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nature_n of_o a_o loadstone_n to_o have_v both_o his_o end_n natural_o of_o one_o virtue_n that_o be_v to_o say_v both_o of_o they_o of_o a_o north_n property_n or_o both_o of_o they_o of_o a_o south_n property_n yet_o here_o it_o be_v to_o be_v understand_v that_o it_o be_v the_o forcible_a violence_n of_o the_o strong_a one_o be_v apply_v joint_o unto_o each_o end_n of_o the_o weak_a that_o do_v chase_v the_o contrary_a property_n of_o the_o weak_a one_o into_o the_o middle_n thereof_o and_o therefore_o if_o you_o divide_v this_o weak_a one_o in_o the_o middle_n then_o both_o those_o end_n which_o be_v join_v together_o be_v the_o middle_n where_o no_o loadstone_n can_v show_v any_o virtue_n be_v now_o disjoin_v and_o become_v end_n will_v present_o show_v a_o contrary_a property_n according_a unto_o magnetical_a nature_n unto_o the_o other_o two_o end_n chap._n ii_o the_o ambiguity_n of_o the_o north_n and_o south_n end_v of_o magnet_n and_o magnetical_a body_n explain_v and_o 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end_n of_o the_o magnet_n and_o the_o other_o the_o south_n end_n and_o even_o so_o do_v they_o of_o all_o dial-needle_n compass_n and_o magnetical_a body_n but_o doctor_n gilbert_n not_o for_o any_o new-fangled_a innovation_n or_o self-conceit_n but_o upon_o good_a reason_n and_o firm_a demonstration_n avouch_v and_o prove_v the_o contrary_a and_o clear_o show_v that_o the_o former_a vulgar_a assertion_n serious_o defend_v tend_v unto_o the_o overthrow_n of_o all_o magnetical_a philosophy_n by_o undermine_v as_o it_o be_v the_o whole_a frame_n thereof_o and_o yet_o in_o common_a speech_n the_o old_a rule_n may_v hold_v loquendum_fw-la cum_fw-la vulgo_fw-la sentiendum_fw-la cum_fw-la sapientibus_fw-la for_o it_o will_v seem_v a_o strange_a speech_n unto_o a_o mariner_n to_o tell_v he_o that_o his_o flower_n de_fw-fr luce_fw-fr be_v become_v the_o south_n point_n of_o his_o compass_n and_o yet_o this_o assertion_n be_v most_o true_a and_o certain_a that_o it_o be_v the_o north_n end_n of_o every_o magnet_n and_o magnetical_a body_n that_o be_v place_v in_o a_o thin_a wooden_a dish_n in_o water_n or_o any_o magnetical_a needle_n upon_o his_o pin_n which_o set_v itself_o and_o point_v unto_o the_o south_n and_o it_o be_v the_o south_n end_n which_o point_v unto_o the_o north._n for_o proof_n hereof_o take_v these_o word_n of_o north_n and_o south_n in_o whether_o of_o the_o two_o former_a signification_n you_o please_v and_o make_v trial_n thereof_o in_o any_o two_o magnet_n or_o any_o two_o magnetical_a body_n so_o place_v that_o they_o may_v free_o turn_v according_a unto_o their_o nature_n and_o you_o shall_v always_o see_v a_o natural_a inclination_n of_o the_o contrary_a end_n of_o the_o one_o unto_o the_o contrary_a end_n of_o the_o other_o as_o of_o the_o north_n end_n of_o the_o one_o unto_o the_o south_n end_n of_o the_o other_o and_o reciprocate_v
chief_a point_n of_o this_o most_o necessary_a skill_n and_o the_o use_n of_o they_o in_o this_o short_a treatise_n not_o meaning_n to_o translate_v doctor_n gilbert_n book_n but_o to_o take_v those_o thing_n out_o of_o it_o which_o i_o shall_v think_v fit_a for_o this_o purpose_n which_o be_v only_o the_o magnetisme_n of_o the_o whole_a earth_n and_o some_o of_o the_o consequent_n thereof_o and_o to_o add_v the_o rest_n of_o my_o own_o industry_n wherein_o i_o may_v be_v bold_a after_o asort_v to_o challenge_v a_o right_n as_o have_v endeavour_v to_o get_v some_o insight_n in_o this_o argument_n a_o matter_n well_o know_v to_o diverse_a above_o the_o space_n of_o twenty_o year_n ere_o doctor_n gilbert_n book_n see_v light_a and_o in_o very_a deed_n i_o communicate_v many_o of_o my_o observation_n