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right_a line_n from_o one_o point_n to_o another_o so_o that_o this_o be_v a_o line_n of_o 47._o degreé_v and_o as_o muâ—â—_n 〈◊〉_d at_o â—â—e_z other_o end_n of_o the_o say_v equinoctial_a upon_o every_o one_o of_o these_o right_a line_n you_o shall_v make_v a_o haâ—â—e_n circle_v and_o divide_v â—uâ—ry_a of_o they_o into_o syxe_n equal_a part_n which_o may_v answer_v to_o sixâ—_o sign_n and_o every_o sign_n into_o threâ—_n part_n which_o may_v 〈◊〉_d to_o the_o tenthes_o or_o ten_o partâ—â—f_n dâ—gâ—â—és_v and_o if_o the_o 〈◊〉_d be_v great_a you_o shall_v divide_v euâ—ry_a sign_n into_o fiâ—â—_n or_o 〈◊〉_d parâ—es_n so_o that_o you_o may_v make_v it_o perfect_a and_o precise_a this_o 〈◊〉_d from_o the_o point_n or_o prick_v of_o the_o one_o half_a circle_n to_o the_o point_n of_o the_o other_o draw_v certain_a line_n which_o shall_v be_v equidiâ—â—nâ—_n to_o the_o equinoctial_a in_o the_o end_n of_o these_o line_n between_o the_o less_o circle_n and_o the_o edge_n of_o the_o rundell_n draw_v also_o certain_a line_n which_o may_v reach_v unto_o the_o beginning_n and_o end_n of_o the_o sign_n and_o in_o the_o â—oppe_n of_o the_o end_n or_o over_o the_o end_n of_o these_o line_n make_v a_o ark_n so_o far_o distant_a from_o the_o less_o circle_n as_o be_v the_o thickness_n of_o the_o edge_n of_o a_o peéce_n of_o four_o rial_n of_o plate_n and_o in_o the_o space_n that_o be_v leave_v graduate_v the_o sign_n from_o ten_o to_o ten_o or_o as_o the_o division_n shall_v be_v the_o space_n that_o remain_v from_o thence_o to_o the_o edge_n of_o the_o rundel_z you_o shall_v divide_v by_o the_o half_a instrument_n and_o in_o it_o shall_v be_v make_v twelve_o space_n where_o you_o shall_v set_v the_o sign_n with_o their_o name_n or_o caracte_n orderly_o so_o that_o aries_n be_v next_o unto_o the_o equinoctial_a than_o taurus_n toward_o the_o part_n of_o the_o index_n then_o gemini_fw-la and_o turn_v toward_o the_o equinoctial_a cancer_n leo_n uirgo_fw-la likewise_o on_o the_o other_o part_n of_o the_o equinoctial_a libra_n scorpio_n sagittarius_fw-la and_o turn_v to_o the_o equinoctial_a capricornus_fw-la aquarius_n pisces_fw-la zodiac_n and_o thus_o have_v sign_v the_o zodiac_n you_o shall_v also_o sign_n or_o mark_v the_o hour_n in_o manner_n as_o follow_v divide_v the_o less_o circle_n of_o this_o rundel_z into_o four_o equal_a part_n so_o that_o every_o quarter_n may_v have_v six_o part_n reduce_v this_o division_n to_o the_o diameter_n put_v the_o ruler_n upon_o the_o point_n equal_o distant_a from_o the_o horizon_n and_o where_o it_o touch_v the_o equinoctial_a make_v prick_n or_o point_n tropike_n so_o that_o the_o equinoctial_a remain_n divide_v into_o twelve_o part_n then_o upon_o one_o of_o the_o tropyke_n give_v a_o circle_n which_o may_v have_v the_o same_o tropic_a for_o his_o diameter_n divide_v this_o circle_n into_o 24._o equal_a parte_v &_o reduce_v these_o division_n to_o the_o tropic_a as_o be_v do_v in_o the_o equinoctial_a &_o from_o one_o tropic_a to_o another_o then_o the_o equinoctial_a and_o the_o tropike_n be_v thus_o divide_v with_o this_o prick_n or_o point_n you_o shall_v pass_v with_o a_o pair_n of_o compass_n by_o every_o point_n equal_o order_v from_o the_o horizon_n to_o the_o one_o and_o the_o other_o part_n and_o these_o shall_v be_v call_v hour_n write_v in_o the_o end_n of_o they_o their_o number_n begin_v the_o one_o part_n in_o one_o number_n and_o end_v it_o in_o twelve_o on_o the_o other_o part_n begin_v the_o one_o in_o thopposite_a part_n and_o end_n in_o twelve_o this_o do_v these_o rundel_n shall_v be_v bring_v to_o their_o perfection_n moreover_o you_o shall_v make_v a_o triangle_n with_o a_o right_a angle_n have_v two_o equal_a side_n that_o