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
by_o that_o memorable_a circumstance_n of_o a_o odd_a case_n about_o a_o gangrene_n mention_v by_o the_o experience_a simon_n pauli_n in_o his_o ingenious_a tract_n de_fw-fr febribus_fw-la malignis_fw-la pag._n 71._o atqui_fw-la aeger_fw-la ille_fw-la gallus_n brachio_n truncatus_fw-la octiduum_fw-la quidem_fw-la superfuit_fw-la sed_fw-la horrendis_fw-la totius_fw-la corporis_fw-la convulsionibus_fw-la correptus_fw-la qui_fw-la quoque_fw-la ut_fw-la &_o illa_fw-la addam_fw-la observatione_fw-la dignissima_fw-la dum_o in_o domini_fw-la svi_fw-la aedibus_fw-la ad_fw-la plateam_fw-la kiodmoggerianam_fw-la romanè_fw-la laniorum_fw-la appellares_fw-la decumberet_fw-la ac_fw-la i_o ac_fw-la aliis_fw-la aliquandiu_fw-la ad_fw-la lectum_n illius_fw-la considentibus_fw-la quidem_fw-la sed_fw-la nobis_fw-la non_fw-la attendentibus_fw-la exploderentur_fw-la tormenta_fw-mi bellica_fw-la ex_fw-la regiis_fw-la ac_fw-la praetoriis_fw-la navibus_fw-la sinistrâ_fw-la truncum_fw-la dextri_fw-la brachii_fw-la fovens_fw-la ac_fw-la complectens_fw-la toties_fw-la quoties_fw-la exploderentur_fw-la singula_fw-la exclamabat_fw-la au_o au_o i_o miserum_fw-la jesus_n maria_n contundor_fw-la penitús_fw-la adeò_fw-la permolesta_fw-la &_o intolerabilis_fw-la illi_fw-la erat_fw-la tormentorum_fw-la explosio_fw-la &_o quidem_fw-la ex_fw-la loco_fw-la satis_fw-la longinquo_fw-la terrâ_fw-la non_fw-la firmâ_fw-la aut_fw-la contiguâ_fw-la verùm_fw-la super_fw-la salo_fw-la aut_fw-la mari_fw-fr balthico_fw-la instituta_fw-la by_o this_o it_o appear_v that_o the_o gun_n who_o discharge_n produce_v these_o painful_a motion_n in_o the_o patient_n rest_v upon_o a_o float_a body_n and_o i_o remember_v that_o a_o illustrious_a commander_n of_o a_o very_a great_a man_n of_o war_n be_v ask_v by_o i_o whether_o of_o the_o many_o wound_a man_n he_o have_v in_o his_o ship_n in_o a_o very_a long_a sea-fight_n none_o of_o they_o be_v affect_v by_o that_o noise_n of_o the_o enemy_n cannon_n discharge_v in_o ship_n at_o a_o distance_n he_o answer_v i_o that_o some_o who_o bone_n be_v break_v will_v sad_o complain_v of_o the_o torment_n they_o be_v put_v into_o by_o the_o shake_v they_o feel_v at_o the_o go_v off_o of_o the_o enemy_n cannon_n though_o they_o be_v too_o much_o accustom_v to_o the_o report_n of_o great_a gun_n to_o be_v as_o it_o be_v a_o bare_a noise_n offend_v by_o it_o if_o after_o all_o this_o ti_fw-mi be_v surmise_a that_o these_o motion_n be_v not_o convey_v by_o the_o air_n but_o propagate_v by_o the_o water_n and_o in_o some_o case_n some_o part_n of_o the_o shore_n from_o the_o ship_n where_o the_o gun_n be_v fire_v to_o the_o house_n where_o the_o window_n be_v shake_v or_o the_o place_n where_o the_o wound_a man_n lay_v i_o answer_v that_o if_o this_o can_v be_v make_v probable_a it_o will_v accommodate_v i_o with_o very_o eminent_a instance_n for_o the_o chapter_n of_o the_o propagable_a nature_n of_o motion_n and_o though_o it_o be_v very_o difficult_a to_o find_v such_o example_n of_o shake_v excite_v by_o sound_n as_o be_v not_o liable_a to_o the_o mention_a objection_n because_o the_o sonorous_a body_n here_o below_o do_v all_o either_o strike_v or_o lean_a upon_o such_o gross_a and_o visible_a body_n as_o the_o earth_n and_o water_n yet_o there_o be_v one_o kind_a of_o sound_n that_o must_v be_v