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particular_o the_o plague_n if_o i_o do_v not_o suspect_v by_o his_o way_n
country_n which_o abound_v with_o vein_n of_o cinnabar_fw-la be_v probable_o by_o their_o expiration_n preserve_v from_o the_o pestilence_n and_o our_o hypothesis_n will_v perhaps_o appear_v somewhat_o the_o more_o probable_a if_o we_o reflect_v on_o what_o i_o late_o mention_v of_o the_o sudden_a check_n that_o be_v almost_o every_o summer_n give_v to_o the_o plague_n which_o at_o that_o time_n be_v wont_a to_o reign_v at_o grand_a cairo_n for_o since_o it_o be_v general_o observe_v and_o complain_v of_o that_o morbific_a cause_n do_v their_o work_n much_o more_o effectual_o than_o sanative_a one_o it_o seem_v very_o probable_a that_o exhalation_n ascend_v from_o underground_o into_o the_o atmosphere_n may_v be_v capable_a of_o produce_v pestilential_a fever_n and_o the_o plague_n itself_o since_o those_o corpuscle_n that_o impregnate_n the_o egyptian_a air_n upon_o the_o swell_a of_o the_o nile_n be_v able_a to_o put_v a_o speedy_a stop_n not_o only_o to_o the_o contagiousness_n 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etc._n etc._n as_o those_o of_o nitre_n be_v to_o corrode_v silver_n it_o may_v happen_v that_o another_o sort_n of_o reek_n though_o in_o their_o own_o nature_n unwholesome_a may_v by_o associate_a themselves_o with_o the_o first_o sort_n and_o compose_v with_o they_o curpuscle_n of_o new_a quality_n abolish_v or_o much_o weaken_v the_o noxious_a one_o they_o have_v before_o in_o reference_n to_o this_o or_o that_o part_n of_o the_o humane_a body_n though_o the_o spirit_n of_o saltpetre_n will_v ready_o corrode_v silver_n yet_o if_o you_o add_v to_o they_o as_o for_o some_o purpose_n i_o be_o wont_a to_o do_v about_o half_a as_o much_o or_o less_o of_o the_o spirituous_a particle_n of_o common_a salt_n which_o yet_o be_v corrosive_a enough_o and_o will_v fret_v asunder_o the_o part_n of_o iron_n copper_n antimony_n etc._n etc._n there_o will_v emerge_n a_o body_n that_o will_v not_o at_o all_o corrode_v pure_a silver_n proposition_n iu._n it_o be_v very_o probable_a that_o most_o of_o 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this_o suspicion_n thorough_o it_o be_v not_o safe_a to_o acquiesce_v in_o the_o book_n of_o physician_n only_o but_o it_o be_v fit_a to_o consult_v the_o write_n of_o geographer_n whether_o ancient_a among_o who_o i_o particular_o recommend_v strabo_n or_o modern_a together_o with_o the_o relation_n of_o historian_n navigator_n and_o other_o traveller_n and_o here_o i_o inquire_v without_o determine_v any_o thing_n whether_o the_o lues_fw-la venerea_fw-la be_v as_o most_o physician_n be_v wont_a to_o suppose_v a_o disease_n whole_o new_a or_o only_o new_a to_o our_o european_a world_n and_o bring_v hither_o from_o some_o african_a or_o other_o remote_a region_n where_o it_o may_v be_v probable_o suspect_v to_o have_v long_o be_v endemical_a but_o take_v it_o for_o grant_v with_o the_o generality_n of_o physician_n that_o some_o new_a disease_n be_v to_o be_v admit_v i_o advance_v to_o consider_v some_o of_o the_o cause_n to_o which_o they_o may_v be_v impute_v and_o to_o give_v some_o 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concurrent_a cause_n of_o those_o we_o be_v speak_v of_o yet_o neither_o can_v i_o acquiesce_v in_o these_o when_o i_o consider_v how_o much_o more_o frequent_o they_o happen_v than_o new_a disease_n do_v and_o that_o their_o action_n though_o various_a be_v too_o general_a and_o indeterminate_a to_o persuade_v i_o that_o they_o can_v be_v the_o adequate_a cause_n of_o effect_n so_o rare_a and_o anomalous_a as_o disease_n odd_a enough_o to_o deserve_v the_o title_n of_o new_a but_o now_o the_o subterranean_a region_n of_o our_o globe_n beside_o that_o it_o be_v always_o near_o we_o abound_v with_o variety_n of_o noxious_a mineral_n and_o probable_o conceal_v great_a quantity_n of_o differ_v sort_n of_o they_o that_o be_v yet_o unknown_a to_o we_o and_o air._n since_o we_o have_v elsewhere_o prove_v that_o there_o want_v not_o cause_n in_o the_o bowel_n of_o the_o earth_n to_o make_v great_a and_o irregular_a and_o sometime_o sudden_a conflux_n conflict_n dissipation_n and_o other_o considerable_a change_n among_o the_o material_n that_o nature_n have_v plentiful_o treasure_v up_o in_o those_o her_o secret_a magazine_n and_o since_o in_o make_v out_o the_o three_o former_a proposition_n we_o have_v manifest_v that_o the_o subterraneal_a part_n of_o the_o globe_n we_o inhabit_v may_v plentiful_o