may_v make_v the_o right_a angle_n every_o of_o these_o side_n must_v be_v as_o long_o as_o be_v the_o semidiameter_n of_o the_o great_a rundel_z triangle_n also_o upon_o and_o about_o the_o right_a angle_n you_o shall_v make_v a_o little_a circle_n which_o shall_v have_v the_o same_o angle_n for_o his_o centre_n &_o on_o the_o one_o side_n of_o this_o tryangle_n set_v two_o raise_v plate_n as_o in_o the_o astrolabie_n on_o the_o contrary_a side_n of_o these_o raise_v plate_n must_v be_v a_o hole_n so_o far_o distant_a from_o the_o centre_n or_o angle_n as_o be_v the_o semidiameter_n of_o the_o circle_n of_o the_o less_o rundel_z in_o this_o hole_n you_o must_v put_v a_o threéd_v hang_v thereat_o a_o little_a weight_n or_o plommet_n only_o sufficient_a to_o hold_v the_o threéd_v straight_o so_o that_o it_o cause_v nothing_o of_o the_o rundel_n to_o turn_v or_o the_o instrument_n to_o decline_v furthermore_o in_o a_o circle_n as_o big_a as_o the_o less_o of_o the_o less_o rundel_z you_o shall_v divide_v into_o 32._o part_n the_o eight_o wind_n wind_n and_o half_a wind_n and_o quarter_n of_o wind_n and_o be_v thus_o reduse_v to_o their_o diameter_n as_o be_v do_v in_o the_o equinoctial_a you_o shall_v translate_v they_o in_o the_o side_n of_o the_o triangle_n in_o the_o which_o by_o the_o centre_n of_o his_o little_a circle_n and_o by_o the_o centre_n of_o the_o rundel_n all_o the_o three_o peéce_n must_v be_v make_v fast_o with_o a_o axe_n or_o a_o nail_n so_o that_o they_o may_v be_v turn_v about_o close_a and_o very_a just_a then_o put_v a_o ring_n in_o the_o handle_n of_o the_o instrument_n whereby_o it_o may_v hang_v as_o in_o the_o astrolabie_n and_o so_o shall_v the_o instrument_n be_v finish_v and_o bring_v to_o perfection_n this_o be_v the_o trace_n or_o draught_n of_o the_o instrument_n to_o know_v at_o what_o hourâ—_n the_o sun_n rise_v and_o fall_v by_o the_o instrument_n follow_v you_o shall_v put_v the_o pole_n of_o the_o less_o rundel_z which_o be_v the_o index_n to_o the_o left_a hand_n in_o the_o great_a rundell_n fall_v in_o so_o many_o degree_n above_o the_o horizon_n in_o how_o many_o degree_n the_o pole_n be_v raise_v in_o that_o land_n or_o place_n then_o put_v the_o tryangle_n which_o be_v the_o horizon_n in_o his_o place_n that_o be_v to_o say_v if_o the_o sun_n shall_v be_v in_o the_o north_n sign_n put_v it_o to_o the_o left_a hand_n and_o if_o it_o shall_v be_v in_o the_o south_n sign_n to_o the_o right_a hand_n and_o then_o the_o triangle_n shall_v cut_v the_o parallel_n where_o the_o sun_n go_v in_o .10_o or_o .20_o or_o .30_o degreé_v or_o proportional_o where_o it_o be_v and_o there_o shall_v you_o see_v in_o the_o side_n of_o the_o zodiac_n the_o hour_n when_o the_o sun_n rise_v and_o fall_v and_o likewise_o at_o what_o wind_n the_o sun_n ryseéth_n and_o fall_v to_o we_o you_o shall_v see_v in_o the_o wynd_n of_o the_o tryangle_n fall_v to_o know_v by_o the_o elevation_n of_o the_o sun_n the_o hour_n that_o be_v put_v the_o pole_n or_o index_n so_o far_o distant_a from_o the_o zenith_n or_o handle_v of_o the_o instrument_n as_o it_o be_v in_o that_o place_n or_o parallel_v above_o the_o horizon_n then_o turn_v the_o triangle_n toward_o the_o sun_n until_o the_o beam_n thereof_o enter_v in_o at_o the_o raise_v plate_n and_o then_o the_o threéd_v with_o the_o plomet_n shall_v cut_v the_o parallel_n of_o the_o sun_n by_o the_o hour_n that_o shall_v be_v and_o consequent_o the_o triangle_n shall_v be_v distant_a from_o the_o zenith_n the_o degreé_v that_o the_o sun_n shall_v be_v raise_v that_o hour_n about_o the_o horizon_n this_o be_v the_o demonstration_n finis_fw-la ¶_o here_o begin_v the_o table_n of_o this_o book_n the_o content_n of_o the_o chapter_n of_o the_o first_o part_n the_o general_a