confess_v to_o be_v propagate_v by_o the_o air_n as_o be_v make_v in_o it_o and_o that_o be_v thunder_n who_o noise_n do_v sometime_o so_o vehement_o affect_v the_o air_n though_o without_o produce_v any_o sensible_a wind_n that_o both_o other_o and_o i_o have_v observe_v it_o very_o sensible_o to_o shake_v great_a and_o strong_a house_n notwithstanding_o the_o distance_n of_o the_o cloud_n where_o the_o noise_n be_v first_o produce_v and_o i_o remember_v that_o have_v inquire_v of_o some_o sea-captain_n that_o in_o stout_a vessel_n sail_v to_o the_o indies_n whether_o they_o have_v nor_o in_o those_o hot_a region_n observe_v their_o ship_n though_o very_o much_o less_o tall_a than_o house_n to_o be_v shake_v by_o vehement_a thunder_n i_o perceive_v that_o some_o of_o they_o have_v not_o much_o heed_v any_o such_o thing_n but_o a_o couple_n of_o other_o tell_v i_o they_o have_v observe_v it_o in_o their_o ship_n and_o one_o of_o they_o tell_v i_o that_o once_o when_o the_o clap_v of_o thunder_n be_v extraordinary_a great_a some_o of_o they_o shake_v his_o ship_n so_o rude_o as_o to_o make_v the_o unwonted_a motion_n disorder_v his_o great_a gun_n all_o which_o i_o the_o less_o wonder_n at_o when_o call_v to_o mind_n what_o i_o have_v mention_v in_o the_o forego_n chapter_n and_o elsewhere_o of_o the_o power_n of_o the_o celerity_n of_o motion_n i_o consider_v that_o there_o be_v no_o celerity_n that_o we_o know_v of_o here_o below_o that_o be_v near_o so_o great_a as_o that_o wherewith_o a_o sound_n be_v propagate_v through_o the_o air_n for_o whereas_o the_o diligent_a mersennus_n observe_v that_o a_o bullet_n shoot_v out_o of_o a_o cannon_n or_o a_o musket_n do_v not_o overpass_v two_o hundred_o and_o forty_o yard_n in_o a_o second_o or_o sixty_v part_n of_o a_o minute_n i_o have_v more_o than_o once_o diligent_o observe_v that_o the_o motion_n of_o sound_n pass_v above_o four_o hundred_o yard_n in_o the_o same_o time_n of_o a_o second_o here_o in_o england_n which_o i_o therefore_o add_v because_o mersennus_n relate_v that_o in_o france_n he_o observe_v a_o sound_n to_o move_v in_o that_o time_n many_o yard_n more_o which_o may_v possible_o proceed_v from_o the_o differ_a consistence_n of_o the_o english_a air_n and_o the_o french_a the_o great_a loudness_n of_o these_o sound_n and_o the_o vehement_a percussion_n that_o the_o air_n receive_v in_o their_o formation_n will_v probable_o make_v it_o be_v easy_o grant_v that_o it_o be_v only_o the_o impetuosity_n of_o the_o motion_n of_o the_o medium_fw-la that_o give_v the_o shake_n to_o the_o window_n and_o other_o solid_a body_n that_o i_o have_v be_v mention_v to_o have_v be_v make_v to_o tremble_v by_o the_o report_n of_o cannon_n or_o thunder_n but_o yet_o i_o will_v not_o on_o this_o occasion_n conceal_v that_o perhaps_o it_o may_v without_o absurdity_n be_v suspect_v that_o some_o of_o those_o tremulous_a motion_n of_o solid_a body_n may_v either_o depend_v upon_o or_o at_o least_o be_v promote_v by_o some_o peculiar_a disposition_n that_o glass_n which_o be_v endue_v with_o springiness_n and_o some_o other_o body_n that_o perhaps_o be_v not_o quite_o devoid_a of_o that_o quality_n may_v have_v to_o be_v move_v by_o certain_a congruous_a sound_n if_o i_o may_v so_o call_v they_o more_o than_o they_o will_v by_o other_o though_o perchance_o more_o loud_a but_o though_o this_o