send_v up_o noxious_a effluvia_fw-la of_o several_a kind_n into_o the_o air_n it_o ought_v not_o to_o seem_v improbable_a that_o among_o this_o emergent_a variety_n of_o exotic_a and_o hurtful_a steam_n some_o may_v be_v find_v capable_a to_o disaffect_v humane_a body_n after_o a_o very_a uncommon_a way_n and_o thereby_o to_o produce_v new_a disease_n who_o duration_n may_v be_v great_a or_o small_a according_a to_o the_o lastingness_n of_o those_o subterraneal_a cause_n that_o produce_v they_o on_o which_o account_n it_o need_v be_v no_o wonder_n that_o some_o new_a disease_n have_v but_o a_o short_a duration_n and_o vanish_v not_o long_o after_o there_o appear_v the_o source_n or_o
a_o essay_n of_o the_o great_a effect_n of_o even_o languid_a and_o unheeded_a motion_n whereunto_o be_v annex_v a_o experimental_a discourse_n of_o some_o little_a observe_v cause_n of_o the_o insalubrity_n and_o salubrity_n of_o the_o air_n and_o its_o effect_n by_o the_o honourable_a robert_n boyle_n fellow_n of_o the_o royal_a society_n london_n print_v by_o m._n flesher_n for_o richard_n davis_n bookseller_n in_o oxford_n 1685._o advertisement_n of_o the_o publisher_n it_o be_v think_v fit_a the_o reader_n shall_v be_v inform_v that_o the_o ensue_a tract_n about_o the_o effect_n of_o languid_a motion_n be_v design_v to_o be_v a_o part_n of_o the_o author_n note_n about_o the_o origine_fw-la of_o occult_a quality_n and_o shall_v have_v come_v abroad_o together_o with_o the_o paper_n about_o the_o effluvia_fw-la of_o body_n most_o of_o which_o be_v already_o publish_v and_o according_o it_o be_v print_v seven_o or_o eight_o year_n ago_o which_o circumstance_n be_v here_o mention_v 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the_o peculiar_a modification_n of_o the_o other_o motion_n though_o the_o experiment_n deliver_v in_o the_o forego_n chapter_n have_v i_o presume_v sufficient_o manifest_v that_o the_o modification_n give_v to_o the_o motion_n of_o the_o air_n by_o sonorous_a body_n may_v have_v considerable_a effect_n upon_o animal_n in_o who_o organise_v body_n the_o curious_o contrive_a part_n have_v a_o admirable_a connexion_n with_o and_o relation_n to_o one_o another_o and_o to_o the_o whole_a symmetrical_a fabric_n they_o make_v up_o yet_o i_o fear_v it_o will_v scarce_o seem_v credible_a that_o sonorous_a motion_n of_o the_o air_n not_o very_o loud_a shall_v find_v even_o in_o body_n inanimate_a and_o inorganicall_a such_o congruous_a texture_n and_o other_o disposition_n to_o admit_v their_o action_n that_o even_o more_o languid_a sound_n peculiar_o modify_v may_v sensible_o operate_v upon_o they_o and_o much_o more_o than_o sound_n that_o be_v loud_o and_o more_o vehement_a but_o not_o so_o 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experiment_n confirm_v what_o i_o elsewhere_o mention_v of_o the_o dilatation_n of_o metal_n themselves_o by_o heat_n and_o therefore_o i_o proceed_v to_o the_o next_o instance_n this_o be_v afford_v by_o the_o know_a experiment_n of_o pass_v one_o be_v wet_v finger_a upon_o the_o orifice_n of_o a_o drinking-glass_n almost_o fill_v with_o water_n for_o though_o the_o eye_n do_v not_o immediate_o discern_v any_o motion_n that_o by_o reason_n of_o the_o pressure_n of_o the_o finger_n be_v make_v by_o one_o part_n of_o the_o glass_n upon_o another_o yet_o that_o a_o vibrate_v motion_n be_v thereby_o produce_v may_v be_v argue_v by_o the_o dance_n of_o the_o water_n especial_o that_o which_o be_v contiguous_a to_o the_o press_a side_n of_o the_o glass_n by_o which_o it_o be_v oftentimes_o so_o agitate_a that_o numerous_a drop_n be_v make_v to_o leap_v quite_o over_o and_o other_o be_v toss_v up_o to_o a_o good_a height_n into_o the_o air._n and_o that_o there_o may_v be_v considerable_a 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malignity_n of_o the_o plague_n yet_o i_o doubt_v they_o be_v not_o sufficient_a for_o so_o wonderful_a a_o effect_n unless_o we_o take_v in_o some_o new_a exhalation_n that_o then_o impregnate_n and_o correct_v the_o air._n and_o we_o shall_v scarce_o doubt_v of_o the_o great_a interest_n these_o have_v in_o the_o effect_n produce_v if_o we_o give_v credit_n to_o what_o the_o recent_a writer_n i_o have_v meet_v with_o of_o voyage_n into_o egypt_n have_v late_o publish_v about_o the_o annual_a pestilence_n at_o grand_a cairo_n a_o city_n he_o much_o frequent_v this_o author_n in_o the_o account_n he_o give_v of_o the_o present_a state_n of_o egypt_n relate_v that_o a_o little_a after_o the_o middle_n of_o our_o june_n and_o usual_o upon_o the_o