distinction_n of_o creature_n folio_n iiii_o the_o definition_n of_o the_o world_n fol._n v._n the_o definition_n of_o the_o sphere_n fol._n eodem_fw-la the_o division_n of_o the_o world_n fol._n eodem_fw-la the_o number_n order_n and_o property_n of_o the_o element_n and_o heaven_n fol._n vi_fw-la the_o immutabilitie_n or_o immobilitie_n of_o the_o earth_n fol._n viij_o the_o roundness_n of_o the_o earth_n and_o water_n fol._n viij_o the_o motion_n of_o the_o heaven_n and_o element_n fol._n x._o the_o division_n of_o the_o sphere_n into_o formal_a part_n fol._n eod_a the_o equinoctial_a circle_n fol._n twelve_o the_o zodiac_n fol._n eodem_fw-la the_o circle_n call_v coluri_n fol._n xiii_o the_o meridian_n circle_n fol._n xiiii_o the_o horizontall_a circle_n fol._n eod_a the_o four_o less_o circle_n fol._n xv_o the_o five_o zone_n fol._n xvi_o the_o longitude_n and_o laâ—itude_n and_o of_o the_o proportion_n which_o the_o less_o circle_n have_v to_o the_o great_a circle_n fol._n xviii_o the_o circuit_n or_o compass_n of_o the_o earth_n and_o water_n according_a to_o the_o opinion_n of_o the_o ancient_a &_o late_a auctour_n fol._n nineteeen_o the_o seven_o climate_n fol._n eod_a certain_a principle_n of_o this_o science_n fol._n xxi_o the_o content_n
four_o geve_v unto_o every_o quarter_n part_v threé_o hour_n at_o the_o rise_v of_o the_o sun_n which_o be_v the_o first_o hour_n of_o the_o first_o quarter_n they_o call_v the_o first_o hour_n and_o three_o hour_n pass_v they_o call_v the_o thyrd_o hour_n and_o syxe_v hour_n pass_v of_o the_o day_n they_o call_v the_o syxth_o hour_n which_o be_v the_o midday_n or_o noon_n tie_v also_o the_o nienth_n hour_n they_o name_v at_o niene_fw-fr hour_n pass_v of_o the_o day_n and_o the_o sun_n set_v or_o go_v down_o of_o the_o sun_n they_o call_v the_o evening_n as_o say_v the_o poet_n virgil_n in_o this_o verse_n ante_fw-la diem_fw-la clausam_fw-la componet_fw-la vesper_n olimpo_fw-la gospel_n and_o according_a to_o this_o computation_n be_v to_o be_v understand_v that_o write_v saint_n matthew_n that_o the_o labourer_n come_v to_o the_o uineyarde_n at_o the_o eleven_o hour_n whereby_o be_v mean_v the_o fyfth_o hour_n one_o hour_n before_o the_o sun_n be_v set_v and_o when_o we_o read_v in_o s._n john_n the_o ague_n leave_v he_o the_o seven_o hour_n etc._n etc._n by_o this_o account_n it_o be_v one_o hour_n after_o noon_n when_o christ_n heal_v the_o son_n of_o the_o ruler_n that_o be_v disease_v in_o capernaum_n in_o like_o manner_n by_o these_o hour_n the_o ancient_n divide_v the_o night_n into_o four_o quarter_n night_n geve_v threé_o hour_n to_o every_o quarter_n and_o in_o these_o four_o part_n of_o the_o night_n be_v soldier_n appoint_v to_o watch_v in_o the_o first_o quarter_n which_o they_o call_v canticinium_fw-la and_o we_o the_o first_o sleep_n they_o watch_v all_o in_o the_o second_o which_o they_o call_v intempestiwm_fw-la be_v the_o turn_n of_o midnight_n the_o young_a man_n watch_v in_o the_o thyrd_o which_o they_o call_v gallicinium_fw-la of_o the_o crow_n of_o cock_n watch_v the_o soldier_n of_o middle_a age_n in_o the_o four_o and_o last_o quarter_n call_v matutinum_fw-la or_o antilucanum_fw-la that_o be_v the_o spring_n of_o the_o day_n the_o old_a soldier_n watch_v and_o thus_o be_v understand_v the_o first_o the_o second_o and_o three_o watch_n of_o the_o night_n in_o like_a manner_n ought_v the_o mariner_n to_o keep_v watch_n and_o ward_n watch_v to_o avoid_v aswell_o the_o peryll_n of_o the_o sea_n as_o also_o the_o danger_n of_o rover_n and_o to_o divide_v the_o night_n by_o quarter_n after_o the_o manner_n of_o soldier_n as_o do_v also_o the_o mariner_n in_o old_a tyme._n the_o xv_o chapter_n of_o the_o make_n and_o use_v of_o a_o universal_a dyal_n for_o the_o day_n