surmise_n shall_v be_v admit_v yet_o it_o will_v not_o render_v the_o lately-recited_n instance_n improper_a for_o the_o design_n of_o this_o discourse_n but_o only_o will_v make_v some_o of_o they_o fit_a to_o be_v refer_v to_o another_o chapter_n to_o which_o i_o shall_v advance_v as_o soon_o as_o i_o shall_v have_v annex_v a_o odd_a observation_n of_o the_o experience_a platerus_n which_o argue_v that_o where_o there_o be_v a_o peculiar_a disposition_n even_o in_o a_o firm_a body_n it_o may_v receive_v considerable_a impression_n from_o so_o languid_a a_o motion_n though_o in_o likelihood_n not_o peculiar_o modify_v of_o the_o air_n as_o be_v not_o sensible_a to_o other_o body_n of_o the_o same_o kind_n foemina_fw-la quaedam_fw-la say_v he_o 185._o in_o subitaneum_fw-la incidit_fw-la morbum_fw-la viribus_fw-la subitò_fw-la prostratis_fw-la se_fw-la suffocari_fw-la indesinenter_fw-la clamitans_fw-la etsi_fw-la neo_fw-la stertoris_fw-la nec_fw-la tussis_fw-la aliqua_fw-la essent_fw-la indicia_fw-la maximè_fw-la verò_fw-la de_fw-fr aura_fw-fr quadam_fw-la adveniente_fw-la si_fw-la vel_fw-la leviter_fw-la aliquis_fw-la adstantium_fw-la se_fw-la moveret_fw-la quae_fw-la illam_fw-la opprimeret_fw-la conquerebatur_fw-la séque_fw-la suffocari_fw-la si_fw-la quis_fw-la propiùs_fw-la accederet_fw-la clamitabat_fw-la vixdum_fw-la biduum_fw-la in_o ea_fw-la anxietate_fw-la perseverans_fw-la expiravit_fw-la to_o which_o he_o add_v vidi_n &_o alios_fw-la aegros_fw-la de_fw-la simili_fw-la aura_fw-fr quae_fw-la eos_fw-la si_fw-la quis_fw-la illis_fw-la appropinquaret_fw-la in_fw-la suffocationis_fw-la periculum_fw-la induceret_fw-la conquerentes_fw-la quod_fw-la semper_fw-la pessimum_fw-la esse_fw-la signum_fw-la deprehendi_fw-la chap._n iu._n observat_fw-la iii_o man_n undervalue_v the_o motion_n of_o body_n too_o small_a to_o be_v visible_a or_o sensible_a notwithstanding_o their_o numerousness_n which_o enable_v they_o to_o act_v in_o swarm_n most_o man_n when_o they_o think_v at_o all_o of_o the_o effluvia_fw-la of_o body_n and_o their_o motion_n be_v wont_a to_o think_v of_o they_o as_o if_o they_o be_v but_o much_o fine_a sort_n of_o dust_n who_o grain_n by_o reason_n of_o their_o smallness_n be_v invisible_a which_o by_o the_o various_a agitation_n of_o the_o air_n be_v as_o it_o be_v by_o some_o faint_a wind_n blow_v against_o the_o surface_n of_o the_o body_n they_o chance_v to_o meet_v in_o their_o way_n and_o that_o they_o be_v stop_v in_o their_o progress_n without_o penetrate_v into_o the_o interior_a part_n of_o
ascend_n into_o the_o incumbent_a air_n may_v high_o conduce_v to_o the_o salubrity_n of_o it_o and_o the_o curiosity_n i_o have_v have_v to_o examine_v chemical_o some_o bowl_n and_o other_o body_n which_o be_v wont_a to_o be_v unregard_o comprise_v under_o the_o confuse_a notion_n of_o earth_n make_v i_o suspect_v that_o there_o may_v be_v far_o more_o species_n of_o salubrious_a fossiles_n than_o many_o have_v yet_o take_v notice_n of_o but_o peradventure_o you_o will_v much_o the_o more_o easy_o admit_v in_o general_a that_o subterraneal_a tract_n of_o great_a extent_n may_v for_o a_o very_a long_a time_n send_v up_o into_o the_o air_n copious_a expiration_n not_o discernible_a by_o any_o of_o oursense_n nor_o common_o suspect_v to_o be_v find_v in_o that_o body_n if_o you_o please_v to_o consider_v with_o i_o what_o