_a and_o agreeable_a that_o it_o be_v not_o possible_a to_o find_v any_o thing_n so_o illustrious_a and_o accomplish_a and_o such_o as_o for_o their_o one_o private_a diversion_n will_v work_v herein_o and_o have_v not_o the_o conveniency_n of_o a_o glass-house_n may_v easy_o be_v furnish_v by_o proceed_v to_o make_v one_o according_a to_o the_o direction_n already_o give_v notwithstanding_o the_o sufficiency_n of_o our_o enamel_n for_o afford_v all_o sort_n of_o colour_n and_o tinge_n in_o paint_v on_o enamel_n we_o will_v yet_o prescribe_v other_o mean_n for_o this_o no_o way_n inferior_a thereto_o to_o answer_v the_o advantage_n and_o curiosity_n of_o those_o who_o work_v at_o this_o excellent_a art_n chap._n clxxxvii_o to_o make_v white_a for_o paint_v on_o enamel_n the_o best_a workman_n for_o the_o most_o part_n use_v the_o white_a enamel_n ground_n which_o they_o can_v manage_v with_o address_n enough_o to_o heighten_v and_o illustrate_v their_o light_n which_o be_v necessary_a to_o be_v do_v to_o all_o their_o colour_n as_o in_o miniature_n but_o as_o it_o be_v difficult_a to_o preserve_v the_o ground_n just_o for_o improve_n those_o other_o colour_n and_o order_v the_o composition_n all_o one_o as_o in_o carnation_n you_o must_v take_v of_o our_o crystal_n ground_n prepare_v with_o tin_n and_o lead_v purge_v and_o refine_v as_o in_o chap._n 158._o or_o rather_o of_o our_o milk-colour_n enamel_n in_o chap._n 159._o which_o be_v the_o fair_a can_v be_v make_v cleanse_v it_o with_o aqua_fw-la fortis_fw-la wash_v dry_a and_o grind_v it_o afterward_o with_o oil_n of_o spike_n or_o you_o may_v prepare_v another_o white_a ground_n without_o lead_n thus_o take_v very_o pure_a tin_n calcine_v as_o in_o the_o chapter_n aforesaid_a and_o let_v it_o vitrifie_v in_o a_o glass-house_n pot_n with_o eight_o time_n as_o much_o crystal_n frit_n as_o we_o have_v direct_v the_o preparation_n in_o chap._n 6_o pulverize_v these_o very_a fine_a and_o proceed_v precise_o according_a to_o prescription_n for_o purification_n etc._n etc._n in_o chap._n 158._o chap._n clxxxviii_o to_o make_v a_o black_a for_o paint_v on_o enamel_n though_o the_o black_a enamel_n prescribe_v in_o chap._n 156._o and_o those_o succeed_a it_o may_v serve_v to_o paint_n on_o enamel_n with_o this_o colour_n without_o any_o other_o preparation_n than_o grind_v it_o with_o oil_n of_o spike_n yet_o we_o will_v add_v here_o another_o black_a no_o less_o excellent_a and_o fine_a arise_v from_o equal_a part_n of_o black-enamel_n and_o peregrine_n well_o calcine_v mix_v and_o reduce_v they_o to_o a_o impalpable_a powder_n and_o then_o apply_v oil_n of_o spike_n and_o you_o will_v have_v a_o colour_n which_o will_v take_v with_o great_a facility_n on_o the_o enamel_n chap._n clxxxix_o a_o yellow_a for_o paint_n on_o enamel_n we_o will_v only_o make_v use_n of_o our_o enamel_n prepare_v in_o chap._n 162._o mix_v and_o purify_v with_o aqua_fw-la fortis_fw-la and_o after_o wash_v in_o clean_a water_n as_o in_o chap._n 185._o dry_a and_o grind_v this_o powder_n with_o oil_n of_o spike_n on_o your_o marble_n and_o it_o be_v fit_a for_o use_v with_o this_o yellow_a and_o a_o blue_n as_o we_o have_v already_o hint_v may_v be_v make_v a_o fair_a green_n but_o those_o enamel_n describe_v in_o chap._n 153._o and_o the_o succeed_a be_v so_o just_a and_o fine_a that_o it_o be_v needless_a to_o use_v any_o other_o for_o that_o purpose_n this_o preparation_n for_o the_o yellow_a here_o lay_v down_o be_v sufficient_a also_o for_o it_o without_o any_o further_a trouble_n chap._n cxc_o a_o blue_a to_o paint_v on_o enamel_n the_o enamel_n of_o this_o