very_a seventeen_o day_n there_o begin_v to_o fall_v towards_o the_o last_o quarter_n of_o the_o night_n near_o the_o morning_n certain_a drop_n of_o a_o kind_n of_o dew_n which_o cause_v the_o river_n to_o be_v fruitful_a and_o purify_v the_o 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these_o subtle_a and_o poisonous_a effluvia_fw-la it_o will_v probable_o be_v here_o expect_v that_o among_o the_o epidemical_a disease_n that_o our_o hypothesis_n derive_v from_o subterraneal_a effluvia_fw-la i_o shall_v particular_o treat_v of_o the_o cause_n of_o pestilential_a fever_n and_o the_o plague_n itself_o but_o though_o some_o such_o fever_n may_v not_o improbable_o be_v in_o great_a part_n impute_v to_o the_o noxious_a expiration_n of_o the_o globe_n we_o inhabit_v yet_o as_o to_o the_o true_a plague_n itself_o i_o free_o confess_v i_o be_o at_o a_o loss_n about_o its_o origine_fw-la the_o sacred_a write_n express_o teach_v that_o some_o plague_n and_o particular_o that_o which_o in_o david_n time_n sweep_v away_o in_o three_o day_n 70000_o person_n have_v be_v in_o a_o extraordinary_a manner_n inflict_v by_o god_n and_o to_o i_o it_o appear_v either_o scarce_o possible_a or_o far_o more_o difficult_a than_o those_o that_o have_v not_o attentive_o enough_o consider_v the_o matter_n be_v wont_a to_o think_v it_o to_o deduce_v the_o abstruse_a origine_fw-la strange_a symptom_n and_o other_o odd_a phaenomena_n of_o some_o plague_n that_o be_v record_v in_o history_n from_o mere_o corporeal_a cause_n on_o the_o other_o side_n it_o seem_v unphilosophical_a and_o perhaps_o rather_o seem_v than_o be_v very_o pious_a to_o recur_v without_o a_o absolute_a necessity_n to_o supernatural_a cause_n for_o such_o effect_n as_o do_v not_o manifest_o exceed_v the_o power_n of_o natural_a one_o though_o the_o particular_a manner_n of_o their_o be_v produce_v be_v perchance_o more_o than_o we_o be_v yet_o able_a clear_o to_o explicate_v and_o i_o think_v it_o the_o more_o questionable_a whether_o all_o plague_n be_v supernatural_a exertion_n of_o god_n power_n and_o wrath_n against_o the_o wicked_a because_o i_o observe_v that_o brute_n which_o be_v as_o well_o uncapable_a of_o moral_a vice_n as_o moral_a virtue_n be_v yet_o oftentimes_o subject_a to_o murrain_n such_o as_o may_v without_o incongruity_n be_v look_v upon_o as_o the_o pestilence_n of_o beast_n and_o it_o be_v the_o less_o likely_a that_o these_o sweep_a and_o contagious_a malady_n shall_v be_v always_o send_v for_o the_o punishment_n of_o impious_a man_n because_o i_o remember_v to_o have_v read_v in_o good_a author_n that_o as_o some_o plague_n destroy_v both_o man_n and_o beast_n so_o some_o other_o do_v peculiar_o destroy_v brute_n animal_n of_o very_o little_a consideration_n or_o use_n to_o man_n as_o cat_n etc._n etc._n upon_o these_o and_o the_o like_a reason_n i_o have_v sometime_o suspect_v that_o in_o the_o controversy_n about_o the_o origine_fw-la of_o the_o plague_n namely_o whether_o it_o be_v natural_a or_o supernatural_a neither_o of_o the_o contend_a party_n be_v altogether_o in_o the_o right_n since_o it_o be_v very_o possible_a that_o some_o pestilence_n may_v not_o break_v forth_o without_o a_o extraordinary_a though_o perhaps_o not_o immediate_a interposition_n of_o almighty_a god_n provoke_v by_o the_o sin_n of_o man_n and_o yet_o other_o plague_n may_v be_v produce_v by_o a_o tragical_a concourse_n of_o mere_o natural_a cause_n but_o though_o the_o difficulty_n that_o encumber_v each_o of_o the_o opposite_a opinion_n keep_v i_o both_o from_o dogmatical_o assert_v that_o all_o plague_n have_v a_o supernatural_a origine_fw-la and_o from_o deny_v that_o any_o have_v it_o yet_o to_o say_v something_o on_o such_o a_o occasion_n though_o i_o can_v speak_v but_o very_o hesitant_o i_o shall_v venture_v to_o add_v that_o whether_o or_o no_o the_o true_a plague_n be_v say_v to_o descend_v to_o the_o earth_n from_o a_o high_a sphere_n than_o that_o of_o nature_n yet_o its_o propagation_n and_o effect_n be_v at_o least_o for_o the_o most_o part_n carry_v on_o main_o by_o a_o malignant_a disposition_n in_o the_o air_n without_o which_o some_o plague_n can_v never_o have_v be_v so_o catch_v as_o they_o be_v nor_o so_o sudden_o mortal_a and_o that_o in_o divers_a pestilence_n this_o malignant_a disposition_n in_o the_o air_n may_v probable_o be_v in_o great_a part_n impute_v to_o some_o kind_n of_o subterraneal_a expiration_n i_o be_o prone_a to_o think_v and_o that_o chief_o upon_o two_o account_n the_o first_o thing_n that_o induce_v i_o to_o this_o conjecture_n