whereas_o in_o the_o chapter_n before_o we_o have_v entreat_v of_o hour_n and_o their_o difference_n we_o intend_v here_o to_o describe_v the_o make_n of_o a_o instrument_n general_a sun_n to_o know_v the_o hour_n of_o the_o day_n by_o the_o beam_n of_o the_o sun_n which_o be_v do_v in_o this_o manner_n take_v a_o round_a plate_n of_o laton_n and_o let_v it_o be_v call_v the_o equinoctial_a circle_n the_o circumference_n whereof_o you_o shall_v divide_v into_o 24._o equal_a part_n by_o both_o the_o side_n and_o from_o the_o centre_n to_o every_o of_o these_o part_n you_o shall_v draw_v a_o right_a line_n one_o of_o the_o which_o shall_v be_v a_o meridian_n and_o in_o the_o one_o part_n of_o that_o write_v twelve_o which_o shall_v be_v the_o hour_n of_o the_o mydday_n or_o noon_n and_o in_o the_o other_o part_n write_v other_o twelve_o which_o shall_v be_v for_o mydnyght_n in_o the_o high_a part_n turn_v upon_o the_o centre_n toward_o the_o right_a hand_n write_v one_o two_o three_o fourer_n etc._n etc._n in_o the_o low_a or_o nether_a part_n you_o shall_v count_v toward_o the_o left_a hand_n turn_v it_o upon_o the_o centre_n so_o that_o the_o one_o hour_n of_o the_o one_o part_n come_v upon_o the_o line_n of_o the_o one_o hour_n of_o the_o other_o part_n in_o like_a manner_n two_o upon_o two_o threé_o upon_o threé_o and_o so_o forth_o of_o the_o other_o and_o note_v that_o in_o the_o line_n of_o syxe_n at_o after_o noon_n and_o at_o the_o line_n of_o syxe_n in_o the_o morning_n there_o remain_v certain_a round_a piece_n corner_n or_o end_n after_o the_o manner_n of_o axis_n of_o the_o thickness_n of_o the_o self_n same_o plate_n then_o make_v a_o half_a circle_n of_o the_o same_o mettle_n as_o bygge_v as_o the_o half_a circumference_n of_o the_o plate_n and_o of_o the_o thickness_n of_o a_o peéce_n of_o four_o rial_n of_o plate_n or_o somewhat_o more_o even_o as_o the_o plate_n itself_o and_o of_o the_o breadth_n of_o half_a a_o fynger_n if_o the_o instrument_n shall_v be_v great_a or_o less_o if_o the_o instrument_n shall_v be_v less_o this_o half_a circle_n shall_v you_o graduate_v or_o divide_v into_o 180._o degree_n begin_v at_o the_o one_o end_n one_o two_o threé_o and_o so_o forth_o unto_o 90._o in_o the_o midst_n and_o the_o like_a shall_v you_o do_v from_o the_o other_o end_n unto_o the_o same_o 90._o also_o you_o must_v number_v they_o in_o the_o breadth_n of_o the_o same_o half_a circle_n and_o this_o half_a circle_n shall_v you_o make_v fast_o on_o the_o nether_a part_n of_o the_o instrument_n so_o that_o the_o end_n thereof_o may_v be_v fix_v in_o the_o end_n of_o the_o meridian_n line_n then_o through_o the_o centre_n of_o the_o plate_n or_o equinoctial_a circle_n shall_v pass_v a_o round_o steéle_v or_o wire_n of_o the_o same_o mettle_n make_v fast_o or_o soder_v in_o it_o so_o that_o it_o rise_v and_o come_v forth_o equal_o from_o every_o side_n of_o the_o plaâ—e_a the_o four_o part_n of_o the_o diameter_n of_o the_o same_o and_o this_o shall_v be_v call_v the_o axis_n or_o exiltrée_n of_o the_o world_n the_o instrument_n be_v thus_o make_v you_o shall_v place_v it_o or_o set_v it_o in_o a_o frame_n have_v two_o arm_n standard_n or_o arch_n so_o that_o it_o change_v between_o the_o say_a arch_n bear_v up_o by_o the_o ronnde_v peéce_n or_o end_n of_o the_o plate_n leave_v thereof_o at_o the_o end_n of_o the_o line_n of_o the_o syxe_n hour_n aforesaid_a in_o such_o sort_n that_o be_v thus_o stay_v it_o may_v be_v direct_o turn_v and_o in_o the_o midst_n between_o these_o two_o arm_n beneath_o in_o the_o foot_n of_o they_o or_o where_o they_o be_v place_v you_o shall_v raise_v a_o prick_n or_o point_n so_o that_o the_o plate_n which_o signify_v the_o equinoctial_a be_v perpendicule_a the_o brim_n or_o edge_n