i_o do_v not_o remember_v to_o have_v be_v take_v notice_n of_o to_o this_o purpose_n that_o the_o common_a air_n we_o live_v in_o and_o breathe_v do_v always_o abound_v and_o for_o many_o age_n have_v be_v impregnate_v with_o the_o copious_a magnetical_a effluvia_fw-la of_o the_o earth_n which_o our_o industrious_a gilbert_n and_o after_o he_o some_o learned_a jesuit_n and_o other_o have_v prove_v to_o be_v a_o great_a though_o faint_a magnet_n and_o who_o emanation_n as_o they_o constant_o stream_n through_o the_o air_n i_o have_v elsewhere_o by_o particular_a experiment_n show_v to_o be_v capable_a of_o pass_v through_o the_o pore_n of_o glass_n itself_o and_o act_v almost_o instantaneous_o and_o yet_o manifest_o upon_o body_n hermetical_o seal_v up_o in_o it_o but_o though_o from_o what_o have_v be_v say_v it_o may_v be_v infer_v that_o it_o be_v not_o improbable_a the_o salubrity_n of_o the_o air_n in_o some_o place_n may_v be_v chief_o or_o at_o least_o in_o part_n due_a to_o the_o wholesome_a expiration_n of_o subterraneal_a body_n yet_o general_o speak_v the_o air_n be_v deprave_v in_o far_o more_o place_n than_o it_o be_v improve_v by_o be_v impregnate_v with_o mineral_n expiration_n and_o indeed_o beside_o that_o among_o the_o mineral_n know_v unto_o we_o there_o be_v many_o more_o that_o be_v noxious_a than_o that_o be_v wholesome_a the_o power_n of_o the_o former_a to_o do_v mischief_n be_v wont_a to_o be_v far_o more_o efficacious_a than_o that_o of_o the_o latter_a to_o do_v good_a as_o we_o may_v guess_v by_o the_o small_a benefit_n man_n receive_v in_o point_n of_o health_n by_o the_o effluvia_fw-la of_o any_o mineral_n or_o other_o fossile_n know_v unto_o we_o in_o comparison_n of_o the_o great_a and_o sudden_a mischief_n that_o be_v often_o do_v by_o the_o expiration_n of_o orpiment_n sandarach_n and_o white_a arsenic_n for_o though_o that_o sell_v in_o shop_n be_v factitious_a be_v make_v of_o orpiment_n sublime_v with_o salt_n yet_o it_o be_v find_v natural_a in_o some_o hungarian_a and_o other_o mine_n on_o which_o occasion_n i_o remember_v that_o the_o ingenious_a person_n late_o mention_v to_o have_v with_o his_o guide_n take_v the_o air_n upon_o the_o hill_n of_o that_o mineral_n country_n answer_v i_o that_o when_o his_o guide_n and_o he_o walk_v over_o some_o vein_n of_o these_o noxious_a mineral_n he_o meet_v with_o several_a odorous_a steam_n which_o though_o differ_v from_o one_o another_o agree_v in_o this_o that_o they_o be_v all_o offensive_a to_o he_o and_o particular_o some_o of_o they_o by_o their_o unwelcome_a sharpness_n and_o other_o by_o give_v he_o a_o troublesome_a difficulty_n of_o respiration_n i_o will_v not_o here_o urge_v those_o sulphureous_a steam_n that_o so_o sudden_o deprive_v dog_n of_o sense_n and_o motion_n in_o the_o neapolitan_a grotta_n de_fw-fr cani_fw-la because_o there_o the_o exhalation_n be_v too_o much_o include_v and_o as_o it_o be_v pen_v up_o but_o it_o be_v very_o proper_a to_o allege_v for_o my_o present_a purpose_n the_o aorni_n or_o averni_fw-la which_o be_v mention_v by_o good_a author_n to_o be_v find_v some_o in_o hungary_n and_o some_o in_o other_o country_n for_o in_o these_o place_n there_o ascend_v out_o of_o the_o earth_n such_o noxious_a and_o plentiful_a exhalation_n as_o kill_v those_o animal_n that_o draw_v in_o the_o air_n they_o infect_v and_o some_o