but_o many_o inch_n below_o as_o for_o what_o he_o add_v concern_v the_o reason_n why_o water_n and_o quicksilver_n ascend_v by_o suction_n we_o have_v already_o teach_v what_o be_v to_o be_v answer_v to_o it_o by_o ascribe_v that_o ascension_n to_o the_o pressure_n of_o the_o external_a air_n without_o any_o need_n of_o have_v recourse_n to_o a_o funiculus_fw-la or_o imagine_v with_o he_o in_o this_o place_n that_o because_o nothing_o beside_o the_o water_n or_o quicksilver_n can_v in_o such_o case_n succeed_v the_o air_n which_o yet_o be_v not_o easy_a to_o be_v prove_v in_o reference_n to_o a_o thin_a aethereal_a substance_n therefore_o part_n ipsius_fw-la aëris_fw-la to_o use_v his_o expression_n sic_fw-la tubo_fw-la inclusae_fw-la quae_fw-la alias_o tam_fw-la facile_fw-la separantur_fw-la 40._o nunc_fw-la tam_fw-la fortiter_fw-la sibi_fw-la inuicem_fw-la agglutinentur_fw-la ut_fw-la validissimum_fw-la uti_fw-la videmus_fw-la conficiunt_fw-la catenam_fw-la qua_fw-la non_fw-la solum_fw-la aqua_fw-la sed_fw-la ponderosum_fw-la illud_fw-la argentum_fw-la sic_fw-la in_o altum_fw-la trahatur_fw-la which_o way_n of_o wreathe_v a_o little_a rarefy_a air_n into_o so_o strong_a a_o rope_n how_o probable_a it_o be_v i_o will_v for_o a_o while_o leave_v the_o reader_n to_o judge_v and_o advance_v to_o our_o author_n second_o notandum_fw-la which_o he_o thus_o propose_v rarefactionem_fw-la sive_fw-la extensionem_fw-la corporis_fw-la ad_fw-la occupandum_fw-la majorem_fw-la locum_fw-la fieri_fw-la non_fw-la solo_fw-la calore_fw-la sed_fw-la etiam_fw-la distensione_n 41._o seu_fw-la vi_fw-la divulsiuâ_fw-la sicut_fw-la è_fw-la contra_fw-la condensatio_fw-la non_fw-la solo_fw-la frigore_fw-la perficitur_fw-la sed_fw-la etiam_fw-la compressione_n uti_fw-la innumera_fw-la passim_fw-la docent_fw-la exempla_fw-la and_o it_o be_v true_a and_o obvious_a that_o the_o condensation_n of_o body_n take_v that_o word_n in_o a_o large_a sense_n may_v be_v make_v as_o well_o by_o compression_n as_o cold_a but_o i_o wish_v he_o have_v more_o clear_o express_v what_o he_o mean_v in_o this_o place_n by_o that_o rarefaction_n which_o he_o say_v be_v to_o be_v make_v by_o distension_n or_o a_o vis_fw-la divulsiva_fw-la whereof_o he_o tell_v we_o there_o be_v innumerable_a instance_n for_o as_o far_o as_o may_v be_v gather_v from_o the_o three_o example_n he_o subjoin_v it_o be_v only_o the_o air_n that_o be_v capable_a of_o be_v so_o extend_v as_o his_o hypothesis_n require_v quicksilver_n and_o even_a stone_n must_v be_v and_o i_o know_v not_o how_o it_o will_v be_v prove_v that_o even_o air_n may_v be_v thus_o extend_v so_o far_o as_o in_o the_o magdeburg_n experiment_n to_o fill_v a_o place_n more_o than_o two_o thousand_o time_n as_o big_a as_o that_o it_o fill_v before_o for_o that_o the_o same_o air_n in_o this_o and_o his_o two_o forego_v instance_n do_v adequate_o fill_v more_o space_n at_o one_o time_n then_o another_o he_o prove_v but_o by_o the_o rush_n in_o of_o water_n into_o the_o evacuated_a glass_n and_o fill_v it_o within_o a_o little_a quite_o full_a which_o he_o say_v be_v do_v by_o the_o distend_v air_n that_o contract_n itself_o draw_v up_o the_o water_n with_o it_o which_o explication_n how_o much_o less_o likely_a it_o be_v then_o that_o the_o water_n be_v in_o such_o case_n impel_v up_o by_o the_o pressure_n of_o the_o atmosphere_n we_o shall_v anon_o when_o we_o come_v to_o discuss_v his_o way_n of_o rarefaction_n and_o condensation_n have_v occasion_n to_o examine_v in_o the_o mean_a time_n let_v we_o consider_v with_o he_o the_o explication_n which_o after_o have_v premise_v the_o two_o above_o recite_v observation_n he_o give_v we_o of_o his_o funiculus_fw-la cum_fw-la per_fw-la primum_fw-la notandum_fw-la argentum_fw-la ita_fw-la adhaereat_fw-la tubi_fw-la vertici_fw-la &_o per_fw-la secundum_fw-la rarefactio_fw-la fiat_fw-la per_fw-la meram_fw-la 41._o corporis_fw-la distensionem_fw-la ita_fw-la rem_fw-la se_fw-la habere_fw-la ut_fw-la argentum_fw-la descendens_fw-la à _fw-la vertice_fw-la tubi_fw-la affixam_fw-la ei_fw-la relinquat_fw-la superficiem_fw-la svam_fw-la extimam_fw-la sive_fw-la supremam_fw-la eamque_fw-la eousque_fw-la svo_fw-la pondere_fw-la extendat_fw-la extenuetque_fw-la donec_fw-la facilius_fw-la sit_fw-la aliam_fw-la superficiem_fw-la similiter_fw-la relinquere_fw-la quam_fw-la priorem_fw-la illam_fw-la ulterius_fw-la extendere_fw-la secundam_fw-la igitur_fw-la relinquit_fw-la eamque_fw-la eodem_fw-la modo_fw-la descendendo_fw-la extendit_fw-la donec_fw-la facilius_fw-la sit_fw-la tertiam_fw-la adhuc_fw-la separari_fw-la quam_fw-la illam_fw-la secundam_fw-la extendere_fw-la ulterius_fw-la &_o sic_fw-la deinceps_fw-la donec_fw-la tandem_fw-la vires_fw-la amplius_fw-la non_fw-la habeat_fw-la superficies_n sic_fw-la separandi_fw-la &_o extendendi_fw-la