thereof_o may_v fall_v upon_o the_o point_n or_o prick_v and_o consequent_o the_o plate_n stand_v plain_a or_o flat_a the_o nientie_n degreé_v of_o the_o half_a circle_n must_v show_v or_o touch_v the_o say_a prick_n as_o shall_v also_o the_o end_n or_o extremity_n of_o the_o axis_n of_o the_o world_n and_o the_o other_o end_n shall_v show_v the_o zenith_n or_o vertical_a point_n this_o instrument_n must_v be_v so_o place_v that_o the_o meridian_n line_n be_v north_n and_o south_n instrument_n which_o you_o shall_v find_v in_o this_o manner_n in_o a_o open_a and_o plain_a place_n where_o the_o sun_n shine_v for_o the_o most_o part_n of_o the_o day_n you_o shall_v make_v a_o circle_n with_o a_o pair_n of_o compass_n in_o the_o mid_n whereof_o you_o shall_v set_v a_o steéle_v or_o wire_n so_o upright_o that_o it_o decline_v not_o or_o bend_v not_o either_o one_o way_n or_o other_o and_o the_o same_o no_o long_o than_o the_o four_o part_n of_o the_o diameter_n of_o the_o circle_n line_n then_o in_o the_o morning_n when_o the_o sun_n rise_v the_o shadow_n shall_v be_v very_o long_o and_o as_o it_o rise_v hygh_a and_o hygh_o so_o the_o shadow_n wax_v short_a and_o short_a then_o must_v you_o observe_v the_o time_n when_o the_o extremity_n or_o end_n of_o the_o shadow_n touch_v in_o the_o circumference_n of_o the_o circle_n and_o where_o it_o touch_v you_o shall_v make_v a_o prick_n then_o go_v the_o shadow_n shorten_v unto_o the_o mydday_n or_o noon_n tie_v and_o as_o from_o thence_o the_o sun_n decline_v so_o do_v the_o shadow_n increase_v and_o when_o it_o shall_v come_v alaine_o to_o the_o circumference_n of_o the_o circle_n you_o shall_v make_v another_o prycke_n then_o shall_v you_o part_v in_o the_o midst_n the_o ark_n that_o be_v between_o the_o one_o prick_n and_o the_o other_o and_o from_o the_o middle_a prickeâ—_n draw_v a_o right_a line_n to_o the_o centre_n of_o the_o circle_n and_o that_o shall_v be_v the_o meridian_n line_n whereupon_o you_o shall_v set_v the_o instrument_n furthermore_o in_o the_o foot_n of_o the_o frame_n of_o the_o instrument_n you_o shall_v set_v a_o compass_n or_o dyal_n which_o shall_v show_v the_o meridian_n line_n this_o do_v upon_o the_o arch_n of_o the_o frame_n and_o corner_n of_o the_o six_o hour_n you_o shall_v turn_v the_o equinoctial_a so_o far_o that_o it_o pass_v so_o much_o of_o
as_o to_o the_o cover_n of_o a_o box_n that_o it_o may_v be_v easy_o take_v off_o and_o put_v on_o to_o have_v often_o recourse_n to_o touch_v the_o iron_n with_o the_o sâ—one_n which_o they_o call_v feéd_v when_o ne_v shall_v be_v stone_n that_o the_o virtue_n of_o the_o compass_n fail_v not_o also_o in_o the_o midst_n of_o the_o ground_n or_o floor_n of_o the_o box_n you_o must_v set_v a_o sharp_a point_n or_o prick_v make_v of_o a_o wire_n of_o laton_n this_o must_v stand_v right_a up_o and_o upon_o the_o prick_n or_o point_n thereof_o you_o shall_v seâ—_n the_o bore_v hole_n of_o the_o capitel_a and_o that_o the_o wound_n enter_v not_o above_o you_o shall_v cover_v the_o box_n with_o a_o glass_n and_o thus_o be_v touch_v with_o the_o stone_n and_o set_v upon_o the_o point_n it_o shall_v show_v the_o true_a part_n of_o the_o north_n and_o consequent_o all_o the_o other_o wind_n and_o here_o be_v to_o be_v note_v that_o after_o the_o iron_n or_o neédle_n of_o the_o compass_n have_v be_v touch_v in_o any_o of_o these_o manner_n lodestone_n if_o you_o bring_v the_o north_n part_n of_o the_o stone_n to_o the_o north_n of_o the_o neédle_n or_o compass_v then_o will_v the_o north_n of_o the_o neédle_n come_v to_o it_o and_o if_o you_o bring_v the_o north_n part_n of_o the_o stone_n to_o the_o south_n part_n of_o the_o needle_n it_o will_v flee_v from_o it_o and_o contrariwise_o if_o you_o bring_v the_o south_n part_n