be_v that_o not_o any_o of_o the_o several_a cause_n to_o which_o the_o plague_n be_v wont_a to_o be_v impute_v seem_v to_o i_o to_o be_v sufficient_a those_o that_o fetch_v it_o from_o the_o malevolent_a aspect_n and_o influence_n of_o the_o celestial_a light_n beside_o that_o they_o suppose_v some_o thing_n very_o difficult_a to_o be_v prove_v have_v recourse_n to_o agent_n too_o remote_a too_o general_a and_o too_o indeterminate_a to_o be_v acquiesce_v in_o as_o the_o cause_n of_o such_o particular_a symptom_n and_o phaenomena_n as_o oftentimes_o accompany_v pestilence_n and_o as_o for_o those_o other_o sect_n of_o physician_n that_o confident_o derive_v the_o plague_n some_o from_o internal_a putrefaction_n and_o other_o from_o excessive_a heat_n noisome_a stink_v corrupt_a aliment_n and_o such_o other_o celebrate_v cause_n though_o each_o party_n allege_v plausible_a reason_n for_o its_o own_o opinion_n yet_o their_o objection_n against_o their_o adversary_n be_v much_o strong_a than_o their_o argument_n be_v for_o themselves_o and_o the_o learned_a diemerbroeck_a though_o his_o own_o hypothesis_n seem_v to_o be_v more_o theological_a than_o philosophical_a have_v much_o enervate_v the_o argument_n bring_v for_o the_o several_a opinion_n late_o name_v and_o by_o he_o dissent_v from_o the_o reason_n he_o employ_v to_o refute_v all_o the_o receive_v opinion_n about_o the_o origine_fw-la of_o the_o plague_n except_o his_o own_o be_v divers_a of_o they_o worthy_a of_o so_o learned_a a_o man_n to_o who_o though_o i_o have_v leisure_n to_o transcribe_v they_o i_o shall_v refer_v the_o curious_a my_o present_a design_n be_v only_o
to_o deliver_v some_o few_o thing_n that_o seem_v more_o favourable_a to_o my_o conjecture_n than_o to_o his_o opinion_n and_o be_v suggest_v to_o i_o partly_o by_o my_o own_o thought_n and_o partly_o by_o the_o information_n that_o to_o examine_v those_o thought_n i_o procure_v by_o consult_v some_o uncommon_a author_n and_o ask_v question_n of_o great_a traveller_n and_o navigatour_n by_o this_o mean_n i_o come_v to_o learn_v that_o divers_a great_a country_n be_v usual_o free_a from_o the_o plague_n that_o according_a to_o the_o vulgar_a hypothesis_n aught_o to_o be_v as_o much_o subject_n to_o it_o if_o not_o more_o than_o england_n france_n italy_n and_o those_o other_o part_n of_o europe_n and_o asia_n where_o that_o fatal_a disease_n rage_v from_o time_n to_o time_n in_o the_o parch_a region_n of_o africa_n to_o which_o the_o excessive_a heat_n will_v make_v one_o expect_v that_o the_o plague_n shall_v make_v far_o more_o frequent_a visit_n than_o to_o our_o temperate_a european_a country_n leo_n africanus_n inform_v we_o that_o some_o part_n be_v so_o seldom_o afflict_v with_o that_o dreadful_a disease_n that_o it_o usual_o spare_v the_o inhabitant_n 29_o or_o 30_o year_n together_o and_o he_o express_o record_v that_o in_o numidia_n itself_o if_o i_o much_o misremember_v not_o the_o country_n be_v name_n notwithstanding_o the_o rage_a heat_n of_o the_o climate_n the_o plague_n be_v wont_a to_o be_v produce_v but_o once_o in_o a_o hundred_o year_n our_o 13._o purchas_n inform_v we_o that_o in_o the_o land_n of_o negro_n it_o be_v not_o know_v at_o all_o and_o to_o omit_v what_o some_o traveller_n and_o navigatour_n relate_v of_o japan_n as_o if_o it_o be_v seldom_o or_o never_o invade_v by_o the_o pestilence_n i_o do_v not_o remember_v that_o in_o new_a england_n which_o contain_v a_o great_a extent_n of_o land_n though_o i_o have_v have_v both_o curiosity_n and_o opportunity_n to_o inquire_v after_o the_o disease_n of_o that_o country_n i_o ever_o hear_v the_o english_a take_v any_o notice_n of_o the_o plague_n since_o their_o settle_v there_o above_o threescore_o and_o ten_o year_n ago_o and_o as_o for_o the_o east_n indies_n sir_n philibert_n vernatti_n a_o virtuoso_fw-la of_o great_a fame_n and_o authority_n at_o batavia_n where_o he_o reside_v in_o his_o ingenious_a return_v to_o the_o query_n send_v he_o by_o the_o royal_a society_n of_o naturalist_n answer_v thus_o to_o the_o fifteen_o pestis_fw-la morbus_fw-la est_fw-la indiarum_fw-la incolis_fw-la incognitus_fw-la the_o plague_n be_v a_o disease_n unknown_a among_o the_o indian_n and_o of_o the_o country_n that_o lie_v yet_o more_o remote_a as_o the_o great_a empire_n of_o china_n and_o the_o kingdom_n of_o tunquin_n and_o of_o cochinchina_n that_o great_a traveller_n alexander_n de_fw-fr rhodes_n who_o spend_v 30_o year_n in_o those_o part_n affirm_v that_o the_o plague_n be_v not_o so_o much_o as_o speak_v of_o there_o