nempe_fw-la donec_fw-la perveniat_fw-la ad_fw-la altitudinem_fw-la digitorum_fw-la duntaxat_fw-la 29½_n ubi_fw-la quiescit_fw-la ut_fw-la capite_fw-la primo_fw-la dictum_fw-la est_fw-la thus_o far_o our_o examiner_n explication_n by_o which_o it_o be_v easy_a to_o discern_v that_o he_o be_v fain_o to_o assign_v his_o funiculus_fw-la a_o way_n of_o be_v produce_v strange_a and_o unparalleled_a enough_o for_o not_o to_o repeat_v our_o animadversion_n upon_o the_o first_o of_o the_o two_o notandum_n on_o which_o the_o explication_n be_v ground_v i_o must_v demand_v by_o what_o force_n upon_o the_o bare_a separation_n of_o the_o quicksilver_n and_o the_o top_n of_o the_o tube_n the_o new_a body_n he_o mention_n come_v to_o be_v produce_v or_o at_o least_o how_o it_o appear_v that_o the_o mercury_n leave_v any_o such_o thing_n as_o he_o speak_v of_o behind_o it_o for_o the_o sense_n perceive_v no_o such_o matter_n at_o the_o top_n of_o the_o tube_n nor_o be_v it_o necessary_a to_o explicate_v the_o phaenomena_n as_o we_o have_v former_o see_v it_o may_v also_o be_v marvel_v at_o that_o the_o bare_a weight_n of_o the_o descend_a mercury_n shall_v be_v able_a to_o extend_v a_o surface_n into_o a_o body_n and_o beside_o it_o seem_v precarious_o affirm_v that_o there_o be_v such_o a_o successive_a leave_v behind_o of_o one_o surface_n after_o another_o as_o be_v here_o imagine_a nor_o do_v it_o at_o all_o appear_v how_o though_o some_o of_o the_o quicksilver_n be_v turn_v into_o a_o thin_a subtle_a substance_n yet_o that_o substance_n come_v to_o be_v contrive_v into_o a_o funiculus_fw-la of_o so_o strange_a a_o nature_n that_o scarce_o any_o weight_n for_o aught_o appear_v by_o his_o doctrine_n can_v be_v able_a to_o break_v it_o that_o contrary_a to_o all_o other_o string_n it_o may_v be_v strâ—â—â—â—ed_v without_o be_v make_v more_o slender_a and_o that_o it_o have_v other_o very_a odd_a property_n some_o of_o which_o we_o shall_v anon_o have_v occasion_n to_o mention_v as_o for_o what_o our_o author_n subjoin_v in_o these_o word_n eodem_fw-la itaque_fw-la fere_n modo_fw-la separari_fw-la videntur_fw-la hae_fw-la superficies_n ab_fw-la argento_fw-la descendente_fw-la &_o 44._o in_o tenuissimum_fw-la quendam_fw-la per_fw-la descendens_fw-la pondus_fw-la extendi_fw-la quo_fw-la per_fw-la calorem_fw-la in_o accensa_fw-la candela_fw-la separantur_fw-la hujusmodi_fw-la superficies_n à _fw-la subjecta_fw-la cera_fw-la aut_fw-la sevo_fw-la &_o in_o subtilissimam_fw-la flammam_fw-la extenuantur_fw-la ubi_fw-la not_o atu_fw-la dignum_fw-la quemadmodum_fw-la flamma_fw-la illa_fw-la plusquam_fw-la millies_fw-la sine_fw-la dubio_fw-la majus_fw-la spatium_fw-la occupo_fw-la quam_fw-la antea_fw-la occupaverat_fw-la pars_fw-la illa_fw-la cerae_fw-la ex_fw-la qua_fw-la conficitur_fw-la ita_fw-la prorsus_fw-la &_o his_fw-la existimandum_fw-la funiculum_fw-la illum_fw-la plusquam_fw-la millies_fw-la majus_fw-la spatium_fw-la occupare_fw-la quam_fw-la prius_fw-la occupaverat_fw-la illa_fw-la argenti_fw-la particula_fw-la ex_fw-la qua_fw-la sit_fw-la exortus_fw-la uti_fw-la etiam_fw-la sine_fw-la dubio_fw-la contingit_fw-la quando_fw-la talis_fw-la particula_fw-la à _fw-la subjecto_fw-la igne_fw-la in_o vaporem_fw-la convertitur_fw-la though_o it_o be_v the_o only_a example_n whereby_o he_o endeavour_v to_o illustrate_v the_o generation_n of_o his_o funiculus_fw-la yet_o i_o presume_v he_o scarce_o expect_v we_o shall_v think_v it_o a_o apposite_a one_o for_o beside_o that_o there_o here_o intervene_v a_o conspicuous_a and_o powerful_a agent_n namely_o a_o actual_a fire_n to_o sever_v and_o agitate_v the_o part_n of_o the_o candle_n and_o beside_o that_o there_o be_v a_o manifest_a waste_n of_o the_o wax_n or_o tallow_n turn_v into_o flame_n beside_o these_o thing_n i_o say_v we_o must_v not_o admit_v that_o the_o fuel_n when_o turn_v into_o a_o flame_n do_v real_o fill_v i_o say_v not_o with_o our_o author_n more_o than_o a_o thousand_o time_n but_o so_o much_o as_o twice_o more_o of_o genuine_a space_n then_o the_o wax_n it_o be_v make_v of_o for_o it_o may_v be_v say_v that_o the_o flame_n be_v little_a or_o nothing_o else_o then_o a_o aggregate_v of_o those_o corpuscle_n which_o before_o lie_v upon_o the_o upper_a superficies_n of_o the_o candle_n and_o by_o the_o violent_a heat_n be_v divide_v into_o minute_a particle_n vehement_o agitate_a and_o bring_v from_o lie_v as_o it_o be_v upon_o a_o flat_a to_o beat_v off_o one_o another_o and_o make_v up_o about_o the_o wiek_n such_o a_o figure_n as_o be_v usual_a in_o the_o flame_n of_o candle_n burn_v in_o the_o free_a air._n