colour_n assign_v in_o chap._n 151._o and_o 152._o be_v the_o noble_a can_v be_v use_v in_o this_o work_n purify_v they_o with_o aqua_fw-la fortis_fw-la and_o grind_v they_o with_o oil_n of_o spike_n as_o before_o direct_v for_o the_o other_o colour_n you_o may_v because_v it_o be_v vetrify_v make_v another_o fine_a enough_o blue_n thus_o take_v painter_n enamel_n prepare_v add_v to_o this_o put_v into_o a_o glass-bottle_n best_o rectify_v aquavitae_a enough_o to_o drown_v the_o stuff_n by_o four_o inch_n stop_v it_o well_o and_o set_v it_o in_o
as_o possible_a and_o so_o let_v it_o dry_v thorough_o afterward_o moisten_v the_o paper_n on_o the_o blank-side_n and_o with_o a_o blunt_a graver_n draw_v off_o and_o trace_v the_o line_n of_o the_o picture_n which_o will_v afterward_o remain_v perfect_a and_o distinct_o on_o the_o varnish-side_n of_o your_o glass_n quarre_n this_o draught_n be_v for_o the_o model_n you_o must_v paint_v your_o filling_n in_o and_o observe_v that_o the_o tracing_n and_o stroke_n of_o the_o picture_n be_v to_o serve_v you_o in_o shadow_v which_o can_v be_v reject_v without_o disadvantage_n to_o your_o piece_n the_o manner_n of_o paint_v on_o glass_n be_v quite_o contrary_a to_o that_o of_o limn_v or_o paint_v on_o cloth_n or_o wood_n for_o in_o this_o the_o paint_n be_v but_o on_o one_o side_n be_v plain_o visible_a on_o the_o other_o here_o the_o set_v off_o be_v first_o do_v than_o the_o compound_a colour_n just_a run_v over_o and_o so_o continue_v until_o perfect_v whereas_o on_o linen_n etc._n etc._n the_o settings-off_a or_o heightning_n be_v the_o last_o stroke_n and_o their_o ground-colour_n or_o first_o be_v that_o which_o we_o end_v withal_o and_o make_v our_o last_o lay_n with_o in_o all_o piece_n do_v on_o glass_n we_o do_v not_o show_v the_o way_n to_o make_v up_o the_o colour_n nor_o how_o to_o mix_v and_o finish_v the_o artificial_a one_o for_o that_o relate_v immediate_o to_o the_o art_n of_o paint_v of_o which_o several_a piece_n be_v extant_a and_o not_o to_o this_o art_n of_o glass_n and_o these_o note_v herein_o be_v the_o same_o as_o in_o the_o other_o art_n of_o paint_v on_o cloth_n and_o not_o very_o uneasy_o prepare_v you_o must_v also_o paint_v on_o glass_n just_a as_o in_o miniature_n with_o water-colour_n lay_v your_o picture_n underneath_o it_o as_o before_z and_o this_o will_v show_v fine_a than_o if_o do_v in_o oil_n beside_o the_o colour_n dry_a in_o a_o moment_n your_o piece_n be_v thus_o do_v in_o oil_n or_o water-colour_n may_v receive_v a_o very_a additional_a and_o improve_n beauty_n by_o over-laying_a all_o the_o colour_n except_o the_o ground_n with_o leaf-silver_n which_o will_v appear_v very_o glorious_a and_o lively_a on_o such_o as_o be_v transparent_a to_o wit_n lake_n verditer_n etc._n etc._n chap._n ccxv_o the_o manner_n of_o gild_v on_o glass_n we_o promise_v to_o show_v this_o way_n of_o gild_v on_o glass_n after_o we_o have_v do_v with_o paint_v and_o this_o we_o will_v discharge_v here_o take_v any_o glass_n you_o please_v and_o moisten_v it_o over_o where_o you_o design_v to_o gild_v with_o gum-water_n apply_v your_o leaf-gold_n and_o so_o let_v it_o dry_v cover_v the_o glass_n over_o with_o any_o piece_n of_o hollow_a glass_n and_o set_v it_o on_o a_o iron-plate_n at_o the_o mouth_n of_o the_o furnace_n to_o heat_v gentle_o and_o when_o it_o be_v well_o heat_v move_v it_o in_o further_a and_o in_o a_o very_a little_a time_n it_o will_v be_v red_a hot_a then_o withdraw_v it_o and_o let_v it_o cool_v slow_o at_o the_o furnace_n mouth_n thus_o if_o you_o have_v lay_v your_o gold_n well_o on_o at_o first_o you_o will_v