distance_n in_o the_o degree_n shall_v show_v the_o sun_n azimuth_n require_v 6._o but_o in_o winter_n you_o must_v do_v thus_o by_o the_o second_o proposition_n of_o the_o nine_o chapter_n find_v the_o sun_n amplitude_n for_o that_o day_n then_o take_v the_o altitude_n from_o the_o general_a scale_n of_o altitude_n and_o put_v one_o point_n in_o colatitude_n lay_v the_o thread_n to_o the_o near_a distance_n than_o the_o near_a distance_n from_o the_o latitude_n must_v be_v add_v to_o the_o sun_n amplitude_n this_o distance_n so_o add_v must_v be_v set_v from_o the_o coaltitude_n and_o the_o thread_n lay_v to_o the_o high_a distance_n and_o in_o the_o line_n of_o degree_n it_o give_v the_o azimuth_n from_o south_n count_v from_o the_o end_n of_o the_o rule_n or_o from_o the_o east_n or_o west_n count_v from_o the_o head_n or_o 90_o degree_n example_n at_o 15_o degree_n of_o declination_n and_o 10_o altitude_n latitude_n 51._o 32._o the_o azimuth_n be_v 49._o 20._o from_o the_o south_n or_o 40_o degree_n and_o 40_o '_o from_o east_n or_o west_n chap._n x._o to_o find_v all_o the_o necessary_a quesita_fw-la for_o any_o erect_a decline_a sundial_n both_o particular_o and_o general_a by_o the_o line_n on_o the_o dial_n side_n also_o by_o number_n sin_n and_o tangent_n artificial_a be_v logarithm_n on_o a_o rule_n 1._o first_o a_o particular_a for_o the_o substile_a count_n the_o plain_n declination_n on_o â—he_n azimuth_n scale_n from_o 90_o towards_o the_o end_n and_o thereunto_o lie_v the_o thread_n in_o the_o line_n of_o degree_n it_o show_v the_o distance_n of_o the_o substile_a from_o 12._o example_n at_o 10_o degree_n declination_n i_o find_v 7._o 51._o for_o the_o substile_a 2._o for_o the_o height_n of_o the_o stile_n above_o the_o substile_a take_v the_o plain_n declination_n from_o 90_o in_o the_o azimuth_n line_n but_o count_v from_o the_o south_n end_n between_o your_o compass_n and_o measure_v it_o in_o the_o particular_a scale_n of_o altitude_n and_o it_o shall_v give_v the_o height_n of_o the_o stile_n require_v example_n at_o 30_o declination_n be_v 32._o 35._o 3._o for_o the_o inclination_n of_o meridian_n count_v the_o substile_a on_o the_o particular_a scale_n of_o altitude_n and_o take_v that_o distance_n between_o your_o compass_n measure_v this_o distance_n on_o the_o azimuth_n line_n from_o 90_o towards_o the_o end_n and_o count_v that_o way_n it_o show_v the_o inclination_n of_o meridian_n require_v example_n at_o 15_o the_o substile_a the_o inclination_n of_o meridian_n will_v be_v find_v to_o be_v 24._o 36._o 4._o to_o find_v the_o angle_n of_o 6_o from_o 12._o take_v the_o plain_n declination_n from_o the_o particular_a scale_n of_o altitude_n and_o lay_v it_o from_o 90_o on_o the_o azimuth_n scale_n and_o to_o the_o compass_n point_v lay_v the_o thread_n then_o on_o the_o line_n of_o degree_n you_o have_v the_o compliment_n of_o 6_o from_o 12_o count_v from_o 60_o towards_o the_o end_n note_v this_o rule_n as_o this_o line_n be_v draw_v do_v not_o give_v this_o angle_n exact_o neither_o will_v it_o be_v worth_a the_o while_n to_o delineate_v another_o line_n for_o this_o purpose_n but_o if_o it_o be_v require_v it_o may_v be_v do_v but_o i_o rather_o prefer_v this_o help_n the_o great_a error_n be_v about_o the_o space_n of_o 45_o minute_n of_o the_o first_o