exhaustion_n of_o the_o air_n do_v not_o so_o ascend_v of_o its_o own_o accord_n but_o be_v violent_o draw_v or_o lift_v upward_o by_o that_o rarefy_a air_n contract_v itself_o for_o as_o water_n do_v suffer_v some_o compression_n as_o appear_v by_o experience_n so_o here_o also_o it_o suffer_v some_o distension_n and_o hence_o it_o be_v clear_o manifest_a why_o these_o bubble_n shall_v arise_v rather_o from_o the_o bottom_n of_o the_o vessel_n then_o from_o the_o upper_a part_n of_o the_o water_n for_o when_o that_o vehement_a suction_n do_v endeavour_v to_o elevate_v the_o water_n from_o the_o bottom_n of_o the_o vial_n there_o arise_v there_o a_o certain_a subtle_a matter_n which_o be_v turn_v into_o bubble_n do_v so_o ascend_v as_o be_v mention_v in_o the_o 15._o chapter_n and_o the_o 4._o experiment_n p._n 84._o certum_fw-la esse_fw-la etc._n etc._n it_o be_v certain_a that_o that_o opinion_n be_v sufficient_o refute_v by_o this_o single_a experiment_n p._n 85._o necesse_fw-la etc._n etc._n it_o must_v needs_o be_v that_o that_o stone_n can_v not_o otherwise_o descend_v then_o by_o leave_v behind_o it_o such_o a_o thin_a substance_n as_o be_v leave_v by_o quicksilver_n or_o water_n descend_v in_o like_a manner_n p._n 86._o unde_fw-la etc._n etc._n whence_o i_o plain_o conceive_v that_o if_o two_o perfectlypolished_a marble_n be_v so_o join_v that_o no_o air_n at_o all_o be_v leave_v between_o they_o they_o can_v not_o be_v draw_v asunder_o by_o all_o the_o power_n of_o man._n ibid._n uti_fw-la etiam_fw-la etc._n etc._n which_o also_o be_v confirm_v by_o the_o example_n the_o author_n there_o bring_v of_o a_o brass_n plate_n stick_v so_o close_o to_o a_o marble_n table_n that_o by_o a_o lusty_a youth_n who_o boast_v of_o his_o own_o strength_n it_o can_v not_o be_v lift_v off_o by_o a_o ring_n fix_v to_o its_o centre_n p._n 87._o eodem_fw-la etc._n etc._n almost_o the_o same_o manner_n as_o we_o see_v in_o cupping-glass_n apply_v to_o a_o patient_n back_o in_o which_o the_o flame_n be_v extinct_a the_o rarefy_a air_n contract_v itself_o do_v so_o vehement_o as_o we_o see_v lift_v up_o and_o draw_v the_o flesh_n within_o the_o glass_n ibid._n in_o he_o etc._n etc._n in_o these_o three_o there_o be_v nothing_o occur_v to_o be_v peculiar_o here_o explicate_v the_o account_n of_o which_o be_v not_o easy_a from_o what_o be_v already_o deliver_v p._n 88_o existimo_fw-la etc._n etc._n but_o i_o think_v that_o whiteness_n shall_v be_v rather_o call_v a_o reflex_n then_o a_o innate_a light_n because_o as_o the_o author_n bear_v witness_v it_o appear_v not_o in_o the_o dark_a but_o only_o in_o the_o day_n or_o by_o candle-light_n ibid._n verum_fw-la etc._n etc._n but_o it_o seem_v impossible_a that_o such_o animal_n shall_v die_v so_o soon_o only_o for_o want_v of_o a_o thick_a air._n p._n 89._o quia_fw-la per_fw-la etc._n etc._n because_o by_o the_o self-contraction_n of_o the_o rarefy_a air_n their_o breath_n be_v draw_v out_o of_o their_o body_n p._n 90._o atque_fw-la hinc_fw-la etc._n etc._n and_o thence_o also_o arise_v those_o vehement_a convulsion_n which_o the_o author_n there_o mention_n certain_a small_a bird_n to_o have_v endure_v before_o their_o death_n p._n 92._o in_o mala_fw-la etc._n etc._n in_o a_o bad_a cause_n they_o can_v do_v no_o other_o but_o who_o compel_v they_o to_o undertake_v a_o bad_a cause_n a_o summary_n of_o the_o content_n of_o the_o several_a chapter_n part_n i._n wherein_o the_o adversary_n objection_n against_o the_o elaterist_n be_v examine_v chap._n 1._o the_o occasion_n of_o this_o write_n pag._n 1._o franciscus_n linus_n his_o civility_n in_o writing_n oblige_v the_o author_n to_o the_o like_a p._n 2._o book_n concern_v the_o torrecellian_a experiment_n wherewith_o the_o author_n be_v former_o unacquainted_a ibid._n the_o inconvenience_n of_o linus_n principle_n ibid._n the_o division_n of_o the_o ensue_a treatise_n into_o three_o part_n chap._n 2._o a_o repetition_n of_o the_o adversary_n opinion_n and_o argument_n his_o argument_n against_o the_o weight_n of_o the_o air_n examine_v p._n 4._o a_o experiment_n of_o he_o to_o prove_v that_o the_o external_a air_n can_v keep_v up_o twenty_o inch_n of_o quicksilver_n from_o descend_v in_o a_o tube_n twenty_o inch_n long_o ibid._n the_o author_n answer_n and_o reconciliation_n of_o the_o experiment_n to_o his_o own_o hypothesis_n p._n 5._o and_o the_o relation_n of_o a_o experiment_n of_o the_o author_n wherein_o only_a water_n be_v employ_v instead_o of_o quicksilver_n without_o other_o alteration_n of_o the_o adversary_n experiment_n it_o agree_v well_o with_o and_o confirm_v the_o author_n hypothesis_n and_o his_o explication_n of_o the_o mention_a experiment_n ibid._n that_o water_n have_v no_o spring_n at_o all_o or_o a_o very_a weak_a one_o p._n 6._o the_o second_o argument_n examine_v ibid._n whether_o the_o same_o quantity_n of_o air_n can_v adequate_o fill_v a_o great_a space_n p._n 7._o the_o conceivableness_n of_o both_o hypothesis_n compare_v ibid._n chap._n 3._o another_o argument_n of_o the_o