find_v it_o so_o well_o communicate_v to_o the_o glass_n that_o it_o be_v impossible_a for_o any_o trial_n to_o endamage_v the_o gild_v and_o after_o this_o method_n you_o may_v do_v with_o globe_n and_o give_v they_o a_o wonderful_a beauty_n which_o no_o dust_n nor_o injury_n of_o time_n can_v alter_v chap._n ccxvi_o another_o way_n to_o gilled_a glass_n this_o second_o way_n be_v altogether_o as_o fine_a as_o the_o other_o beside_o the_o gilding_n be_v better_a coated_a and_o less_o expose_v to_o injury_n take_v a_o glass_n and_o moisten_v it_o every_o where_o you_o design_n to_o gilled_a with_o gum-water_n and_o lay_v on_o your_o leaf-gold_n let_v it_o dry_a this_o do_v run_v the_o gold_n over_o with_o water_n wherein_o borax_n have_v be_v dissolve_v and_o so_o dust_n it_o with_o impalpable_a powder_n of_o glass_n set_v it_o afterward_o by_o degree_n into_o your_o furnace_n until_o it_o become_v red_a hot_a and_o the_o powder_n on_o the_o gilding_n be_v melt_v and_o run_v then_o draw_v it_o out_o leisurely_o let_v it_o cool_a at_o the_o mouth_n of_o the_o furnace_n and_o you_o will_v have_v your_o glass_n very_o fine_o gild_a so_o that_o nothing_o in_o nature_n can_v spoil_v it_o unless_o it_o be_v break_v or_o you_o may_v gilled_a on_o glass_n with_o linseed-oyl_n etc._n etc._n as_o in_o chap._n 198._o after_o the_o same_o manner_n as_o on_o china_n but_o the_o way_n we_o have_v just_a now_o give_v be_v so_o fine_a that_o we_o look_v upon_o they_o to_o be_v more_o excellent_a such_o as_o will_v make_v a_o choice_n may_v work_v by_o direction_n in_o this_o present_a chapter_n chap._n ccxvii_o to_o imitate_v precious-stone_n in_o colour_n on_o globe_n or_o other_o vessel_n of_o white_a glass_n this_o way_n of_o ting_a be_v different_a from_o what_o we_o have_v already_o give_v and_o because_o we_o will_v not_o willing_o leave_v out_o any_o thing_n that_o may_v serve_v the_o curious_a we_o will_v give_v the_o method_n in_o this_o chapter_n you_o may_v thus_o thing_fw-mi any_o vessel_n of_o white_a glass_n either_o globular_a or_o concave_a with_o mouth-glue_a let_v it_o soak_v in_o water_n for_o two_o day_n and_o so_o boil_v it_o afterward_o until_o it_o be_v all_o melt_v and_o let_v it_o cool_v â—_o little_a pour_v it_o milk-warm_a into_o your_o globe_n or_o other_o vessel_n shake_v it_o therein_o to_o wet_v it_o all_o over_o and_o so_o pouâ—_n it_o out_o again_o then_o your_o colour_n be_v all_o ready_a iâ—_n powder_n first_o blow_n in_o the_o vermilion_n through_o 〈◊〉_d hollow_a pipe_n so_o as_o to_o represent_v cloud_n or_o waving_n in_o like_a manner_n blow_v in_o the_o blue-enamel_n scale_n of_o copper_n orpiment_n and_o lake_n all_o in_o fine_a powder_n these_o colour_n will_v stick_v in_o undulation_n because_o the_o glue_n be_v moist_a you_o may_v do_v thus_o with_o any_o other_o colour_n this_o do_v take_v plaster_n well_o pulverise_v and_o put_v a_o good_a quantity_n thereof_o into_o the_o vessel_n and_o shake_v it_o well_o all_o over_o before_o and_o until_o the_o glue_n be_v quite_o dry_a and_o it_o will_v stick_v all_o round_a then_o shake_v out_o what_o remain_v loose_a and_o you_o will_v have_v the_o outside_n fine_o particoloured_a and_o marble_a etc._n etc._n when_o these_o colour_n be_v well_o dry_v they_o will_v stick_v so_o to_o the_o inside_n that_o they_o will_v never_o come_v off_o but_o remain_v always_o fine_a set_v these_o globe_n on_o stand_v where_o they_o may_v be_v for_o ornament_n and_o the_o pleasure_n of_o those_o who_o shall_v see_v and_o consider_v their_o admirable_a beauty_n the_o end_n of_o the_o nine_o book_n of_o the_o art_n of_o glass_n