with_o he_o above_o one_o whole_a year_n before_o he_o put_v it_o out_o in_o print_n to_o be_v short_a of_o all_o that_o i_o shall_v set_v down_o in_o this_o treatise_n my_o request_n be_v that_o the_o reader_n will_v admit_v nothing_o but_o that_o which_o shall_v be_v confirm_v by_o good_a reason_n or_o undoubted_a experiment_n and_o i_o purpose_v god_n will_v to_o tie_v myself_o as_o strict_o unto_o this_o rule_n as_o ever_o any_o man_n do_v that_o have_v write_v of_o the_o like_a argument_n make_v it_o even_o a_o matter_n of_o conscienae_fw-la to_o deliver_v any_o thing_n herein_o for_o certainty_n that_o myself_o shall_v not_o know_v to_o be_v sound_a and_o so_o by_o this_o mean_n shall_v i_o neither_o abuse_v the_o reader_n with_o any_o untrue_a assertion_n nor_o injury_n so_o certain_a and_o so_o excellent_a a_o knowledge_n with_o any_o doubtful_a or_o unapproveable_a conclusion_n content_n of_o this_o treatise_n chap._n i._o of_o the_o magnetical_a power_n of_o the_o whole_a globe_n of_o the_o earth_n chap._n ii_o of_o the_o ambiguity_n of_o the_o north_n and_o sooth_n end_v of_o magnet_n and_o magnetical_a body_n explain_v and_o doctor_n gilbert_n therein_o defend_v chap._n iii_o certain_a general_a observation_n of_o the_o nature_n and_o property_n of_o the_o loadstone_n chap._n four_o by_o what_o mean_v the_o chief_a point_n of_o any_o magnet_n of_o what_o form_n soever_o may_v easy_o be_v find_v out_o chap._n v._o the_o manner_n of_o cap_v both_o with_o single_a and_o double_a cap_n and_o the_o nature_n of_o they_o chap._n vi_o of_o cement_n and_o peice_v of_o lodestone_n chap._n vii_o of_o the_o variation_n of_o the_o magnetical_a needle_n with_o the_o appurtenance_n thereto_o belong_v chap._n viii_o a_o discovery_n of_o error_n commit_v in_o the_o make_n and_o touch_v magnetical_a needs_o and_o wiar_z of_o sail_v compass_n with_o a_o advice_n for_o the_o true_a and_o right_o make_v and_o touch_v of_o they_o chap._n ix_o of_o the_o touch_n with_o a_o loadstone_n cap_a and_o without_o the_o cap_n chap._n x._o of_o the_o fashion_v of_o the_o compass_n needle_n chap._n xi_o a_o sail_a compass_n fit_v for_o observe_v at_o sea_n the_o variation_n amplitude_n of_o either_o sun_n or_o star_n cape_n or_o trending_n etc._n etc._n chap._n xii_o a_o comparison_n of_o the_o several_a use_n of_o the_o horizontall_a and_o inclinatory_a magnetical_a needle_n a_o true_a copy_n of_o one_o of_o d._n gilbert_n letter_n write_v to_o the_o author_n concern_v his_o magnetical_a experiment_n magnetical_a advertisement_n chap._n i._o of_o the_o magnetical_a power_n and_o force_v of_o the_o whole_a globe_n of_o the_o earth_n concern_v the_o magnetical_a force_n of_o the_o whole_a body_n of_o the_o earth_n i_o have_v select_v these_o experiment_n to_o prove_v it_o take_v any_o piece_n of_o solid_a earth_n that_o have_v some_o toughness_n to_o hold_v together_o and_o will_v abide_v the_o fire_n as_o any_o sort_n of_o clay_n or_o brick_n which_o sometime_o be_v clay_n fashion_v it_o in_o such_o manner_n that_o it_o be_v uniform_o extend_v towards_o both_o end_n the_o ouall_n or_o long_a figure_n be_v fit_a for_o our_o purpose_n put_v it_o into_o a_o fire_n of_o charcole_n increase_v the_o heat_n by_o little_a and_o little_a and_o at_o the_o length_n with_o often_o blow_v make_v it_o thorough_o as_o red_a hot_a as_o you_o can_v let_v it_o remain_v so_o for_o the_o space_n of_o half_a a_o hour_n or_o more_o that_o thereby_o all_o superfluous_a moisture_n may_v be_v consume_v and_o adverse_a quality_n separate_v from_o it_o then_o take_v it_o forth_o and_o let_v it_o cool_v of_o itself_o be_v first_o set_v north_n and_o south_n with_o either_o end_n answerable_a to_o the_o variation_n of_o the_o place_n not_o parallel_n unto_o the_o horizon_n