and_o yet_o the_o same_o jesuit_n do_v upon_o ground_n probable_a enough_o estimate_v the_o number_n of_o the_o people_n of_o china_n alone_o to_o be_v two_o hundred_o and_o fifty_o million_o a_o number_n i_o take_v to_o exceed_v by_o far_o that_o of_o all_o the_o nation_n of_o europe_n now_o when_o i_o consider_v how_o vast_a tract_n of_o land_n be_v comprise_v in_o those_o country_n some_o of_o which_o the_o plague_n do_v not_o at_o all_o and_o other_o but_o exceed_v unfrequent_o invade_v this_o immunity_n seem_v to_o i_o very_o unfavourable_a to_o most_o if_o not_o all_o the_o opinion_n receive_v among_o physician_n as_o also_o that_o of_o diemerbroeck_n himself_o who_o derive_v the_o plague_n from_o a_o supernatural_a cause_n the_o wrath_n of_o god_n against_o the_o sin_n of_o man_n for_o in_o region_n of_o such_o extent_n and_o divers_a of_o they_o very_o populous_a which_o be_v seat_v under_o very_o differ_v climate_n and_o which_o be_v some_o of_o they_o inhabit_v by_o nation_n that_o make_v war_n with_o numerous_a army_n fight_v bloody_a battle_n leave_v heap_n of_o unburied_a body_n expose_v to_o the_o putrefying_a heat_n of_o the_o sun_n be_v sometime_o force_v as_o well_o as_o other_o to_o live_v upon_o very_o unwonted_a and_o unwholesome_a food_n that_o worship_n stock_n and_o stone_n and_o beast_n and_o some_o of_o they_o devil_n who_o they_o know_v to_o be_v such_o that_o be_v at_o least_o as_o guilty_a as_o european_n of_o assassinat_n poison_n rape_n oppression_n sodomy_n and_o other_o cry_a sin_n in_o these_o region_n i_o say_v it_o be_v not_o imaginable_a but_o that_o great_a intemperature_n of_o the_o air_n especial_o in_o point_n of_o heat_n stench_n of_o dead_a body_n kill_v in_o fight_n unwholsomness_n of_o aliment_n malevolent_a aspect_n of_o celestial_a body_n high_a provocation_n of_o the_o divine_a justice_n and_o in_o short_a all_o the_o cause_n to_o one_o or_o other_o of_o which_o the_o several_a party_n of_o physician_n be_v wont_a to_o refer_v the_o plague_n shall_v be_v want_v any_o more_o than_o in_o our_o europe_n and_o yet_o the_o plague_n which_o be_v presume_v to_o be_v the_o effect_n of_o one_o or_o other_o of_o those_o cause_n be_v not_o here_o observe_v to_o be_v produce_v i_o know_v that_o it_o may_v be_v say_v that_o the_o historical_a thing_n i_o have_v be_v recite_v do_v not_o only_o oppugn_v the_o several_a receive_v opinion_n of_o physician_n about_o the_o cause_n of_o the_o plague_n but_o disfavour_v my_o conjecture_n too_o but_o if_o this_o be_v say_v i_o desire_v it_o may_v also_o be_v consider_v that_o my_o judgement_n about_o the_o plague_n consist_v of_o two_o part_n one_o that_o it_o be_v exceed_o difficult_a to_o assign_v the_o true_a and_o adequate_a cause_n of_o the_o origine_fw-la of_o the_o pestilence_n and_o the_o other_o that_o whatever_o be_v the_o cause_n of_o its_o first_o eruption_n its_o propagation_n and_o divers_a of_o its_o symptom_n may_v be_v probable_o enough_o refer_v to_o the_o depravation_n of_o the_o air_n by_o subterraneal_a steam_n and_o their_o effect_n if_o this_o be_v due_o consider_v the_o historical_a observation_n will_v appear_v not_o to_o overthrow_v the_o first_o member_n of_o our_o hypothesis_n but_o rather_o to_o confirm_v it_o and_o it_o be_v upon_o this_o account_n that_o i_o have_v mention_v they_o in_o this_o place_n and_o as_o to_o the_o second_o member_n it_o may_v be_v say_v that_o since_o in_o the_o east_n indies_n and_o the_o other_o country_n i_o have_v name_v as_o privilege_v from_o this_o rage_a disease_n it_o be_v not_o observe_v to_o break_v out_o as_o it_o can_v be_v say_v that_o subterraneal_a effluvia_fw-la do_v in_o those_o country_n promote_v the_o propagation_n of_o it_o so_o it_o can_v be_v prove_v that_o they_o can_v not_o do_v it_o incase_o the_o plague_n be_v begin_v by_o other_o cause_n but_o in_o regard_n i_o think_v it_o not_o improbable_a that_o sometime_o the_o plague_n be_v not_o only_o foment_v but_o begin_v by_o noxious_a expiration_n of_o the_o terrestrial_a globe_n i_o shall_v add_v that_o this_o supposition_n though_o i_o confess_v it_o be_v somewhat_o disfavour_v by_o some_o of_o the_o late_o mention_v observation_n yet_o be_v not_o absolute_o inconsistent_a with_o they_o for_o first_o it_o may_v be_v say_v that_o some_o of_o the_o country_n i_o speak_v of_o may_v be_v destitute_a of_o those_o noxious_a mineral_n to_o which_o we_o impute_v some_o plague_n it_o hold_v true_a in_o mineral_n as_o well_o as_o in_o plant_n non_fw-la omnis_fw-la fert_fw-la omne_fw-la tellus_fw-la and_o to_o omit_v