book_n x._o show_v how_o to_o extract_v the_o essential_a tincture_n of_o all_o herb_n or_o flower_n as_o yellow_a red_a green_n blue_n violet_n purple-coloured_a etc._n etc._n with_o their_o respective_a lake_n to_o make_v ultra-marine_a german-blue_a etc._n etc._n as_o well_o for_o the_o art_n of_o glass_n as_o paint_v chap._n ccxviii_o not_o to_o omit_v any_o thing_n which_o at_o all_o concern_v the_o art_n of_o glass_n we_o think_v convenient_a in_o this_o ten_o book_n to_o give_v the_o public_a a_o method_n of_o extract_v all_o manner_n of_o essential_a tincture_n from_o herb_n as_o well_o as_o flower_n a_o work_v not_o only_o necessary_a for_o paint_v but_o the_o art_n of_o glass_n too_o we_o shall_v also_o give_v direction_n to_o make_v lake_n of_o several_a colour_n vltra-marine_a of_o lapis-lazuli_a with_o german-blue_a etc._n etc._n the_o manner_n we_o prescribe_v for_o make_v these_o colour_n do_v equal_o qualify_v they_o for_o ting_a glass_n stones_n enamel_n and_o for_o paint_n on_o enamel_n and_o glass-work_n and_o all_o this_o so_o prepare_v as_o not_o to_o press_v on_o the_o diversion_n or_o pall_v the_o pleasure_n of_o the_o several_a artist_n or_o other_o curious_a person_n who_o employ_v themselves_o that_o way_n for_o recreation_n what_o can_v be_v more_o admirable_a than_o the_o product_n and_o liberality_n of_o nature_n in_o bestow_v such_o excellent_a enamel_n on_o flower_n and_o plant_n as_o contribute_v to_o furnish_v paint_v with_o such_o fine_a and_o lively_a colour_n which_o the_o industry_n of_o mankind_n can_v extract_v and_o so_o well_o adapt_v to_o the_o conveniency_n of_o art_n as_o to_o produce_v effect_n fine_a and_o more_o beautiful_a than_o any_o other_o whatsoever_o the_o use_n of_o flower_n and_o plant_n be_v not_o whole_o confine_v to_o this_o noble_a art_n but_o they_o be_v also_o proper_a for_o die_v and_o have_v much_o more_o excellent_a success_n in_o physic_n where_o their_o virtue_n be_v infinite_a etc._n etc._n no_o product_n in_o nature_n be_v useless_a but_o the_o very_o mean_a have_v its_o
several_a other_o easy_a way_n to_o cleanse_v and_o whiten_v the_o pearl_n which_o may_v serve_v on_o indifferent_a occasion_n and_o for_o ordinary_a use_n pound_v alabaster_n to_o impalpable_a powder_n and_o rub_v the_o pearl_n with_o it_o very_o gentle_o this_o will_v cleanse_v they_o or_o you_o may_v let_v they_o remain_v in_o this_o powder_n twenty_o four_o hour_n afterward_o they_o be_v still_o much_o the_o better_a for_o it_o white_a coral_n have_v also_o the_o same_o effect_n as_o the_o alabaster_n use_v it_o after_o the_o like_a manner_n tartar_n calcine_v white_a and_o divest_v of_o all_o its_o moisture_n as_o we_o have_v show_v elsewhere_o be_v very_o good_a for_o the_o same_o use_n clary_n or_o old_a salt_n dissolve_v filter_v coagulate_v well_o dry_v and_o ground_n be_v as_o effectual_a as_o any_o of_o the_o former_a thing_n for_o cleanse_v and_o blanch_a of_o pearl_n by_o rub_v they_o therewith_o a_o considerable_a time_n you_o may_v afterward_o lay_v they_o up_o in_o some_o millet_n ground_n large_a and_o it_o will_v contribute_v to_o they_o a_o natural_a brightness_n there_o be_v several_a other_o way_n to_o cleanse_v and_o whiten_a pearl_n but_o those_o we_o have_v here_o propose_v be_v sufficient_a chap._n ccxlix_o to_o make_v counterfeit_n pearl_n very_o like_o the_o natural_a this_o receipt_n for_o make_v counterfeit_n pearl_n have_v a_o much_o more_o fine_a and_o solid_a effect_n than_o any_o now_o a-days_o in_o use_n take_v chalk_n well_o purify_v and_o separate_v from_o its_o grossness_n and_o sand_n make_v paste_n thereof_o and_o