of_o the_o stone_n to_o the_o south_n of_o the_o neédle_n it_o will_v come_v to_o it_o and_o if_o to_o the_o north_n it_o will_v fleé_v from_o it_o this_o be_v understand_v the_o neédle_n or_o compass_v stand_v as_o it_o shall_v be_v and_o this_o also_o be_v a_o good_a sign_n to_o know_v which_o be_v the_o north_n part_n and_o south_n part_n of_o the_o stone_n moreover_o this_o box_n must_v be_v put_v within_o another_o box_n in_o the_o which_o it_o must_v hang_v upon_o two_o circle_n of_o laton_n annex_v the_o one_o within_o the_o other_o which_o serve_v that_o the_o compass_n sway_v not_o or_o hang_v not_o towards_o the_o one_o side_n or_o the_o other_o although_o the_o ship_n sway_n and_o this_o box_n also_o must_v have_v his_o cover_n of_o wood_n to_o keep_v the_o other_o you_o shall_v likewise_o observe_v that_o the_o point_n of_o the_o capitell_a and_o the_o hole_n thereof_o and_o also_o the_o point_n or_o prick_v upon_o the_o which_o it_o rest_v by_o upright_a and_o likewise_o the_o rose_n that_o it_o decline_v not_o to_o one_o part_n or_o other_o and_o if_o it_o be_v quick_a than_o it_o ought_v to_o be_v then_o make_v the_o point_n that_o it_o go_v upon_o somewhat_o blunt_a ¶_o the_o v._o chapter_n of_o the_o effect_n or_o property_n that_o the_o compass_n have_v to_o the_o northea_n or_o northwe_v whereby_o be_v know_v the_o variation_n of_o the_o compass_n compâ—â—_n many_o and_o divers_a be_v the_o opinion_n that_o i_o have_v hear_v and_o also_o read_v in_o certain_a writer_n of_o latter_a day_n as_o touch_v the_o northea_n and_o northwe_v of_o the_o compass_n and_o yet_o meé_v seem_v that_o none_o do_v touch_v the_o prycke_n and_o few_o the_o white_a they_o call_v it_o northea_v when_o the_o neédle_n show_v or_o point_v from_o the_o north_n which_o be_v his_o true_a mark_n towards_o the_o north-east_n and_o northwe_v when_o from_o the_o north_n it_o declyne_v toward_o northwest_o for_o the_o better_a understanding_n of_o these_o difference_n whereby_o the_o neédle_n differ_v or_o vary_v from_o the_o pole_n you_o must_v be_v in_o the_o meridian_n where_o the_o compass_n show_v the_o pole_n imagine_v a_o point_n under_o the_o pole_n of_o the_o world_n world_n and_o this_o point_n to_o be_v without_o all_o the_o heaven_n contain_v under_o the_o first_o movable_a the_o which_o point_n or_o part_n of_o heaven_n have_v a_o virtue_n attractive_a y_z t_z draw_v unto_o it_o iron_n touch_v with_o the_o part_n of_o the_o load_n stone_n correspondent_a to_o that_o certain_a part_n of_o heaven_n imagine_v without_o or_o under_o all_o the_o heaven_n move_v by_o y_z e_z first_o movable_a for_o if_o it_o be_v imagine_v to_o be_v move_v within_o any_o of_o the_o move_v heaven_n than_o the_o attractive_a point_n by_o the_o move_n of_o the_o first_o movable_a &_o consequent_o â—he_v compass_v shall_v make_v the_o self_n same_o move_n in_o 24._o hour_n which_o be_v never_o seéne_a and_o therefore_o this_o point_n be_v not_o in_o the_o movable_a heaven_n neither_o in_o y_z e_z pole_n for_o if_o it_o be_v in_o it_o the_o compass_n shall_v not_o vary_v northea_v and_o northwe_v compass_n therefore_o the_o cause_n of_o northea_v or_o northwe_v or_o depart_v from_o the_o pole_n of_o the_o world_n be_v that_o be_v in_o the_o say_a meridian_n the_o attractive_a point_n and_o the_o pole_n be_v in_o the_o self_n same_o or_o in_o one_o meridian_n and_o the_o compass_n show_v the_o attractive_a point_n attractive_a show_v direct_o the_o pole_n and_o depart_v from_o the_o same_o meridian_n towards_o the_o east_n the_o world_n be_v round_a the_o pole_n of_o the_o world_n remain_v to_o we_o on_o the_o left_a hand_n and_o the_o point_n of_o the_o attractive_a virtue_n shall_v be_v on_o the_o right_a hand_n which_o be_v towards_o the_o north-east_n