but_o elevate_v answerable_a to_o the_o latitude_n as_o never_o as_o you_o can_v certain_a it_o be_v that_o this_o piece_n of_o earth_n thus_o order_v will_v sensible_o show_v you_o that_o it_o have_v true_a magnetical_a virtue_n but_o here_o before_o i_o proceed_v any_o far_o i_o must_v deliver_v unto_o you_o a_o necessary_a observation_n there_o be_v two_o kind_n of_o attraction_n as_o they_o be_v common_o call_v the_o one_o magnetical_a the_o other_o electricall_a the_o magnetical_a have_v always_o special_a respect_n unto_o the_o north_n &_o south_n point_v of_o the_o magnete_n or_o magnetical_a body_n the_o electricall_a body_n have_v no_o manner_n of_o respect_n unto_o any_o one_o point_n of_o the_o electricall_a body_n more_o than_o another_o and_o by_o this_o difference_n these_o two_o kind_n of_o attraction_n be_v easy_o discern_v as_o also_o by_o this_o look_v what_o end_n of_o the_o magnetical_a needle_n the_o one_o end_n of_o the_o magnet_n do_v draw_v the_o other_o will_v chase_v away_o but_o the_o electricall_a body_n draw_v alike_o at_o all_o end_n and_o three_o after_o this_o sort_n lap_n this_o electricall_a body_n in_o a_o paper_n and_o it_o will_v draw_v nothing_o at_o all_o but_o interposition_n of_o brass_n or_o of_o a_o stone_n wall_n within_o the_o orb_n of_o the_o magnet_n virtue_n do_v nothing_o weaken_v the_o same_o or_o hinder_v his_o effect_n towards_o his_o peculiar_a object_n notwithstanding_o to_o speak_v proper_o attraction_n pertain_v only_o to_o electricall_a body_n because_o the_o whole_a attractive_a virtue_n be_v only_o in_o the_o electricall_a body_n itself_o and_o nothing_o at_o all_o in_o the_o thing_n that_o be_v attract_v the_o attraction_n common_o so_o call_v of_o the_o loadstone_n be_v right_o to_o be_v term_v concursion_n confluence_n or_o coition_n because_o it_o be_v the_o run_v or_o vigorous_a meeting_n together_o of_o two_o magnetical_a body_n have_v a_o mutual_a inclination_n the_o one_o to_o join_v with_o the_o other_o or_o by_o any_o other_o name_n bear_v like_o sense_n for_o the_o true_a knowledge_n thereof_o be_v but_o late_o as_o a_o stranger_n arrive_v among_o we_o common_a use_n quempenes_n arbitrium_fw-la est_fw-la &_o ius_fw-la &_o normal_a loquendi_fw-la have_v as_o yet_o scant_o suit_v it_o with_o a_o convenient_a name_n to_o express_v this_o property_n so_o that_o magnetical_a concursion_n be_v never_o but_o between_o two_o body_n such_o as_o both_o of_o they_o be_v magnetical_a as_o of_o one_o loadstone_n with_o another_o or_o of_o a_o loadstone_n with_o iron_n or_o steel_n or_o iron_n oar_n if_o it_o be_v prepare_v or_o between_o two_o piece_n of_o iron_n or_o steel_n that_o be_v reviue_v with_o a_o loadstone_n for_o indeed_o the_o loadstone_n can_v but_o revive_v and_o multiply_v magnetical_a force_n in_o a_o body_n that_o natural_o have_v it_o in_o some_o measure_n before_o but_o can_v infuse_v it_o into_o any_o thing_n that_o before_o be_v utter_o void_a of_o it_o as_o of_o metal_n in_o iron_n or_o steel_n and_o not_o in_o gold_n silver_n brass_n etc._n etc._n electrum_n in_o this_o argument_n be_v name_v that_o which_o be_v either_o amber_n in_o substance_n or_o at_o the_o least_o of_o the_o quality_n and_o that_o amber_n be_v rub_v have_v to_o take_v up_o moat_n feather_n straw_n stick_n and_o other_o small_a thing_n the_o which_o property_n be_v also_o in_o ieate_n brimstome_n hard_a wax_n if_o it_o be_v smooth_a and_o in_o infinite_a other_o thing_n both_o natural_a and_o compound_v all_o which_o because_o of_o that_o quality_n in_o this_o argument_n be_v term_v electricall_a body_n and_o their_o take_n up_o of_o thing_n be_v call_v electricall_a attraction_n have_v only_o a_o slender_a resemblance_n and_o no_o truth_n of_o the_o magnetical_a quality_n but_o that_o abovementioned_n piece_n of_o earth_n prepare_v in_o such_o sort_n as_o be_v before_o prescribe_v will_v by_o magnetical_a concursion_n show_v itself_o to_o be_v a_o true_a magnetical_a body_n for_o the_o one_o end_n of_o the_o magnetical_a needle_n will_v covet_v towards_o the_o one_o of_o the_o prepare_a masle_n and_o fly_v from_o the_o other_o and_o contrariwise_o also_o though_o it_o will_v do_v both_o but_o weak_o not_o with_o power_n comparable_a to_o a_o natural_a loadstone_n