so_o mould_v it_o up_o like_o pearl_n in_o a_o mould_n for_o that_o purpose_n pierce_v these_o through_o with_o a_o bristle_n and_o let_v they_o afterward_o dry_a before_o the_o sun_n or_o for_o more_o dispatch_n in_o a_o oven_n till_o they_o receive_v a_o just_a hardness_n then_o string_n they_o on_o a_o very_a fine_a thread_n of_o silver_n colour_n they_o over_o light_o with_o bolearmoniack_n dilute_v in_o water_n of_o whites_n of_o egg_n then_o drench_v they_o with_o a_o pencil_n and_o fair_a water_n and_o so_o apply_v leaf-silver_n all_o over_o and_o let_v they_o dry_a this_o do_v burnish_v they_o with_o a_o vvolf_n tooth_n till_o they_o shine_v very_o fine_o to_o give_v they_o the_o true_a colour_n of_o pearl_n make_v a_o glue_n of_o parchment_n or_o rather_o vellum_n shave_n thus_o wash_v the_o shave_n in_o warm_a water_n very_o well_o and_o boil_v they_o after_o in_o a_o new_a pot_n to_o a_o thickness_n and_o strain_v this_o glue_n when_o you_o use_v this_o glue_n you_o must_v warm_v it_o on_o â—_o flat_o vessel_n then_o dip_v the_o string_n of_o pearl_n therein_o so_o as_o not_o to_o fill_v the_o interval_n inches_n between_o each_o pearl_n but_o that_o every_o one_o may_v be_v do_v all_o over_o equal_o aâ—ter_v this_o let_v they_o dry_a if_o you_o observe_v any_o balk_v 〈◊〉_d defect_n on_o they_o you_o may_v dip_v they_o in_o a_o second_o timeâ—_n thus_o they_o will_v assume_v a_o fine_a and_o more_o transparent_a whiteness_n and_o will_v have_v a_o certain_a darkness_n within_o and_o lustre_n on_o the_o outside_n which_o complete_v and_o â—rings_v they_o to_o the_o natural_a beauty_n of_o real_a fine_a pearl_n you_o may_v after_o this_o manner_n do_v with_o transparent_a bead_n of_o alabaster_n and_o very_o white_a mouth-glew_a and_o it_o will_v add_v very_o much_o to_o their_o beauty_n but_o leaf_n silver_n do_v certain_o contribute_v most_o of_o any_o thing_n else_o whatever_o to_o their_o splendour_n of_o the_o art_n of_o glass_n book_n xii_o to_o make_v crystal_a looking-glass_n how_o to_o grind_v polish_v diamond-cut_a and_o silver_n they_o to_o make_v glass_n and_o metal_n mirror_n etc._n etc._n chap._n ccl_o this_o be_v the_o twelve_o and_o last_o book_n of_o our_o art_n of_o glass_n which_o shall_v have_v indeed_o succeed_v the_o first_o but_o we_o wait_v some_o memoir_n on_o the_o subject_a nor_o we_o have_v not_o yet_o find_v they_o this_o make_v we_o put_v it_o off_o and_o place_n it_o here_o beside_o there_o be_v such_o a_o coherency_n of_o matter_n in_o the_o order_n of_o the_o second_o book_n as_o we_o can_v not_o possible_o dispose_v of_o any_o other_o way_n without_o break_v their_o due_a course_n and_o the_o affinity_n and_o connection_n they_o have_v with_o each_o other_o which_o the_o reader_n may_v easy_o perceive_v but_o what_o matter_n be_v it_o where_o we_o place_v this_o so_o that_o it_o may_v be_v find_v among_o our_o work_n and_o we_o deliver_v nothing_o therein_o but_o what_o we_o have_v be_v familiar_a withal_o that_o of_o looking-glass_n be_v undoubted_o the_o fine_a and_o more_o admirable_a part_n of_o glass-work_a it_o be_v the_o most_o perfect_a masterpiece_n of_o all_o the_o art_n we_o presume_v the_o order_n we_o have_v give_v in_o place_v it_o here_o will_v be_v approve_v of_o since_o it_o be_v the_o subject_a of_o the_o last_o book_n and_o the_o twelve_o which_o be_v a_o perfect_a number_n and_o comprehend_v all_o other_o in_o sacred_a philosophy_n twelve_o the_o number_n of_o grace_n and_o perfection_n have_v be_v high_o esteem_v at_o all_o time_n for_o those_o wonderful_a property_n ascribe_v to_o it_o it_o be_v very_o much_o celebrate_v