adversary_n from_o a_o experiment_n wherein_o the_o mercury_n sink_v draw_v the_o finger_n into_o the_o tube_n examine_v q._n whether_o the_o mercury_n place_v in_o its_o own_o station_n be_v uphold_v by_o the_o external_a air_n or_o suspend_v there_o by_o a_o internal_a cord_n p._n 7_o 8._o chap._n 4._o a_o repetition_n of_o franciscus_n linus_n his_o principal_a experiment_n wherein_o in_o a_o tube_n of_o twenty_o inch_n long_o the_o finger_n on_o the_o top_n be_v suppose_v to_o be_v strong_o draw_v and_o suck_v into_o the_o tube_n p._n 9_o the_o experiment_n explicate_v without_o the_o assistance_n of_o suction_n by_o the_o pressure_n of_o the_o external_a air_n upon_o the_o outside_n of_o the_o finger_n thrust_v not_o suck_v in_o p._n 10._o franciscus_n linus_n his_o argumentation_n consider_v p._n 11._o chap._n 5._o the_o examiner_n last_o experiment_n consider_v in_o which_o he_o argue_v against_o the_o author_n hypothesis_n because_o mercury_n be_v not_o suck_v out_o of_o a_o vessel_n through_o a_o tube_n so_o easy_o as_o water_n be_v p._n 12_o 13._o a_o experiment_n of_o monsieur_n paschall_n show_v that_o if_o the_o upper_a part_n of_o a_o tube_n can_v be_v free_v from_o the_o pressure_n of_o all_o internal_a air_n the_o mercury_n will_v by_o the_o pressure_n of_o the_o outward_a air_n be_v carry_v up_o into_o the_o tube_n as_o well_o as_o water_n till_o it_o have_v attain_v a_o height_n great_a enough_o to_o make_v its_o weight_n equal_a to_o that_o of_o the_o atmosphere_n p._n 14._o why_o in_o a_o more_o forcible_a respiration_n the_o mercurial_a cylinder_n be_v raise_v high_a than_o in_o a_o more_o languid_a p._n 14_o 15._o a_o remark_n by_o the_o high_a that_o the_o contraction_n of_o the_o adversary_n suppose_v funiculus_fw-la be_v not_o feel_v upon_o the_o lung_n p._n 15._o chap._n 6._o the_o examination_n of_o the_o adversary_n 4._o chapter_n p._n 16._o that_o the_o spring_n of_o the_o air_n may_v have_v some_o advantage_n in_o point_n of_o force_n above_o the_o weight_n of_o it_o p._n 17._o that_o it_o be_v unintelligible_a how_o the_o same_o air_n can_v adequate_o fill_v more_o space_n at_o one_o time_n then_o at_o another_o p._n 18._o part_n ii_o wherein_o the_o adversary_n funicular_a hypothesis_n be_v examine_v chap._n 1._o wherein_o what_o be_v allege_v to_o prove_v the_o funiculus_fw-la be_v consider_v and_o some_o difficulty_n be_v propose_v against_o the_o hypothesis_n the_o nature_n of_o this_o suppose_a funiculus_fw-la describe_v p._n 19_o that_o according_a to_o the_o adversary_n opinion_n this_o funiculus_fw-la be_v produce_v by_o nature_n only_o to_o hinder_v a_o vacuum_n p._n 20_o 21._o the_o adversary_n proof_n that_o there_o be_v no_o vacuum_n examine_v p._n 21_o 22._o that_o where_o no_o sensible_a part_n be_v unenlightned_n the_o place_n may_v not_o be_v full_a of_o light_n p._n 22._o the_o same_o true_a in_o odour_n ibid._n that_o there_o may_v be_v matter_n enough_o to_o transmit_v the_o impulse_n of_o light_n though_o betwixt_o the_o particle_n of_o that_o matter_n there_o shall_v be_v store_n of_o vacuity_n intercept_v p._n 23._o that_o a_o solid_a body_n have_v no_o considerable_a sense_n of_o pressure_n from_o fluid_a body_n p._n 25._o of_o the_o cause_n of_o the_o vibration_n of_o quicksilver_n in_o its_o descent_n p._n 26_o 27._o chap._n 2._o wherein_o divers_a other_o difficulty_n be_v object_v against_o the_o funicular_a hypothesis_n as_o that_o in_o liquor_n of_o divers_a weight_n and_o nature_n as_o water_n wine_n and_o quicksilver_n there_o shall_v be_v just_o the_o same_o weight_n or_o strength_n to_o extend_v they_o into_o a_o funiculus_fw-la p._n 27._o that_o whereas_o the_o weight_n and_o spring_n of_o the_o air_n be_v infer_v from_o unquestioned_a experiment_n the_o account_n of_o that_o hypothesis_n be_v strange_a and_o unsatisfactory_a as_o that_o the_o
equal_a that_o of_o between_o a_o inch_n and_o a_o inch_n and_o a_o half_a only_a of_o quicksilver_n and_o consequent_o the_o inward_a air_n be_v far_o less_o assist_v to_o dilate_v itself_o and_o surmount_v the_o pressure_n of_o the_o outward_a air_n by_o the_o cylinder_n of_o water_n then_o by_o that_o of_o mercury_n and_o as_o for_o what_o our_o author_n say_v that_o if_o instead_o of_o air_n water_n or_o some_o other_o liquor_n be_v leave_v at_o the_o top_n of_o the_o tube_n the_o quicksilver_n will_v not_o descend_v the_o elaterist_n can_v ready_o solve_v that_o phaenomenon_n by_o say_v that_o water_n have_v either_o no_o spring_n at_o all_o or_o but_o a_o exceed_o weak_a one_o and_o so_o scarce_o press_v but_o by_o its_o weight_n which_o in_o so_o short_a a_o cylinder_n be_v inconsiderable_a now_o the_o same_o solution_n we_o have_v give_v of_o our_o examiner_n objection_n give_v we_o also_o a_o account_n why_o the_o finger_n be_v so_o strong_o fasten_v