degree_n in_o the_o particular_a scale_n of_o altitude_n so_o that_o if_o you_o conceive_v those_o 45_o minute_n to_o be_v divide_v as_o the_o particular_a scale_n of_o altitude_n be_v like_o a_o natural_a sine_fw-la and_o if_o your_o declination_n be_v 30_o then_o take_v half_a the_o space_n of_o the_o 45_o minute_n less_o and_o that_o shall_v be_v the_o true_a distance_n to_o lay_v on_o the_o azimuth_n line_n from_o 90_o whereunto_o to_o lay_v the_o thread_n example_n a_o plain_a decline_v 30_o degree_n the_o angle_n will_v be_v find_v to_o be_v 32._o 21._o who_o compliment_n 57_o 49._o be_v the_o angle_n require_v 5._o to_o perform_v the_o same_o general_o by_o the_o general_a scale_n of_o altitude_n and_o first_o for_o the_o stile_n lay_v the_o thread_n to_o the_o compliment_n of_o the_o latitude_n count_v in_o the_o degree_n from_o the_o head_n towards_o the_o end_n than_o the_o night_a distance_n from_o the_o compliment_n of_o the_o plain_n declination_n to_o the_o thread_n take_v and_o measure_v on_o the_o general_a scale_n from_o the_o centre_n shall_v be_v the_o style_n height_n require_v 6._o to_o find_v the_o inclination_n of_o meridian_n take_v the_o plain_n declination_n from_o the_o general_a scale_n and_o fit_v it_o in_o the_o compliment_n of_o the_o style_n elevation_n and_o lay_v the_o thread_n to_o the_o near_a distance_n and_o on_o the_o degree_n it_o show_v the_o inclination_n of_o meridian_n require_v 7._o for_o the_o substile_a count_n in_o the_o inclination_n of_o meridian_n on_o the_o degree_n from_o 90_o and_o thereto_o lie_v the_o thread_n then_o take_v the_o least_o distance_n from_o the_o latitude_n compliment_n to_o the_o thread_n set_v one_o foot_n of_o that_o distance_n in_o 90_o and_o lay_v the_o thread_n to_o the_o near_a distance_n and_o in_o the_o degree_n it_o shall_v show_v the_o substile_a from_o 12_o require_v 8._o for_o the_o angle_n of_o 6_o from_o 12._o take_v the_o side_n of_o the_o square_n or_o the_o measure_n of_o the_o parallel_n from_o 12_o and_o fit_v it_o in_o the_o cousin_n of_o the_o latitude_n and_o lay_v the_o thread_n to_o the_o nigh_a distance_n then_o take_v out_o the_o near_a distance_n from_o the_o sine_fw-la of_o the_o latitude_n to_o the_o thread_n then_o fit_a that_o over_o in_o the_o sine_fw-la of_o 90_o and_o to_o the_o near_a distance_n lay_v the_o thread_n then_o take_v the_o near_a distance_n from_o the_o sine_fw-la of_o the_o plain_n declination_n to_o the_o thread_n and_o it_o shall_v reach_v on_o the_o parallel_a line_n or_o side_n of_o the_o square_n from_o the_o horizon_n to_o 6_o a_o clock_n line_v require_v four_o canon_n to_o work_v the_o same_o by_o the_o artificial_a sin_n &_o tangent_n inclination_n of_o meridian_n as_o the_o sine_fw-la of_o the_o latitude_n to_o the_o sine_fw-la of_o 90_o so_o the_o tangent_fw-la of_o the_o declination_n to_o the_o tangent_fw-la of_o inclination_n of_o meridian_n style_v elevation_n as_o the_o sine_fw-la of_o 90_o to_o the_o cousin_n of_o the_o declination_n so_o the_o cousin_n of_o the_o latitude_n to_o the_o sine_fw-la of_o the_o style_n elevation_n substile_a from_o 12._o as_o the_o sine_fw-la of_o 90_o to_o the_o sine_fw-la of_o the_o declination_n so_o the_o cotangent_fw-la of_o latitude_n to_o tangent_fw-la of_o the_o substile_a from_o 12_o for_o 6_o and_o 12._o as_o