of_o they_o be_v able_a to_o precipitate_v even_o the_o bird_n that_o fly_v over_o the_o cavern_n that_o emit_v they_o but_o there_o be_v a_o multitude_n of_o place_n where_o it_o be_v not_o so_o manifest_a that_o hurtful_a exhalation_n ascend_v into_o the_o air_n and_o yet_o they_o real_o do_v so_o there_o be_v in_o many_o place_n whole_a tract_n of_o land_n that_o near_o the_o surface_n of_o the_o earth_n abound_v with_o marchasitical_a mineral_n as_o these_o do_v with_o a_o sharp_a vitriolate_a salt_n which_o together_o with_o the_o ill_a condition_a sulphur_n that_o they_o also_o plentiful_o contain_v ascend_v into_o the_o air_n and_o render_v it_o corrosive_n on_o which_o occasion_n i_o remember_v that_o for_o curiosity_n sake_n i_o take_v some_o english_a shine_v marchasite_n and_o cause_v a_o pound_n of_o it_o to_o be_v distil_v in_o a_o earthen_a vessel_n with_o a_o good_a fire_n by_o which_o mean_n notwithstanding_o its_o dryness_n i_o obtain_v two_o or_o three_o spoonful_n of_o a_o limpid_a liquor_n that_o smell_v very_o strong_o like_o that_o which_o the_o helmontian_o call_v gas_n sulphuris_fw-la and_o which_o appear_v manifest_o to_o be_v of_o a_o acid_a nature_n both_o by_o the_o taste_n and_o by_o it_o be_v ready_o corrode_a and_o dissolve_v unbeaten_a coral_n even_o in_o the_o cold_a to_o mention_v here_o no_o other_o trial_n that_o i_o make_v with_o it_o and_o the_o mineral_n afford_v i_o together_o with_o this_o liquor_n about_o a_o ounce_n and_o three_o quarter_n of_o inflammable_a sulphur_n part_v whereof_o ascend_a as_o may_v be_v guess_v in_o the_o form_n of_o very_o agile_a corpuscle_n these_o fasten_v themselves_o all_o about_o to_o the_o inside_n of_o the_o receiver_n and_o there_o compose_v divers_a thin_a coat_n or_o film_n as_o it_o be_v of_o sulphureous_a matter_n stick_v to_o one_o another_o which_o at_o their_o first_o take_v off_o and_o for_o some_o time_n after_o may_v be_v bend_v or_o fold_v like_o leaf_n of_o paper_n but_o afterward_o harden_v in_o the_o air._n mineralist_n and_o some_o other_o good_a author_n mention_v divers_a place_n as_o abound_v with_o marchasitical_a fossiles_n but_o i_o be_o apt_a to_o think_v they_o be_v far_o more_o common_a than_o be_v vulgar_o take_v notice_n of_o for_o i_o have_v meet_v with_o they_o where_o one_o will_v little_o expect_v they_o and_o though_o in_o england_n all_o our_o vitriol_n which_o be_v now_o plentiful_o vend_v into_o foreign_a part_n be_v make_v of_o vitriolate_a stone_n or_o body_n that_o pass_v for_o stone_n yet_o that_o be_v not_o true_a which_o our_o mineralist_n be_v wont_n thence_o to_o conclude_v that_o there_o be_v no_o other_o vitriolate_a or_o marchasitical_a matter_n in_o england_n for_o a_o famous_a dealer_n in_o fossiles_n have_v find_v a_o mine_n which_o he_o know_v not_o what_o to_o make_v of_o and_o therefore_o careful_o conceal_v address_v himself_o to_o i_o because_o he_o say_v he_o know_v i_o will_v not_o betray_v or_o supplant_v he_o and_o have_v at_o his_o desire_n take_v a_o private_a view_n of_o what_o he_o have_v discover_v i_o present_o find_v it_o to_o be_v a_o vein_n that_o lie_v at_o some_o depth_n under_o ground_n and_o run_v along_o how_o far_o i_o know_v not_o like_o a_o vein_n of_o metalline_a oar_n and_o for_o such_o upon_o that_o account_n he_o mistake_v it_o consist_v of_o a_o black_a and_o heavy_a stuff_n