to_o the_o upper_a part_n of_o the_o orifice_n of_o the_o tube_n it_o stop_v for_o the_o include_v air_n be_v so_o far_o dilate_v that_o a_o inch_n for_o example_n leave_v at_o first_o in_o the_o upper_a part_n of_o the_o tube_n reach_v twice_o or_o thrice_o as_o far_o as_o it_o do_v before_o the_o descent_n of_o the_o quicksilver_n its_o spring_n must_v be_v proportionable_o weaken_v and_o consequent_o that_o part_n of_o the_o finger_n that_o be_v within_o the_o tube_n will_v have_v much_o less_o pressure_n against_o it_o from_o the_o dilate_a air_n within_o than_o the_o upper_a part_n of_o the_o same_o finger_n will_v have_v from_o the_o unrarefied_a air_n without_o by_o which_o mean_v the_o pulp_n of_o the_o finger_n will_v be_v thrust_v in_o which_o our_o author_n be_v please_v to_o call_v suck_v in_o as_o we_o shall_v ere_o long_o have_v occasion_n to_o declare_v in_o our_o answer_n to_o his_o second_o argument_n and_o have_v say_v thus_o much_o to_o our_o author_n first_o exception_n against_o the_o solution_n he_o foresee_v we_o will_v give_v of_o his_o three_o argument_n we_o have_v not_o much_o to_o say_v at_o present_a to_o his_o second_o for_o whereas_o he_o say_v concipi_fw-la non_fw-la posse_fw-la quomodo_fw-la aër_fw-la ille_fw-la sic_fw-la se_fw-la dilatet_fw-la argentumque_fw-la deorsum_fw-la trudat_fw-la nisi_fw-la occupando_fw-la 17._o majorem_fw-la locum_fw-la quod_fw-la tamen_fw-la hi_o autores_fw-la quam_fw-la maxim_n refugiunt_fw-la asserentes_fw-la rarefactionem_fw-la non_fw-la aliter_fw-la fieri_fw-la quam_fw-la per_fw-la corpuscula_fw-la aut_fw-la vacuitates_fw-la i_o wish_v he_o have_v more_o clear_o express_v himself_o since_o as_o his_o word_n be_v couch_v i_o can_v easy_o guess_v what_o he_o mean_v and_o much_o less_o easy_o discern_v how_o they_o make_v a_o argument_n against_o his_o adversary_n for_o sure_o he_o think_v they_o not_o so_o absurd_a as_o to_o imagine_v that_o the_o air_n can_v dilate_v itself_o and_o thrust_v down_o the_o mercury_n without_o in_o some_o sense_n take_v up_o more_o room_n than_o it_o do_v before_o for_o the_o very_a word_n dilatation_n and_o the_o effect_n they_o ascribe_v to_o the_o include_v air_n clear_o imply_v as_o much_o so_o that_o i_o see_v not_o why_o he_o shall_v say_v that_o they_o be_v so_o averse_a from_o grant_v the_o air_n to_o take_v up_o more_o place_n than_o before_o especial_o since_o he_o take_v notice_n in_o the_o former_a chapter_n that_o we_o compare_v the_o expansion_n of_o the_o air_n to_o that_o of_o compress_v wool_n and_o since_o he_o here_o also_o annex_v that_o we_o explicate_v rarefaction_n either_o by_o corpuscle_n or_o vacuity_n but_o this_o late_a clause_n make_v i_o suspect_v his_o meaning_n to_o be_v that_o the_o elaterist_n do_v not_o admit_v that_o the_o same_o air_n may_v adequate_o fill_v more_o of_o place_n at_o one_o time_n then_o at_o another_o which_o i_o believe_v to_o be_v as_o true_a as_o that_o the_o selfsame_a lock_n of_o compress_v wool_n have_v no_o more_o hair_n in_o it_o nor_o do_v adequate_o fill_v more_o place_n with_o they_o when_o it_o be_v permit_v to_o expand_v itself_o then_o while_o it_o remain_v compress_v but_o against_o this_o way_n of_o rarefaction_n our_o author_n here_o have_v not_o any_o objection_n unless_o it_o be_v intimate_v in_o these_o word_n concipi_fw-la non_fw-la potest_fw-la which_o if_o it_o be_v i_o shall_v need_v only_o to_o mind_v he_o in_o this_o place_n that_o whereas_o many_o of_o the_o chief_a philosopher_n both_o of_o ancient_n and_o our_o own_o time_n have_v profess_v they_o think_v not_o the_o aristotelean_a way_n of_o rarefaction_n conceivable_a and_o he_o acknowledge_v as_o we_o shall_v see_v anon_o that_o it_o be_v not_o clear_a what_o the_o able_a of_o his_o party_n the_o modern_a plenist_n be_v wont_n to_o object_n against_o the_o way_n of_o rarefaction_n he_o dislike_v be_v that_o it_o be_v not_o true_a not_o that_o it_o be_v not_o intelligible_a chap._n iii_o our_o author_n second_o objection_n for_o so_o i_o reckon_v it_o be_v thus_o propose_v by_o he_o si_fw-mi sumatur_fw-la tubus_fw-la utrinque_fw-la apertus_fw-la sed_fw-la longior_fw-la put_v a_o digitorum_fw-la 40._o argentoque_fw-la impleatur_fw-la eique_fw-la 15._o digitus_fw-la supernè_fw-la applicetur_fw-la ut_fw-la prius_fw-la videbimus_fw-la subtracto_fw-la inferiore_fw-la digito_fw-la argentum_fw-la quidem_fw-la descendere_fw-la usque_fw-la ad_fw-la consuetam_fw-la svam_fw-la stationem_fw-la digitum_fw-la autem_fw-la superiorem_fw-la fortiter_fw-la intra_fw-la tubum_fw-la trahi_fw-la eique_fw-la firmissime_fw-la ut_fw-la prius_fw-la adhaerere_fw-la exit_fw-la quo_fw-la rursum_fw-la evidenter_fw-la concluditur_fw-la argentum_fw-la in_fw-la sua_fw-la station_n constitutum_fw-la non_fw-la ibidem_fw-la sustentari_fw-la ab_fw-la externo_fw-la aëre_fw-la sed_fw-la