the_o coâ—tangent_fw-la of_o the_o latitude_n to_o the_o sine_fw-la of_o 90_o so_o be_v the_o sine_fw-la of_o declination_n to_o the_o cotangent_fw-la of_o 6_o from_o 12._o for_o the_o hour_n as_o the_o sine_fw-la of_o 90_o to_o the_o sine_fw-la of_o the_o style_n height_n so_o the_o tangent_fw-la of_o the_o hour_n from_o the_o proper_a meridian_n to_o the_o tangent_fw-la of_o the_o hour_n from_o the_o substile_a the_o way_n to_o work_v these_o canon_n on_o the_o sin_n and_o tangent_n be_v general_o thus_o as_o first_o for_o the_o inclination_n of_o meridian_n set_v one_o point_n in_o the_o sine_fw-la of_o the_o latitude_n open_v the_o other_o to_o the_o sine_fw-la of_o 90_o that_o extent_n apply_v the_o same_o way_n from_o the_o tangent_fw-la of_o the_o plain_n declination_n will_v reach_v to_o the_o tangent_fw-la of_o the_o inclination_n of_o meridian_n require_v chap._n xi_o to_o draw_v a_o horizontal_a dyal_n to_o any_o latitude_n first_o draw_v a_o straight_a line_n for_o 12_o as_o the_o line_n a_o b_o then_o make_v a_o point_n in_o that_o line_n for_o a_o centre_n as_o at_o c_o then_o through_o the_o centre_n c_o raise_v a_o perpendicular_a to_o a_o b_o for_o the_o two_o six_o a_o clock_n hour-line_n as_o the_o line_n d_o e_o then_o draw_v two_o occult_a line_n parallel_v to_o a_o b_o as_o large_a as_o the_o plain_n will_v give_v leave_n as_o d_o e_z and_o e_z g_z then_o fit_a c_o d_o in_o the_o sine_fw-la of_o the_o latitude_n in_o the_o general_a scale_n and_o lay_v the_o thread_n to_o the_o nigh_a distance_n then_o take_v the_o near_a distance_n from_o 90_o to_o the_o thread_n and_o set_v it_o from_o d_o and_o e_z in_o the_o two_o occult_a line_n to_o f_o and_o g_o and_o draw_v the_o line_n f_o and_o g_o parallel_n to_o the_o two_o six_o or_o make_v use_v of_o the_o sin_n on_o the_o other_o side_n thus_o fit_a a_o d_o or_o c_o d_o in_o the_o sine_fw-la of_o the_o latitude_n and_o take_v out_o the_o sine_fw-la of_o 90_o and_o lay_v it_o as_o before_o from_o d_o and_o e_z then_o fit_a d_o f_o or_o e_o g_o in_o the_o tangent_fw-la of_o 45_o
the_o amplitude_n from_o the_o east_n or_o west_n count_v from_o 90._o example_n may_v the_o ten_o it_o be_v 33._o 37._o chap._n v._n have_v the_o sun_n declination_n or_o day_n of_o the_o month_n to_o find_v the_o azimuth_n at_o any_o altitude_n require_v for_o that_o day_n first_o find_v the_o sun_n declination_n by_o the_o first_o proposition_n of_o the_o four_o chapter_n then_o take_v that_o out_o of_o the_o particular_a scale_n of_o altitude_n or_o scale_v to_o 62_o degree_n than_o whatsoever_o the_o altitude_n shall_v happen_v to_o be_v count_v the_o same_o on_o the_o degree_n from_o 60_o towards_o the_o end_n of_o the_o rule_n according_a to_o the_o second_o manner_n of_o count_v in_o the_o three_o proposition_n of_o the_o three_o chapter_n and_o thereunto_o lie_v the_o thread_n than_o the_o compass_n set_v to_o the_o declination_n carry_v one_o point_n along_o the_o line_n of_o hour_n on_o the_o same_o side_n of_o the_o thread_n the_o declination_n be_v that_o be_v to_o say_v if_o the_o day_n of_o the_o month_n or_o declination_n be_v on_o the_o right_a side_n the_o aequinoctial_a then_o carry_v the_o compass_n on_o the_o right_a side_n but_o if_o the_o declination_n be_v on_o the_o south_n side_n that_o be_v towards_o the_o end_n