what_o i_o have_v not_o without_o some_o wonder_n observe_v of_o the_o limit_n of_o differ_v sort_n of_o mine_n and_o mineral_n vein_n in_o very_a border_a part_n of_o the_o same_o tract_n of_o land_n i_o can_v but_o here_o take_v notice_n that_o though_o sulphur_n be_v in_o many_o country_n usual_o find_v and_o that_o in_o plenty_n where_o there_o be_v other_o metalline_a vein_n insomuch_o that_o chemist_n make_v it_o one_o of_o the_o three_o principle_n of_o all_o metal_n yet_o in_o the_o mine_n of_o england_n more_o strict_o so_o call_v i_o do_v not_o remember_v i_o ever_o meet_v with_o so_o much_o as_o a_o ounce_n of_o native_a sulphur_n and_o i_o can_v not_o find_v by_o divers_a mineralist_n of_o who_o i_o purposely_o ask_v the_o question_n that_o they_o have_v meet_v with_o any_o among_o the_o various_a mine_n they_o have_v frequent_v it_o may_v also_o happen_v that_o there_o may_v be_v hurtful_a mineral_n in_o a_o country_n and_o yet_o not_o capable_a of_o often_o produce_v or_o promote_a pestilence_n there_o even_o upon_o moderate_a earthquake_n for_o it_o be_v possible_a that_o these_o orpimental_a or_o other_o noxious_a mineral_n may_v have_v their_o bed_n or_o vein_n lie_v so_o deep_a in_o the_o earth_n that_o they_o be_v not_o ordinary_o able_a to_o send_v up_o effluvia_fw-la strong_a and_o copious_a enough_o to_o make_v
that_o when_o he_o walk_v over_o the_o neighbour_a ground_n he_o find_v himself_o much_o disorder_v especial_o in_o his_o thorax_n by_o the_o effluvia_fw-la and_o that_o the_o mine-man_n and_o digger_n be_v subject_a to_o a_o malignant_a anomalous_a and_o dangerous_a sort_n of_o fever_n though_o he_o say_v he_o be_v apt_a to_o impute_v i_o know_v not_o how_o true_o some_o part_n of_o their_o obnoxiousness_n to_o it_o to_o their_o drink_n too_o much_o strong_a wine_n but_o though_o it_o be_v probable_a the_o effluvia_fw-la of_o orpimental_a body_n may_v have_v a_o great_a interest_n in_o several_a plague_n yet_o i_o strong_o suspect_v that_o many_o other_o may_v proceed_v from_o the_o steam_n of_o such_o subterraneal_a body_n as_o be_v not_o yet_o distinct_o know_v to_o we_o and_o possible_o have_v their_o effluvia_fw-la various_o combine_v either_o beneath_o or_o above_o the_o surface_n of_o the_o earth_n i_o say_v above_o because_o i_o have_v several_a time_n and_o that_o without_o heat_n combine_v separately_z invisible_a fume_n of_o differ_v kind_n into_o manifest_o visible_a one_o in_o the_o free_a and_o open_a air._n and_o that_o the_o subterraneal_a effluvia_fw-la may_v produce_v effect_n and_o therefore_o probable_o be_v of_o nature_n very_o uncommon_a irregular_a and_o if_o i_o may_v so_o speak_v extravagant_a may_v appear_v in_o those_o prodigious_a cross_n that_o be_v see_v in_o our_o time_n viz._n in_o the_o year_n 1660._o in_o the_o kingdom_n of_o naples_n after_o a_o eruption_n of_o the_o fiery_a mountain_n vesuvius_n of_o which_o prodigy_n the_o learned_a kircherus_n have_v give_v a_o account_n in_o a_o particular_a diatribe_n for_o these_o cross_n be_v see_v on_o linen_n garment_n as_o shirt-sleeve_n woman_n apron_n that_o have_v lie_v open_a to_o the_o air_n and_o upon_o the_o expose_v part_n of_o sheet_n which_o be_v the_o less_o to_o be_v admire_v because_o as_o kircher_n fair_o guess_v the_o mineral_n vapour_n be_v by_o the_o texture_n that_o belong_v to_o linen_n which_o consist_v of_o thread_n cross_v one_o another_o for_o the_o most_o part_n at_o or_o near_o right_a angle_n easy_o determine_v to_o run_v along_o in_o almost_o straight_a line_n cross_v each_o other_o and_o consequent_o to_o frame_v spot_n resemble_v some_o one_o and_o some_o another_o kind_n of_o cross_n these_o be_v extreme_o numerous_a in_o several_a part_n of_o the_o kingdom_n of_o naples_n insomuch_o that_o the_o jesuit_n that_o send_v the_o relation_n to_o kircher_n say_v that_o he_o himself_o find_v thirty_o in_o one_o altar-cloth_n that_o fifteen_o be_v find_v upon_o the_o smock_n sleeve_n of_o a_o woman_n and_o that_o he_o reckon_v eight_o in_o a_o boy_n be_v band_n also_o their_o colour_n and_o magnitude_n be_v very_o unequal_a and_o their_o figure_n discrepant_a as_o may_v appear_v in_o many_o picture_n of_o they_o draw_v by_o the_o relatour_n they_o will_v not_o wash_v out_o with_o simple_a water_n but_o require_v soap_n their_o duration_n be_v also_o unequal_a some_o last_a ten_o or_o fifteen_o day_n and_o other_o long_o before_o they_o disappear_v and_o these_o cross_n be_v find_v not_o only_o upon_o linen_n garment_n expose_v to_o the_o air_n but_o upon_o some_o of_o those_o belong_v to_o