à _fw-la funiculo_fw-la quodam_fw-la interno_fw-la suspendi_fw-la cujus_fw-la superior_a éxtremitas_fw-la digito_fw-la affixa_fw-la eum_fw-la sic_fw-la intra_fw-la tubum_fw-la trahit_fw-la eique_fw-la affigit_fw-la but_o this_o argument_n be_v much_o of_o the_o same_o nature_n with_o that_o draw_v from_o his_o three_o experiment_n the_o answer_v make_v to_o that_o and_o to_o his_o first_o may_v be_v easy_o apply_v and_o will_v be_v sufficient_a for_o this_o also_o especial_o because_o in_o our_o present_a case_n there_o be_v less_o pressure_n against_o the_o pulp_n of_o the_o finger_n in_o the_o inside_n of_o the_o tube_n then_o in_o the_o three_o experiment_n where_o some_o air_n be_v include_v though_o much_o expanded_a and_o weaken_a the_o pressure_n of_o the_o atmosphere_n be_v in_o the_o present_a case_n keep_v off_o from_o it_o by_o the_o subjacent_a mercury_n whereas_o there_o be_v nothing_o of_o that_o pressure_n abate_v against_o the_o other_o part_n of_o the_o finger_n that_o keep_v it_o off_o from_o the_o desert_a cavity_n of_o the_o tube_n save_v only_o that_o from_o the_o pulp_n that_o be_v contiguous_a to_o the_o tube_n there_o may_v be_v somewhat_o of_o that_o pressure_n take_v off_o by_o the_o weight_n of_o the_o glass_n itself_o but_o as_o for_o that_o part_n of_o the_o finger_n which_o immediate_o cover_v the_o hole_n whether_o or_o no_o there_o be_v any_o spring_n in_o its_o own_o fibre_n or_o other_o constituent_a substance_n which_o find_v no_o resistance_n in_o the_o place_n desert_v by_o the_o quick_a silver_n may_v contribute_v to_o its_o swell_a for_o that_o we_o will_v not_o now_o examine_v he_o that_o have_v due_o consider_v the_o account_n already_o give_v of_o this_o intrusion_n of_o the_o pulp_n into_o the_o glass_n will_v find_v no_o need_n of_o our_o author_n internal_a funiculus_fw-la which_o to_o some_o seem_v more_o difficult_a to_o conceive_v than_o any_o of_o the_o phaenomena_n in_o controversy_n be_v to_o be_v explain_v without_o it_o chap._n iu._n by_o what_o we_o have_v already_o say_v against_o our_o examiner_n three_o argument_n we_o may_v be_v assist_v to_o answer_v his_o first_o though_o he_o propose_v it_o as_o a_o very_a clear_a demonstration_n and_o though_o it_o be_v indeed_o the_o principal_a thing_n in_o his_o book_n sumatur_fw-la say_v he_o tubus_fw-la brevior_fw-la digit_fw-la be_v 29½_n puta_fw-la digitorum_fw-la 20._o non_fw-la tamen_fw-la 12._o clausus_fw-la altero_fw-la extremo_fw-la ut_fw-la hactenus_fw-la sed_fw-la utrinque_fw-la apertus_fw-la eic_fw-la tubus_fw-la immerso_fw-la ejus_fw-la orificio_fw-la argento_n restagnanti_fw-la suppesâ—oque_fw-la digito_fw-la nâ—effluat_fw-la argentum_fw-la tubo_fw-la infundendum_fw-la impleatur_fw-la argento_fw-la vivo_fw-la aliusque_fw-la deinde_fw-la digitus_fw-la orificio_fw-la quoque_fw-la applicetur_fw-la illudque_fw-la bene_fw-la claudat_fw-la quo_fw-la facto_fw-la si_fw-la subtrahatur_fw-la inferior_a digitus_fw-la sentietur_fw-la superior_a uchementer_fw-la trahi_fw-la ac_fw-la sugi_fw-la intra_fw-la tubum_fw-la tamque_fw-la pertinaciter_fw-la ei_fw-la vel_fw-la argento_fw-la potius_fw-la ut_fw-la postea_fw-la adhaerere_fw-la ut_fw-la ipsum_fw-la tubum_fw-la cum_fw-la toto_fw-la argento_fw-la incluso_fw-la facilè_fw-la elevet_fw-la teneatque_fw-la in_o vase_n pendulum_fw-la exit_fw-la quo_fw-la sane_fw-la experimento_fw-la clarissimè_fw-la refellitur_fw-la haec_fw-la sententia_fw-la cum_fw-la enim_fw-la juxta_fw-la eam_fw-la argentum_fw-la in_o
be_v a_o new_a one_o flow_v from_o the_o lucid_a body_n that_o dart_v its_o corporeal_a beam_n quite_o through_o the_o glass_n and_o space_n we_o dispute_v about_o which_o for_o want_v of_o such_o corpuscle_n be_v not_o just_a before_o visible_a and_o suppose_v light_n not_o to_o be_v make_v by_o a_o trajection_n of_o atom_n through_o diaphanous_a body_n but_o a_o propagation_n of_o the_o impulse_n of_o lucid_a body_n through_o they_o yet_o it_o will_v not_o thence_o necessary_o follow_v that_o the_o desert_a part_n of_o the_o tube_n must_v be_v full_a as_o in_o our_o 27._o experiment_n though_o many_o of_o those_o gross_a aerial_a particle_n that_o appear_v necessary_a to_o convey_v a_o languid_a sound_n be_v draw_v out_o of_o our_o receiver_n at_o the_o first_o and_o second_o exsuction_n yet_o there_o remain_v so_o many_o of_o the_o like_a corpuscle_n that_o those_o that_o be_v want_v be_v not_o miss_v by_o the_o sense_n though_o afterward_o when_o a_o far_o great_a number_n be_v draw_v out_o they_o be_v so_o there_o may_v be_v matter_n enough_o remain_v to_o transmit_v the_o impulse_n of_o light_n though_o betwixt_o the_o particle_n of_o that_o matter_n there_o shall_v be_v store_n of_o vacuity_n intercept_v whereas_o our_o author_n pretend_v to_o prove_v not_o only_o that_o there_o be_v no_o coacervate_a vacuity_n in_o