in_o holy_a writ_n and_o the_o divine_a plato_n have_v use_v it_o with_o the_o same_o deference_n in_o his_o work_n if_o the_o account_n which_o those_o who_o be_v intimate_v with_o this_o famous_a number_n twelve_o have_v leave_v of_o it_o be_v not_o foreign_a to_o our_o design_n we_o can_v give_v the_o curious_a such_o extraordinary_a relation_n as_o will_v create_v a_o mighty_a respect_n in_o they_o for_o the_o same_o we_o already_o note_v in_o the_o first_o chapter_n that_o it_o be_v about_o two_o hundred_o year_n since_o the_o invention_n of_o looking-glass_n and_o also_o how_o they_o be_v find_v out_o before_o these_o the_o lady_n make_v use_v of_o steel_n or_o copper_n or_o well_o polish_a marble_n mirror_n these_o have_v be_v in_o use_n for_o many_o age_n we_o can_v by_o the_o help_n of_o history_n look_v back_o on_o they_o as_o far_o as_o the_o time_n of_o ozias_n king_n of_o juda_n which_o be_v about_o the_o four_o or_o five_o olympiad_n and_o as_o many_o year_n before_o the_o building_n of_o rome_n seven_o hundred_o and_o sixty_o four_o year_n after_o this_o our_o christian_n aera_fw-la commence_v now_o though_o the_o tyrian_n be_v very_o conversant_a in_o glass-work_n yet_o they_o have_v not_o the_o knowledge_n of_o make_v looking-glass_n among_o all_o the_o excellency_n of_o the_o art_n none_o come_v near_o this_o nothing_o can_v be_v fine_a or_o admit_v of_o great_a admiration_n than_o to_o see_v that_o all_o the_o action_n of_o the_o beholder_n be_v so_o just_o and_o lively_o represent_v in_o these_o glass_n that_o he_o have_v a_o opportunity_n of_o discover_v what_o be_v to_o be_v value_v on_o he_o and_o correct_v what_o be_v amiss_o these_o truth_n be_v too_o apparent_a for_o any_o to_o disprove_v for_o the_o experience_n of_o they_o be_v at_o this_o day_n to_o be_v make_v as_o easy_o by_o the_o mean_a as_o the_o great_a person_n we_o shall_v discourse_v but_o very_o brief_o of_o the_o metal_n for_o make_v these_o glass_n for_o it_o be_v the_o same_o crystal_n we_o have_v prescribe_v throughout_o the_o first_o book_n but_o we_o will_v enlarge_v on_o this_o matter_n a_o little_a for_o the_o conveniency_n of_o make_v the_o mirror_n of_o metal_n etc._n etc._n whereof_o we_o will_v show_v how_o to_o compound_v the_o stuff_n and_o the_o way_n of_o work_v they_o chap._n ccli_o the_o way_n to_o make_v looking-glass_n all_o those_o who_o employ_v themselves_o in_o the_o art_n oâ—_n glass_n do_v it_o always_o without_o derogate_a from_o their_o quality_n as_o we_o have_v note_v in_o chap._n 3._o which_o our_o king_n have_v always_o take_v care_n to_o maintain_v the_o undertaker_n of_o the_o royal_a glass-manufacture_n in_o france_n when_o they_o obtain_v their_o grant_n of_o privilege_n do_v at_o the_o same_o time_n require_v that_o alâ—_n person_n of_o quality_n who_o shall_v associate_v in_o the_o manufacture_n may_v do_v it_o without_o lessen_v their_o quality_n to_o which_o his_o majesty_n agree_v with_o exemption_n from_o their_o taille_n and_o several_a other_o privilege_n aâ—_n quarter_a of_o soldier_n etc._n etc._n for_o all_o such_o their_o substitute_n servant_n and_o domestic_n the_o first_o grant_v of_o privilege_n to_o this_o manufacture_n bear_v date_n in_o october_n 1665._o in_o favour_n of_o nicholas_n du_fw-fr noyer_n for_o twenty_o year_n which_o be_v renew_v by_o letter_n patent_n of_o the_o last_o of_o december_n 1683._o for_o thirty_o year_n to_o peter_n bagneux_n the_o second_o privilege_n for_o the_o manufacture_n royal_a of_o large_a glass_n be_v grant_v decemb._n 14.1688_o to_o abraham_n to_o hevart_n for_o thirty_o year_n with_o the_o save_a privilege_n