which_o upon_o a_o few_o easy_a trial_n i_o quick_o find_v to_o be_v of_o a_o vitriolate_a nature_n insomuch_o that_o somewhat_o to_o my_o wonder_n i_o be_v able_a to_o make_v it_o yield_v in_o few_o hour_n store_n of_o pure_a vitriol_n without_o any_o troublesome_a or_o artificial_a preparation_n proposition_n ii_o it_o be_v probable_a that_o in_o divers_a place_n some_o endemical_a disease_n do_v main_o or_o at_o least_o in_o part_n depend_v upon_o subterraneal_a steam_n under_o the_o name_n of_o endemical_a disease_n i_o do_v not_o comprise_v those_o only_a that_o be_v very_o peculiar_a to_o this_o or_o that_o country_n as_o the_o plica_fw-la be_v say_v to_o be_v to_o poland_n whence_o it_o receive_v its_o name_n of_o polonica_fw-la or_o a_o odd_a kind_n of_o colique_a in_o one_o part_n of_o france_n from_o which_o it_o be_v call_v la_o colique_a de_fw-fr poictou_n but_o also_o those_o that_o be_v more_o rise_v in_o some_o country_n than_o in_o most_o other_o such_o as_o ague_n in_o kent_n and_o in_o that_o part_n of_o essex_n they_o call_v the_o hundred_o the_o consumption_n though_o that_o be_v a_o ambiguous_a name_n in_o england_n whence_o foreign_a physician_n call_v it_o the_o tabes_fw-la anglica_n and_o flux_n of_o the_o belly_n
day_n or_o two_o invade_v multitude_n in_o the_o same_o city_n with_o violent_a and_o as_o to_o many_o person_n fatal_a symptom_n when_o i_o can_v not_o judge_v as_o other_o also_o do_v not_o that_o the_o bare_a coldness_n of_o the_o air_n can_v so_o sudden_o produce_v a_o disease_n so_o epidemical_a and_o hurtful_a and_o it_o appear_v the_o more_o probable_a that_o the_o cause_n come_v from_o under_o ground_n by_o reason_n that_o it_o begin_v with_o a_o very_a troublesome_a fog_n that_o there_o may_v be_v many_o subterraneal_a body_n which_o by_o their_o commixture_n may_v produce_v a_o sudden_a heat_n will_v be_v easy_o grant_v by_o those_o that_o know_v what_o i_o elsewhere_o purposely_o make_v out_o that_o there_o be_v subterraneal_a menstruum_n and_o be_v acquaint_v with_o chemical_a operation_n such_o as_o the_o great_a effervescence_n make_v when_o oil_n of_o vitriol_n be_v put_v upon_o file_n of_o iron_n or_o spirit_n of_o niter_n upon_o butter_n of_o antimony_n to_o which_o i_o may_v add_v many_o other_o of_o the_o like_a kind_n that_o i_o have_v try_v as_o when_o spirit_n of_o niter_n be_v put_v upon_o file_n either_o of_o iron_n copper_n or_o tin_n or_o upon_o crude_a quicksilver_n which_o i_o shall_v content_v myself_o to_o have_v name_v because_o i_o have_v another_o instance_n that_o come_v close_a to_o our_o present_a purpose_n for_o whereas_o i_o have_v show_v above_o that_o there_o be_v in_o many_o place_n great_a store_n of_o marcasitical_a matter_n beneath_o the_o surface_n of_o the_o earth_n and_o sometime_o very_a near_o it_o i_o shall_v now_o add_v that_o i_o have_v purposely_o try_v that_o put_v a_o little_a spirit_n draw_v from_o niter_n with_o which_o salt_n the_o earth_n in_o many_o place_n abound_v or_o a_o little_a oil_n of_o vitriol_n upon_o powder_a marcasite_n which_o be_v hard_a stone_n be_v more_o difficult_o wrought_v upon_o than_o many_o other_o subterxaneous_a marcasitical_a body_n of_o a_o loose_a texture_n there_o present_o ensue_v a_o strong_a reaction_n between_o the_o liquid_a and_o the_o solid_a body_n whereby_o be_v produce_v much_o heat_n not_o without_o