wind_n and_o in_o how_o much_o more_o we_o shall_v sail_v towards_o the_o east_n the_o distance_n shall_v appear_v great_a unto_o we_o until_o we_o come_v unto_o the_o 90._o degree_n and_o there_o shall_v be_v the_o most_o and_o great_a northea_v and_o pass_a from_o thence_o further_o forward_o northea_n it_o shall_v appear_v unto_o we_o y_z t_z the_o attractive_a point_n come_v neér_a &_o neér_a unto_o the_o meridian_n line_n and_o so_o much_o shall_v the_o compass_n go_v better_v or_o amend_v the_o northea_n until_o it_o return_v to_o the_o self_n same_o meridian_n in_o the_o opposite_a or_o contrary_a part_n from_o whence_o they_o come_v or_o where_o they_o begin_v &_o then_o shall_v the_o attractive_a point_n be_v to_o they_o direct_o upon_o or_o 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to_o the_o right_a hand_n &_o the_o attractive_a point_n to_o the_o left_a &_o so_o shall_v the_o variation_n be_v to_o the_o northwest_o and_o this_o be_v the_o cause_n of_o the_o northea_n &_o northwe_v or_o variation_n of_o the_o compass_n unifourme_v also_o it_o be_v not_o to_o be_v understand_v that_o this_o northea_n &_o northwe_v be_v uniform_a as_o be_v the_o depart_n or_o according_a to_o the_o departure_n from_o the_o meridian_n where_o the_o compass_n show_v perfect_o but_o rather_o before_o at_o the_o begin_n of_o the_o depart_n from_o the_o say_a meridian_n it_o make_v difference_n or_o variation_n in_o a_o certain_a quantity_n &_o the_o increase_n that_o be_v afterward_o be_v little_a and_o so_o much_o the_o less_o in_o how_o much_o you_o â—_o more_o the_o depart_n be_v from_o the_o say_a meridian_n for_o it_o be_v a_o passion_n of_o y_fw-fr e_o circle_n sun_n devide_v or_o cut_v themselves_o in_o y_z e_z sphere_n so_o that_o these_o difference_n be_v as_o be_v they_o of_o the_o declination_n of_o the_o sun_n which_o neére_o unto_o the_o equinoctial_o be_v great_a &_o neére_o to_o the_o solstitial_o be_v little_a all_o the_o which_o shall_v evident_o appear_v in_o y_z e_z figure_n follow_v which_o be_v a_o circle_n divide_v by_o two_o diameter_n into_o 4._o equal_a part_n cut_v themselves_o in_o y_o e_o centre_n in_o right_a angle_n and_o from_o the_o centre_n point_n call_v the_o pole_n come_v forth_o a_o movable_a meridian_n &_o in_o it_o go_v a_o compass_n likewise_o movable_a about_o the_o circle_n the_o attractive_a point_n be_v somewhat_o distant_a from_o the_o pole_n of_o the_o world_n &_o from_o it_o come_v forth_o a_o threéde_n which_o must_v ever_o pass_v by_o the_o north_n &_o
according_a to_o the_o form_n or_o pattern_n thereof_o make_v the_o wire_n of_o iron_n and_o cause_v the_o same_o to_o be_v set_v in_o all_o sort_n of_o dial_n as_o be_v before_o the_o xvii_o chapter_n of_o the_o composition_n and_o use_n of_o a_o instrument_n general_a for_o the_o hour_n of_o the_o night_n where_o as_o in_o the_o chapter_n past_a i_o have_v describe_v the_o manner_n and_o form_n to_o make_v two_o dial_n for_o the_o hour_n of_o the_o day_n i_o seem_v that_o for_o the_o more_o perfection_n of_o this_o work_n it_o will_v be_v convenient_a here_o to_o teach_v the_o make_n of_o a_o dyal_n to_o know_v the_o hour_n of_o the_o night_n star_n by_o the_o circle_n which_o the_o two_o star_n call_v the_o guardian_n or_o the_o mouth_n of_o the_o horn_n do_v describe_v by_o the_o move_n of_o the_o first_o mooveable_a but_o for_o as_o much_o as_o it_o be_v a_o common_a opinion_n that_o in_o the_o midst_n of_o apryll_n it_o be_v mydnyght_n when_o the_o guard_n be_v in_o the_o head_n whereof_o they_o take_v the_o beginning_a of_o the_o year_n i_o will_v declare_v how_o it_o ought_v to_o beé_v understand_v mydnyght_n certain_a it_o be_v that_o to_o be_v mydnyght_n be_v none_o other_o thing_n but_o the_o sun_n to_o beé_v by_o the_o