whether_o it_o be_v your_o north_n or_o south_n end_v the_o effect_n will_v soon_o declare_v the_o four_o way_n have_v a_o ordinary_a dial_n with_o a_o magnetical_a needle_n or_o a_o sail_a compass_n or_o any_o magnetical_a needle_n stand_v on_o a_o sharp_a pin_n hold_v near_o thereunto_o the_o stone_n turn_v it_o in_o your_o hand_n then_o will_v the_o north_n end_n of_o the_o needle_n i_o mean_v the_o end_n that_o point_v to_o the_o north_n respect_v the_o true_a north_n point_n of_o the_o stone_n the_o five_o way_n also_o if_o you_o touch_v a_o common_a sow_a needle_n the_o long_a the_o better_o and_o put_v ti_fw-mi through_o a_o little_a piece_n of_o cork_n not_o big_a than_o may_v well_o bear_v it_o up_o so_o that_o by_o the_o mean_n thereof_o it_o may_v swim_v in_o a_o basin_n of_o water_n the_o same_o if_o you_o offer_v the_o stone_n unto_o it_o will_v show_v the_o like_a effect_n and_o here_o it_o be_v to_o be_v remember_v that_o none_o other_o way_n whatsoever_o will_v more_o ready_o or_o true_o define_v the_o magnetical_a meridian_n than_o this_o of_o the_o needle_n with_o corcke_n in_o the_o water_n and_o therefore_o as_o it_o be_v very_o requisite_a for_o many_o purpose_n that_o every_o traveller_n either_o by_o land_n or_o especial_o by_o sea_n shall_v always_o have_v if_o he_o may_v a_o equinoctial_a dial_n with_o he_o so_o will_v i_o not_o wish_v that_o any_o of_o they_o shall_v be_v without_o some_o sow_a needle_n touch_v with_o a_o good_a stone_n which_o will_v both_o serve_v the_o proper_a use_n of_o sow_v without_o impair_n their_o touch_n for_o it_o be_v open_a air_n and_o rust_n that_o be_v the_o great_a enemy_n thereof_o and_o at_o any_o time_n with_o a_o piece_n of_o corcke_n or_o a_o dry_a stick_n in_o the_o water_n will_v show_v the_o magnetical_a meridian_n a_o matter_n though_o mean_a and_o trivial_a in_o show_n yet_o between_o while_n of_o so_o great_a importance_n that_o it_o may_v serve_v to_o save_v very_o many_o man_n life_n a_o six_o way_n also_o if_o you_o prepare_v a_o little_a round_a loadstone_n of_o a_o quarter_n of_o a_o inch_n diameter_n or_o there_o about_o but_o it_o must_v be_v a_o very_a good_a one_o have_v his_o two_o pole_n mark_v and_o fit_v in_o such_o manner_n that_o it_o easy_o turn_v about_o in_o a_o little_a frame_n according_a unto_o this_o picture_n the_o like_a also_o in_o his_o sort_n will_v come_v to_o pass_v if_o you_o hang_v a_o small_a declinatorie_n needle_n in_o a_o frame_n in_o this_o manner_n then_o by_o move_v it_o in_o his_o frame_n all_o over_o the_o stone_n the_o north_n pole_n of_o this_o will_v find_v the_o south_n of_o the_o other_o and_o likewise_o will_v the_o south_n the_o north_n of_o the_o great_a one_o for_o it_o be_v not_o in_o outward_a show_n between_o one_o magnet_n and_o another_o as_o it_o be_v between_o a_o magnet_n and_o a_o magnetical_a needle_n the_o contrary_a end_n of_o the_o magnet_n will_v covet_v in_o their_o motion_n to_o meet_v together_o but_o the_o end_n of_o the_o needle_n which_o turn_v north_n will_v come_v unto_o the_o north_n of_o the_o stone_n for_o in_o very_a truth_n it_o be_v the_o south_n point_n of_o the_o needle_n even_o as_o the_o magnet_n itself_o be_v place_v in_o a_o wooden_a dish_n in_o water_n will_v turn_v with_o his_o north_n