the_o space_n so_o often_o mention_v but_o absolute_o that_o there_o be_v none_o for_o it_o be_v in_o this_o last_o sense_n as_o well_o as_o the_o other_o that_o the_o school_n and_o our_o author_n who_o defend_v their_o opinion_n deny_v a_o vacuum_n but_o notwithstanding_o what_o we_o have_v now_o discourse_v as_o in_o our_o 17._o experiment_n we_o decline_v determine_v whether_o there_o be_v a_o vacuum_n or_o no_o so_o now_o what_o we_o have_v say_v to_o the_o examiner_n argument_n have_v not_o be_v to_o declare_v our_o whole_a sense_n of_o the_o controversy_n but_o only_o to_o show_v that_o though_o his_o hypothesis_n suppose_v there_o be_v no_o vacuum_n yet_o his_o argument_n do_v not_o sufficient_o prove_v it_o which_o may_v help_v to_o show_v his_o doctrine_n to_o be_v precarious_a for_o otherwise_o the_o cartesian_o though_o plenist_n may_v plausible_o enough_o whether_o true_o or_o no_o i_o now_o dispute_v not_o decline_v the_o necessity_n of_o admit_v a_o vacuum_n in_o the_o desert_a space_n of_o the_o tube_n by_o suppose_v it_o fill_v with_o their_o second_o and_o first_o element_n who_o particle_n they_o imagine_v to_o be_v minute_n enough_o free_o to_o pass_v in_o and_o out_o through_o the_o pore_n of_o glass_n but_o then_o they_o must_v allow_v the_o pressure_n of_o the_o outward_a air_n to_o be_v the_o cause_n of_o the_o suspension_n of_o the_o quicksilver_n for_o though_o the_o materia_fw-la coelestibus_fw-la may_v ready_o fill_v the_o space_n the_o mercury_n desert_n yet_o that_o within_o the_o tube_n can_v hinder_v so_o ponderous_a a_o liquor_n from_o subside_v as_o low_a as_o the_o restagnant_fw-la mercury_n since_o all_o the_o part_n of_o the_o tube_n as_o well_o the_o lowermost_a as_o the_o uppermost_a be_v pervious_a to_o that_o subtle_a matter_n it_o may_v with_o like_a facility_n succeed_v in_o whatever_o part_n of_o the_o tube_n shall_v be_v for_o saken_a by_o the_o quicksilver_n the_o examiner_n second_o argument_n in_o the_o same_o place_n be_v that_o since_o the_o mercurial_a cylinder_n be_v not_o sustain_v by_o the_o outward_a air_n it_o must_v necessary_o be_v that_o it_o be_v keep_v suspend_v by_o his_o internal_a string_n but_o since_o for_o the_o proof_n of_o this_o he_o be_v content_a to_o refer_v we_o to_o the_o three_o chapter_n our_o have_v already_o examine_v that_o allow_v we_o to_o proceed_v to_o his_o three_o argument_n which_o be_v that_o the_o mercurial_a cylinder_n rest_v in_o its_o wont_a station_n do_v not_o gravitate_fw-la as_o may_v appear_v by_o apply_v the_o finger_n to_o the_o immersed_a or_o low_a orifice_n of_o the_o tube_n whence_o he_o infer_v that_o it_o must_v of_o necessity_n be_v suspend_v from_o within_o the_o tube_n and_o indeed_o if_o you_o dexterous_o apply_v your_o finger_n to_o the_o open_a end_n of_o the_o tube_n when_o you_o have_v almost_o but_o not_o quite_o lift_v it_o out_o of_o the_o restagnant_fw-la mercury_n which_o circumstance_n must_v not_o be_v neglect_v though_o our_o author_n have_v omit_v it_o that_o so_o you_o may_v shut_v up_o no_o more_o quicksilver_n than_o the_o mercurial_a cylinder_n be_v wont_a to_o consist_v of_o you_o will_v find_v the_o experiment_n to_o succeed_v well_o enough_o which_o make_v i_o somewhat_o wonder_v to_o find_v it_o affirm_v that_o the_o learned_a maignan_n deny_v it_o not_o but_o that_o you_o will_v feel_v upon_o your_o finger_n a_o gravitation_n or_o pressure_n of_o the_o glass-tube_n and_o the_o contain_v mercury_n as_o of_o one_o body_n but_o that_o you_o will_v not_o feel_v any_o sensible_a pressure_n of_o the_o mercury_n apart_o as_o if_o it_o endeavour_v to_o 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and_o hour_n which_o height_n we_o find_v to_o be_v 29_o ¾_n inch_n seven_o our_o observation_n make_v after_o this_o manner_n furnish_v we_o with_o the_o precede_a table_n in_o which_o there_o will_v not_o probable_o have_v be_v find_v the_o difference_n here_o set_v down_o betwixt_o the_o force_n of_o the_o air_n when_o expanded_a to_o double_v its_o former_a dimension_n and_o what_o that_o force_n shall_v have_v be_v precise_o according_a to_o the_o theory_n but_o that_o the_o include_v inch_n of_o air_n receive_v some_o little_a accession_n during_o the_o trial_n which_o this_o newly-mentioned_a difference_n make_v we_o suspect_v we_o find_v by_o replung_v the_o pipe_n into_o the_o quicksilver_n that_o the_o include_v air_n have_v gain_v about_o half_a a_o eight_o which_o we_o guest_n to_o have_v come_v from_o some_o little_a aerial_a bubble_n in_o the_o quicksilver_n contain_v in_o the_o pipe_n so_o easy_a be_v it_o in_o such_o nice_a experiment_n to_o miss_v of_o exactness_n we_o 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weight_n of_o the_o external_a air_n gravitate_v upon_o the_o restagnant_fw-la mercury_n be_v able_a to_o