visible_a fume_n and_o strong_o scent_v though_o not_o visible_a exhalation_n and_o such_o kind_n of_o odorous_a effluvia_fw-la be_v emit_v upon_o the_o put_v a_o little_a spirit_n of_o salt_n upon_o our_o powder_a marcasite_n and_o because_o sulphur_n be_v a_o mineral_n that_o either_o pure_a or_o copious_o mix_v with_o other_o be_v to_o be_v plentiful_o meet_v with_o in_o the_o bowel_n of_o the_o earth_n and_o in_o many_o place_n burn_v there_o i_o shall_v add_v that_o i_o have_v find_v acid_a spirit_n of_o sulphur_n make_v the_o common_a way_n to_o work_v sensible_o upon_o marcasitical_a matter_n hard_a enough_o coagulate_v a_o experience_a german_a chemist_n relate_v that_o in_o some_o part_n of_o his_o country_n he_o meet_v with_o vitriol_n stone_n or_o marcasite_n that_o by_o the_o action_n of_o mere_a common_a water_n rest_v a_o competent_a time_n upon_o they_o will_v grow_v so_o hot_a as_o to_o enable_v the_o liquor_n to_o retain_v a_o sensible_a heat_n when_o it_o have_v pass_v a_o pretty_a way_n from_o they_o and_o as_o i_o elsewhere_o show_v that_o many_o accident_n may_v occasion_v the_o break_n out_o of_o water_n or_o the_o change_n of_o their_o course_n in_o subterraneal_a place_n so_o that_o common_a water_n may_v produce_v in_o a_o very_a short_a time_n considerable_a degree_n of_o heat_n in_o mineral_n body_n may_v appear_v by_o mix_v with_o two_o or_o three_o pound_n of_o fine_a powder_n of_o common_a brimstone_n a_o convenient_a quantity_n for_o now_o i_o remember_v not_o well_o how_o much_o i_o take_v of_o file_n of_o iron_n for_o this_o mixture_n be_v thorough_o drench_v with_o common_a water_n do_v in_o a_o short_a time_n grow_v intense_o hot_a and_o send_v up_o such_o a_o thick_a smoke_n as_o good_a quicklime_n be_v wont_a to_o do_v whilst_o man_n slake_v it_o with_o water_n it_o be_v observable_a to_o our_o present_a purpose_n what_o account_n be_v give_v i_o by_o a_o domestic_a of_o i_o that_o live_v in_o the_o north_n part_n of_o england_n of_o a_o certain_a mineral_n groove_n which_o he_o have_v often_o occasion_n to_o resort_v to_o for_o when_o i_o ask_v whether_o the_o damp_n that_o place_n be_v molest_v with_o do_v frequent_o recur_n he_o answer_v i_o that_o at_o the_o time_n he_o be_v there_o it_o will_v annoy_v the_o workman_n if_o they_o do_v not_o take_v good_a care_n of_o themselves_o more_o than_o once_o in_o one_o day_n and_o by_o inquiry_n that_o i_o make_v of_o other_o that_o be_v conversant_a in_o mine_n i_o learn_v that_o in_o divers_a place_n they_o be_v molest_v with_o damp_n that_o come_v not_o at_o state_v period_n but_o irregular_o sometime_o with_o much_o great_a and_o sometime_o with_o far_o lesser_a interval_n between_o they_o the_o time_n of_o their_o duration_n be_v also_o not_o seldom_o unequal_a so_o that_o suppose_v such_o noxious_a effluvia_fw-la to_o be_v plentiful_o emit_v from_o the_o low_a part_n of_o the_o soil_n it_o need_v be_v no_o wonder_n that_o a_o epidemical_a disease_n shall_v be_v rise_v in_o this_o or_o that_o particular_a town_n or_o part_n of_o a_o country_n without_o spread_v much_o far_o and_o that_o it_o shall_v begin_v sudden_o in_o place_n where_o it_o be_v not_o expect_v for_o beside_o that_o these_o swarm_n of_o effluvia_fw-la be_v produce_v by_o casual_a concourse_n of_o circumstance_n may_v oftentimes_o be_v excite_v and_o invade_v this_o or_o that_o place_n