end_n unto_o the_o south_n and_o with_o his_o south_n end_n dish_n and_o all_o towards_o the_o north_n as_o it_o be_v large_o declare_v in_o the_o second_o chapter_n of_o this_o book_n the_o like_a effect_n will_v also_o follow_v if_o you_o hang_v as_o aforesaid_a a_o small_a magnet_n in_o the_o middle_n by_o a_o small_a silk_n thread_n that_o it_o may_v free_o turn_v without_o impediment_n according_a unto_o his_o own_o nature_n but_o this_o property_n it_o will_v show_v quick_a or_o slow_a according_a unto_o the_o goodness_n of_o the_o substance_n and_o fitness_n of_o the_o form_n the_o best_a form_n for_o this_o purpose_n be_v the_o extend_a oval_a have_v his_o pole_n precise_o in_o his_o end_n if_o his_o pole_n be_v some_o pretty_a distance_n the_o one_o end_n towards_o the_o east_n of_o the_o stone_n and_o the_o other_o asmuch_o towards_o the_o west_n this_o stone_n in_o his_o length_n will_v not_o point_v unto_o the_o magnetical_a north_n and_o south_n as_o otherwise_o he_o will_v but_o unto_o some_o other_o point_n of_o the_o horizon_n yea_o follow_a this_o experiment_n in_o this_o sort_n you_o may_v make_v he_o stand_v unto_o any_o point_n of_o the_o compass_n only_o you_o ought_v to_o abridge_v the_o stone_n in_o his_o length_n that_o he_o may_v come_v somewhat_o near_o unto_o a_o circular_a form_n that_o so_o his_o diameter_n of_o north_n and_o south_n be_v through_o the_o magnetisme_n of_o the_o earth_n the_o cause_n of_o this_o motion_n may_v be_v so_o much_o the_o long_o in_o comparison_n of_o the_o mass_n of_o the_o stone_n and_o consequent_o more_o effectual_a after_o the_o like_a manner_n you_o may_v so_o touch_v the_o wire_n of_o a_o compass_n that_o the_o flower_n de_fw-fr luce_fw-fr of_o the_o fly_n shall_v stand_v unto_o what_o point_n of_o the_o horizon_n you_o please_v although_o the_o diameter_n of_o the_o wire_n do_v still_o remain_v fix_v under_o the_o flower_n de_fw-fr luce_fw-fr and_o the_o south_n point_n of_o the_o card_n final_o to_o conclude_v this_o point_n with_o a_o magnetical_a delight_n if_o you_o touch_v two_o sow_a needle_n in_o a_o contrary_a sort_n that_o be_v the_o point_n of_o the_o one_o northerly_a and_o of_o the_o other_o southerly_a and_o set_v they_o with_o their_o corcke_n the_o one_o at_o the_o one_o side_n of_o a_o basin_n of_o water_n and_o the_o other_o at_o the_o other_o you_o shall_v see_v they_o as_o quicken_v with_o vital_a spirit_n even_o so_o to_o move_v the_o one_o end_n towards_o the_o other_o at_o the_o first_o fair_a and_o soft_o but_o when_o they_o draw_v near_o they_o will_v rush_v together_o as_o it_o be_v with_o a_o kind_n of_o violence_n the_o point_n of_o the_o one_o strike_v 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man_n that_o consider_v this_o goodly_a definition_n be_v the_o foundation_n and_o ground_n of_o his_o magnetical_a discourse_n and_o the_o very_a first_o sentence_n of_o his_o book_n and_o many_o the_o like_a fancy_n in_o his_o motion_n and_o and_o animaduesion_n will_v easy_o discern_v what_o his_o magnetical_a skill_n be_v and_o what_o a_o vanity_n it_o be_v for_o i_o to_o spend_v any_o precious_a time_n to_o confute_v in_o particular_a such_o unreasonable_a and_o senseless_a opinion_n which_o have_v more_o need_n of_o helleborus_fw-la to_o purge_v they_o out_o of_o his_o head_n than_o argument_n to_o confute_v they_o in_o his_o book_n and_o in_o his_o frivolous_a animadversion_n seek_v to_o maintain_v his_o former_a error_n and_o he_o be_v so_o snappish_a to_o have_v they_o amend_v he_o make_v they_o ten_o time_n worse_o than_o they_o be_v before_o and_o far_o more_o palpable_a but_o my_o tetrical_a animaduersor_n must_v be_v rule_v by_o reason_n and_o afford_v all_o those_o his_o 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