impel_v up_o into_o the_o pipe_n and_o sustain_v above_o twenty_o eight_o inch_n of_o mercury_n when_o the_o internal_a air_n by_o its_o great_a expansion_n have_v its_o spring_n too_o far_o debilitate_a to_o make_v any_o considerable_a i_o say_v considerable_a for_o it_o be_v not_o yet_o so_o dilate_v as_o not_o to_o make_v some_o resistance_n since_o i_o say_v these_o thing_n be_v so_o the_o free_a air_n here_o below_o appear_v to_o be_v almost_o as_o strong_o compress_v by_o the_o weight_n of_o the_o incumbent_a air_n as_o it_o will_v be_v by_o the_o weight_n of_o a_o mercurial_a cylinder_n of_o twenty_o eight_o or_o thirty_o inch_n and_o consequent_o be_v not_o in_o such_o a_o state_n of_o laxity_n and_o freedom_n as_o man_n be_v wont_a to_o imagine_v and_o act_n like_o some_o mechanical_a agent_n the_o decreement_n of_o who_o force_n hold_v a_o strict_a proportion_n to_o its_o increase_n of_o dimension_n then_o have_v be_v hitherto_o take_v notice_n of_o i_o must_v not_o now_o stand_v to_o propose_v the_o several_a reflection_n that_o may_v be_v make_v upon_o the_o forego_n observation_n touch_v the_o compression_n and_o expansion_n of_o air_n partly_o because_o we_o can_v scarce_o avoid_v make_v the_o historical_a part_n somewhat_o prolix_a and_o partly_o because_o i_o suppose_v we_o have_v already_o say_v enough_o to_o show_v what_o be_v intend_v namely_o that_o to_o solve_v the_o phaenomena_n there_o be_v not_o of_o our_o adversary_n hypothesis_n any_o need_n the_o evince_a of_o which_o will_v appear_v to_o be_v of_o no_o small_a moment_n in_o our_o present_a controversy_n to_o he_o that_o consider_v that_o the_o two_o main_a thing_n that_o induce_v the_o learned_a examiner_n to_o reject_v our_o hypothesis_n be_v that_o nature_n abhor_v a_o vacuum_n and_o that_o though_o the_o air_n have_v some_o weight_n &_o spring_n yet_o these_o be_v insufficient_a to_o make_v out_o the_o know_a phaenomena_n for_o which_o we_o must_v therefore_o have_v recourse_n to_o his_o funiculus_fw-la now_o as_o we_o have_v former_o see_v that_o he_o have_v not_o so_o satisfactory_o disprove_v as_o resolute_o reject_v a_o vacuum_n so_o we_o have_v now_o manifest_v that_o the_o spring_n of_o the_o air_n may_v suffice_v to_o perform_v great_a thing_n than_o what_o our_o explication_n of_o the_o torricellian_a experiment_n and_o those_o of_o our_o engine_n oblige_v we_o to_o ascribe_v to_o it_o wherefore_o since_o beside_o the_o several_a difficulty_n that_o encumber_v the_o hypothesis_n we_o oppose_v and_o especial_o its_o be_v scarce_o if_o at_o all_o intelligible_a we_o can_v add_v that_o it_o be_v unnecessary_a we_o dare_v expect_v that_o such_o reader_n as_o be_v not_o bias_v by_o their_o reverence_n for_o aristotle_n or_o the_o peripatetic_a school_n will_v hardly_o reject_v a_o hypothesis_n which_o beside_o that_o it_o be_v very_o intelligible_a be_v now_o prove_v to_o be_v sufficient_a only_o to_o embrace_v a_o doctrine_n that_o suppose_v such_o a_o rarefaction_n and_o condensation_n as_o many_o famous_a naturalist_n reject_v for_o its_o not_o be_v comprehensible_a even_o when_o they_o know_v of_o no_o other_o way_n that_o be_v probable_a of_o solve_v the_o phaenomena_n wont_v to_o be_v explicate_v by_o it_o the_o iii_o part._n wherein_o what_o be_v object_v against_o mr._n boyle_n explication_n of_o particular_a experiment_n be_v answer_v and_o now_o we_o be_v come_v to_o the_o three_o and_o last_o part_n of_o our_o defence_n wherein_o we_o be_v to_o consider_v what_o our_o examiner_n be_v please_v to_o object_n against_o some_o passage_n of_o our_o physicho-mechanical_a treatise_n but_o though_o this_o may_v seem_v the_o only_a part_n wherein_o i_o be_o particular_o concern_v yet_o perhaps_o we_o shall_v find_v it_o if_o not_o the_o short_a at_o least_o the_o easy_a part_n of_o our_o task_n partly_o because_o our_o author_n take_v no_o exception_n at_o the_o experiment_n themselves_o as_o we_o have_v record_v they_o which_o from_o a_o adversary_n who_o in_o some_o place_n speak_v of_o they_o as_o a_o eye-witness_n be_v no_o contemptible_a testimony_n that_o the_o matter_n of_o fact_n have_v be_v right_o deliver_v and_o partly_o because_o there_o be_v divers_a experiment_n which_o together_o with_o their_o explication_n the_o examiner_n have_v think_v fit_a to_o leave_v untouched_a and_o thereby_o allow_v we_o to_o do_v so_o too_o and_o partly_o also_o because_o that_o as_o to_o divers_a of_o those_o experiment_n upon_o which_o he_o animadvert_v he_o do_v not_o pretend_v to_o show_v that_o our_o explication_n be_v ill_o deduce_v or_o incongruous_a to_o our_o principle_n but_o only_o that_o the_o phaenomena_n may_v be_v explain_v either_o better_o or_o as_o well_o by_o his_o hypothesis_n whereof_o he_o suppose_v himself_o to_o have_v demonstrate_v the_o truth_n together_o with_o the_o