without_o give_v the_o inhabitant_n any_o warning_n beside_o this_o i_o say_v it_o be_v not_o always_o necessary_a that_o these_o noxious_a effluvia_fw-la shall_v be_v generate_v just_a under_o the_o place_n they_o molest_v since_o the_o motion_n of_o the_o air_n especial_o when_o the_o wind_n sit_v favourable_o may_v suffice_v to_o carry_v they_o to_o the_o town_n or_o other_o place_n that_o feel_v their_o ill_a effect_n and_o yet_o they_o may_v seem_v to_o be_v almost_o confine_v to_o those_o place_n sometime_o because_o the_o neighbour_a place_n be_v not_o inhabit_v enough_o to_o make_v their_o ill_a quality_n take_v notice_n of_o but_o more_o frequent_o because_o by_o be_v diffuse_v through_o a_o great_a tract_n of_o air_n they_o be_v more_o and_o more_o disperse_v in_o their_o passage_n and_o thereby_o so_o dilute_v if_o i_o may_v so_o speak_v and_o weaken_v as_o not_o to_o be_v able_a to_o do_v any_o notorious_a mischief_n and_o here_o i_o consider_v too_o that_o it_o be_v not_o always_o necessary_a that_o the_o harm_n that_o be_v do_v by_o these_o morbid_v constitution_n of_o the_o air_n shall_v proceed_v only_o or_o precise_o from_o these_o subterraneal_a exhalation_n we_o be_v speak_v of_o by_o virtue_n only_o of_o their_o own_o quality_n which_o they_o bring_v with_o they_o from_o under_o ground_n for_o it_o be_v very_o possible_a that_o these_o effluvia_fw-la may_v be_v in_o their_o own_o nature_n either_o innocent_a enough_o or_o at_o least_o not_o considerable_o hurtful_a and_o yet_o may_v become_v very_o noxious_a if_o they_o chance_v to_o find_v the_o air_n already_o imbue_v with_o certain_a corpuscle_n fit_a to_o associate_v with_o they_o for_o though_o these_o sort_n of_o particle_n be_v perhaps_o neither_o of_o they_o apart_o considerable_o hurtful_a yet_o there_o may_v from_o their_o combination_n result_v corpuscle_n of_o a_o new_a and_o very_o morbific_a nature_n this_o may_v be_v somewhat_o illustrate_v by_o consider_v that_o the_o spirituous_a steam_n of_o saltpetre_n be_v not_o wont_n sensible_o to_o work_v on_o gold_n nor_o yet_o the_o spirituous_a part_n that_o the_o fire_n raise_v from_o sal-armoniac_a and_o yet_o when_o these_o two_o sort_n of_o particle_n convene_v there_o result_v from_o their_o coalition_n certain_a corpuscle_n of_o a_o new_a nature_n that_o compose_v the_o liquor_n chemist_n call_v aqua_fw-la regis_fw-la which_o by_o its_o fret_a quality_n corrode_v and_o dissolve_v gold_n by_o analogy_n to_o this_o we_o may_v conceive_v that_o sometime_o the_o subterraneal_a effluvia_fw-la may_v find_v the_o air_n already_o impregnate_v with_o such_o corpuscle_n that_o by_o associate_a themselves_o therewith_o they_o may_v compose_v corpuscle_n far_o more_o capable_a than_o themselves_o be_v whilst_o apart_o of_o have_v ill_a effect_n upon_o the_o mass_n of_o blood_n or_o some_o determinate_a part_n of_o humane_a body_n and_o consequent_o of_o produce_v disease_n there_o and_o this_o instance_n may_v appear_v the_o more_o apposite_a because_o it_o may_v be_v say_v that_o as_o though_o silver_n and_o gold_n and_o diamond_n and_o ruby_n etc._n etc._n be_v put_v together_o and_o aqua_fw-la regis_fw-la be_v pour_v upon_o they_o it_o will_v leave_v all_o the_o rest_n uncorrode_v and_o fall_v only_o upon_o the_o gold_n so_o the_o new_o produce_v corpuscle_n that_o i_o have_v be_v speak_v of_o whether_o