move_n of_o the_o first_o movable_a to_o every_o one_o in_o that_o part_n of_o his_o meridyan_n that_o be_v to_o he_o under_o the_o earth_n even_o as_o be_v to_o he_o mydday_n mydday_n or_o noon_n when_o to_o he_o it_o be_v in_o that_o part_n of_o the_o meridyan_n that_o be_v above_o the_o earth_n and_o in_o this_o present_a yeére_n of_o 1545._o to_o be_v out_o of_o doubt_n heéreof_o i_o make_v experience_n with_o a_o precise_a astrolabie_n so_o that_o the_o first_o or_o foremost_a guard_n star_n be_v perpendiculer_o over_o or_o above_o the_o north_n star_n i_o find_v in_o the_o meridyan_n where_o the_o sun_n make_v mydnyght_n the_o ix_o degreé_fw-fr of_o taurus_n whereby_o it_o follow_v that_o the_o sun_n be_v in_o this_o degreé_n which_o be_v at_o the_o nineteeen_o of_o apryl_n the_o same_o guard_n star_n shall_v be_v perpendiculer_o over_o the_o north_n star_n which_o be_v the_o line_n of_o the_o head_n and_o consequent_o the_o sun_n beée_v in_o the_o nienth_fw-mi degreé_fw-fr of_o scorpio_n which_o be_v at_o the_o xxii_o of_o october_n the_o guard_n star_n shall_v be_v in_o the_o line_n of_o the_o foot_n and_o by_o this_o calculation_n may_v be_v know_v when_o it_o shall_v be_v in_o the_o right_a or_o in_o the_o leaâ—t_n error_n and_o in_o all_o the_o other_o line_n so_o that_o they_o manifest_o err_v that_o account_n the_o mydnyght_n at_o the_o xv_o of_o apryll_o when_o the_o first_o guard_n star_n be_v in_o the_o line_n of_o the_o head_n account_v a_o terce_n or_o three_o part_n of_o a_o hour_n soon_o and_o more_o than_o they_o shall_v do_v instrument_n have_v thus_o give_v principle_n for_o the_o instrument_n you_o shall_v procâ—éde_v in_o the_o make_n thereof_o as_o follow_v in_o paste_n or_o on_o a_o plate_n of_o â—aton_n make_v a_o circle_n of_o the_o quantity_n of_o a_o span_n or_o of_o the_o bigness_n that_o you_o desire_v the_o instrument_n or_o dyal_n to_o be_v then_o make_v a_o other_o circle_n somewhat_o less_o so_o far_o distant_a from_o the_o great_a that_o between_o the_o one_o and_o the_o other_o may_v be_v a_o space_n in_o the_o which_o may_v be_v sign_v or_o mark_v the_o day_n and_o month_n likewise_o shall_v you_o make_v another_o less_o circle_n leave_v space_n to_o set_v the_o number_n of_o the_o day_n of_o every_o month_n and_o under_o this_o circle_n shall_v you_o make_v a_o other_o leave_v space_n to_o write_v the_o name_n of_o the_o month_n then_o shall_v you_o divide_v the_o first_o and_o great_a circle_n into_o eight_o equal_a part_n so_o that_o the_o nineteeen_o of_o apryl_n may_v be_v in_o the_o high_a or_o uppermost_a part_n of_o the_o instrument_n which_o be_v where_o they_o say_v the_o line_n of_o the_o head_n to_o be_v and_o the_o xxii_o of_o october_n must_v be_v in_o the_o nether_a part_n also_o the_o xiii_o of_o januarie_n in_o the_o right_a arm_n and_o in_o the_o left_a arm_n the_o xvii_o of_o july_n and_o so_o the_o other_o day_n that_o do_v fall_v to_o the_o other_o line_n accord_v as_o they_o answer_v to_o the_o right_a assension_n of_o the_o sun_n as_o you_o may_v see_v in_o this_o figure_n this_o be_v do_v upon_o the_o outward_a part_n of_o the_o great_a circle_n you_o shall_v cut_v down_o the_o paper_n paste_n or_o plate_n of_o laton_n leave_v of_o the_o same_o for_o a_o sign_n or_o mark_v a_o flower_n deluce_n upon_o the_o 19_o of_o apryl_n for_o that_o it_o must_v be_v the_o head_n and_o likewise_o at_o the_o 22._o of_o october_n may_v be_v leave_v a_o handle_n to_o hold_v it_o by_o then_o must_v you_o make_v a_o rundel_z to_o the_o same_o paste_n or_o laton_n of_o the_o bigness_n of_o the_o less_o circle_n without_o the_o circumference_n whereof_o shall_v be_v leave_v a_o tooth_n or_o index_n in_o the_o which_o you_o shall_v 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