altar_n that_o be_v keep_v lock_v up_o in_o chest_n to_o which_o possible_o they_o may_v have_v access_n by_o the_o keyhole_n or_o some_o unheeded_a chink_n to_o which_o strange_a phaenomena_n if_o i_o have_v the_o leisure_n to_o add_v some_o other_o that_o i_o have_v meet_v with_o in_o agricola_n and_o other_o approve_a author_n who_o relation_n my_o memory_n do_v not_o now_o serve_v i_o particular_o to_o cite_v i_o presume_v it_o will_v appear_v yet_o more_o probable_a that_o subterraneal_a effluvia_fw-la may_v now_o and_o then_o be_v of_o a_o very_a anomalous_a nature_n and_o produce_v strange_a effect_n and_o among_o they_o variety_n of_o pestiferous_a one_o in_o the_o air._n but_o to_o add_v this_o upon_o the_o bye_n though_o i_o fear_v physician_n will_v not_o be_v able_a to_o discover_v all_o the_o subterraneal_a body_n who_o effluvia_fw-la produce_v or_o contribute_v to_o the_o plague_n yet_o i_o do_v not_o think_v it_o impossible_a that_o by_o diligent_a observation_n and_o trial_n sagacious_a man_n may_v discover_v divers_a of_o they_o and_o perhaps_o antidote_n against_o they_o and_o though_o the_o business_n of_o this_o paper_n be_v to_o treat_v of_o the_o cause_n not_o the_o remedy_n of_o the_o plague_n yet_o i_o love_v mankind_n too_o well_o to_o suppress_v on_o this_o occasion_n a_o observation_n that_o by_o god_n blessing_n may_v in_o some_o case_n save_o the_o life_n of_o many_o in_o the_o late_a great_a plague_n that_o sweep_v away_o so_o many_o thousand_o at_o london_n there_o stay_v in_o the_o city_n a_o ingenious_a physician_n that_o be_v breed_v by_o the_o learned_a diemerbroeck_n who_o book_n de_fw-fr peste_fw-fr i_o prefer_v to_o any_o i_o have_v yet_o read_v of_o that_o disease_n this_o doctor_n who_o name_n i_o be_o sorry_a i_o have_v forget_v hear_v that_o i_o be_v desirous_a to_o receive_v a_o account_n of_o the_o plague_n from_o some_o intelligent_a eye-witness_n and_o have_v soon_o after_o some_o occasion_n to_o pass_v near_o the_o place_n in_o the_o country_n where_o i_o then_o reside_v be_v please_v to_o give_v i_o a_o visit_n and_o a_o rational_a account_n of_o the_o main_a thing_n i_o desire_v to_o know_v and_o when_o i_o inquire_v about_o his_o method_n of_o cure_n after_o he_o have_v tell_v i_o that_o he_o have_v twice_o have_v the_o plague_n himself_o whereof_o he_o show_v i_o some_o effect_n he_o add_v that_o after_o many_o and_o various_a trial_n he_o perceive_v that_o abundance_n of_o his_o patient_n die_v after_o the_o bubos_n carbuncle_n or_o pestilential_a tumor_n appear_v because_o upon_o a_o little_a refrigeration_n of_o the_o body_n by_o the_o air_n and_o oftentimes_o by_o the_o very_a fear_n that_o dishearten_v the_o patient_n the_o tumor_n will_v sudden_o subside_o and_o the_o pestilential_a matter_n recoil_v upon_o the_o vital_a part_n will_v quick_o dispatch_v the_o fatal_a work_n wherefore_o he_o bethink_v himself_o of_o a_o method_n by_o mean_n of_o which_o he_o assure_v i_o he_o have_v not_o lose_v one_o patient_n of_o very_a many_o he_o treat_v if_o he_o can_v but_o as_o he_o usual_o do_v by_o good_a alexipharmical_n and_o cordial_a remedy_n enable_v and_o excite_v nature_n to_o expel_v the_o peccant_a matter_n into_o a_o tumour_n for_o than_o he_o present_o clap_v on_o a_o appropriate_v draw_v plaster_n which_o will_v never_o suffer_v the_o tumour_n to_o subside_o but_o break_v it_o or_o make_v it_o fit_a for_o open_v and_o thereby_o give_v nature_n a_o convenient_a vent_n at_o which_o to_o discharge_v the_o matter_n that_o oppress_v she_o this_o plaster_n it_o will_v easy_o be_v think_v i_o be_v desirous_a to_o know_v and_o he_o tell_v i_o it_o be_v a_o chemical_a one_o and_o that_o it_o be_v no_o other_o than_o 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&_o ad_fw-la consistentiam_fw-la emplastri_fw-la coquantur_fw-la &_o postea_fw-la ponderentur_fw-la deinde_fw-la cum_fw-la rebus_fw-la aliis_fw-la fiat_fw-la emplastrum_fw-la lege_fw-la artis_fw-la hoc_fw-la emplastro_fw-la carbunculus_fw-la obducatur_fw-la quod_fw-la paucis_fw-la horis_fw-la venenum_fw-la extrahit_fw-la praeparatio_fw-la magnetis_fw-la arsenicalis_fw-la antea_fw-la dicti_fw-la ℞_o arsenici_fw-la chrystallini_fw-la sulphuris_fw-la vitri_fw-la antimonii_fw-la crudi_fw-la ana_fw-la haec_fw-la tria_fw-la in_o mortario_fw-la ferreo_fw-la pulverisentur_fw-la in_o vase_n fortissimo_fw-la vitreo_fw-la ponantur_fw-la ad_fw-la ignem_fw-la arenae_fw-la donec_fw-la vitrum_fw-la optimè_fw-la incalcscat_fw-la &_o praedicta_fw-la solvantur_fw-la &_o liquentur_fw-la instar_fw-la picis_fw-la quod_fw-la observabitur_fw-la quando_fw-la filum_fw-la quoddam_fw-la immittitur_fw-la in_o fundum_fw-la quod_fw-la extractum_fw-la postea_fw-la instar_fw-la terebinthinae_fw-la trahetur_fw-la ubi_fw-la satis_fw-la coctum_fw-la erit_fw-la postea_fw-la remove_n vitrum_fw-la ab_fw-la igne_fw-la &_o ubi_fw-la refrigeratum_fw-la est_fw-la rump_n &_o subtiliter_fw-la pulverisa_fw-la &_o ad_fw-la usum_fw-la serva_fw-la by_o
the_o same_o motive_n philanthropy_n i_o be_o induce_v to_o add_v on_o this_o occasion_n that_o have_v have_v some_o opportunity_n to_o oblige_v a_o ancient_a and_o very_a experience_a physician_n to_o who_o care_n be_v commit_v a_o great_a pesthouse_n where_o the_o contagion_n be_v so_o strong_a that_o he_o lose_v three_o physician_n that_o be_v to_o be_v assistant_n to_o he_o and_o three_o surgeon_n of_o four_o that_o be_v to_o be_v subservient_fw-fr to_o he_o i_o disire_v to_o learn_v of_o he_o if_o he_o count_v it_o not_o too_o great_a a_o secret_a what_o antidote_n he_o use_v to_o preserve_v himself_o from_o so_o violent_a and_o fatal_a a_o infection_n this_o request_n he_o ready_o grant_v but_o withal_o tell_v i_o that_o his_o method_n will_v not_o seem_v to_o i_o worth_n mention_v if_o i_o be_v one_o that_o value_v medicine_n by_o their_o pompousness_n not_o their_o utility_n for_o beside_o ardent_a prayer_n to_o god_n and_o a_o very_a regular_a diet_n his_o constant_a 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lessen_v or_o cease_v as_o do_v the_o tumultuous_a agitation_n that_o produce_v they_o and_o so_o likewise_o if_o you_o pour_fw-fr aqua_fw-la fortis_fw-la upon_o a_o convenient_a proportion_n of_o salt_n of_o tartar_n there_o will_v be_v at_o first_o a_o great_a ebullition_n produce_v and_o whilst_o that_o continue_v store_n of_o red_a and_o noisome_a fume_n will_v be_v elevate_v but_o will_v not_o long_o outlast_v the_o commotion_n of_o the_o mixture_n who_o active_a part_n will_v in_o no_o long_a time_n combine_v into_o a_o kind_n of_o nitrous_a salt_n wherein_o the_o noxious_a part_n of_o the_o menstruum_fw-la be_v as_o it_o be_v pinion_v and_o hinder_v from_o evaporate_n or_o ascend_v though_o real_o they_o retain_v much_o of_o their_o pristine_a nature_n as_o i_o elsewhere_o show_v it_o may_v also_o happen_v that_o soon_o after_o that_o commotion_n of_o subterraneal_a matter_n which_o send_v forth_o pestiferous_a exhalation_n a_o more_o intense_a degree_n of_o subterraneal_a 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fusible_a nature_n need_v no_o other_o and_o though_o it_o be_v remove_v but_o very_o little_a from_o the_o fire_n it_o be_v so_o dispose_v to_o shrink_v upon_o a_o small_a degree_n of_o refrigeration_n or_o rather_o abatement_n of_o heat_n that_o before_o it_o be_v sensible_o cold_a it_o will_v crack_v with_o a_o noise_n in_o so_o vehement_a a_o manner_n that_o notwithstanding_o the_o ponderousness_n of_o the_o matter_n which_o have_v be_v purposely_o lay_v upon_o a_o level_n part_n of_o a_o considerable_a bulk_n weigh_v perhaps_o some_o dram_fw-la will_v fly_v to_o a_o not_o inconsiderable_a distance_n from_o one_o another_o and_o this_o experiment_n i_o take_v pleasure_n to_o make_v more_o than_o once_o and_o if_o you_o will_v be_v content_a with_o a_o instance_n which_o though_o otherwise_o much_o inferior_a may_v not_o be_v unwelcome_a for_o its_o be_v easy_o and_o ready_o make_v i_o shall_v offer_v you_o one_o that_o i_o have_v often_o repeat_v take_v a_o piece_n of_o copper_n 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in_o the_o production_n of_o divers_a difficult_a phaenomena_n of_o nature_n that_o be_v wont_a to_o be_v refer_v to_o less_o genuine_a as_o well_o as_o less_o intelligible_a cause_n finis_fw-la a_o experimental_a discourse_n of_o some_o unheeded_a cause_n of_o the_o insalubrity_n and_o salubrity_n of_o the_o air_n be_v a_o part_n of_o a_o intend_a natural_a history_n of_o air_n london_n print_v by_o m._n flesher_n for_o richard_n davis_n bookseller_n in_o oxford_n 1685._o the_o preface_n have_v heretofore_o have_v occasion_n to_o draw_v together_o under_o certain_a head_n divers_a unpublished_a observation_n and_o experiment_n of_o my_o own_o and_o some_o of_o other_o man_n by_o way_n of_o memorial_n for_o a_o natural_a history_n of_o the_o air_n i_o think_v fit_a by_o more_o large_o treat_v of_o two_o or_o three_o of_o the_o subject_n distinct_o mention_v in_o my_o scheme_n of_o title_n to_o give_v a_o semplar_n or_o specimen_fw-la of_o what_o may_v be_v do_v upon_o the_o other_o 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