count_v from_o the_o ten_o of_o march_n or_o aries_n or_o libra_n then_o carry_v the_o compass_n along_o the_o line_n of_o hour_n and_o azimuth_n on_o the_o left_a side_n of_o the_o thread_n as_o all_o winâ—er_a time_n it_o will_v be_v and_o have_v set_v the_o compass_n to_o the_o least_o distance_n to_o the_o thread_n it_o shâ—ll_v stay_v at_o the_o sun_n true_a azimuth_n from_o the_o south_n require_v count_v as_o the_o figure_n be_v number_v or_o from_o east_n or_o west_n count_v from_o 90._o example_n 1._o on_o the_o ten_o of_o july_n i_o desire_v to_o find_v the_o sun_n azimuth_n at_o any_o altitude_n first_o on_o that_o day_n i_o find_v the_o sun_n declination_n to_o be_v 20._o 45_o which_o number_n count_v from_o the_o begin_n of_o the_o particular_a scale_n of_o altitude_n towards_o 62_o and_o that_o distance_n take_v between_o your_o compass_n then_o be_v they_o set_v for_o all_o that_o day_n then_o suppose_v the_o sun_n height_n to_o be_v ten_o degree_n lay_v the_o thread_n on_o 10_o count_v from_o 60_o towards_o the_o left_a end_n then_o carry_v the_o compass_n on_o the_o right_a side_n of_o the_o thread_n because_o it_o be_v summer_n or_o north_n declination_n on_o the_o line_n of_o azimuth_n it_o shall_v show_v 110._o 40_o the_o azimuth_n from_o the_o south_n require_v but_o if_o you_o count_v from_o 90_o it_o be_v but_o 20._o 40._o from_o the_o east_n or_o west_n point_v northward_o according_a to_o the_o time_n of_o the_o day_n either_o morning_n or_o evening_n example_n 2._o again_o on_o the_o 14._o of_o november_n or_o the_o 6._o of_o january_n when_o the_o sun_n have_v the_o same_o declination_n southward_o and_o the_o same_o altitude_n to_o work_v this_o you_o must_v lay_v the_o rule_n down_o on_o something_o then_o lay_v the_o thread_n on_o the_o altitude_n count_v from_o 60_o towards_o the_o end_n as_o before_o and_o carry_v the_o compass_n on_o the_o southside_n of_o the_o aequinoctial_a along_o the_o azimuth-line_n till_o the_o other_o point_n do_v but_o just_a touch_n the_o thread_n and_o it_o shall_v stay_v at_o 36._o 45_o the_o azimuth_n from_o south_n require_v if_o it_o be_v morning_n it_o want_v of_o come_v to_o south_n if_o it_o be_v afternoon_n it_o be_v pass_v the_o south_n example_n 3._o but_o if_o the_o sun_n be_v in_o the_o aequinoctial_a and_o have_v no_o declination_n than_o it_o be_v but_o lay_v the_o thread_n to_o the_o altitude_n and_o in_o the_o line_n of_o azimuth_n the_o thread_n shall_v show_v the_o true_a azimuth_n require_v as_o for_o instance_n at_o 00_o degree_n of_o altitude_n the_o azimuth_n be_v 90_o at_o 10_o degree_n it_o be_v 77._o 15_o at_o 20_o degree_n 62._o 45_o at_o 30_o degree_n high_a 43._o 15_o at_o 35_o degree_n high_a 28._o 10_o at_o 38_o degree_n 28_o '_o high_z it_o be_v just_a south_n as_o by_o practice_n may_v plain_o appear_v but_o if_o the_o sun_n altitude_n be_v above_o 45_o than_o the_o degree_n will_v go_v beyond_o the_o end_n of_o the_o rule_n to_o supply_v this_o defect_n do_v thus_o subtract_v 45_o out_o of_o the_o number_n you_o will_v have_v and_o double_a the_o remainder_n then_o lay_v the_o rule_n down_o with_o some_o piece_n of_o the_o same_o thickness_n in_o a_o straight_a line_n with_o the_o movable_a leg_n then_o take_v the_o distance_n from_o the_o tangent_fw-la of_o the_o remainder_n double_v count_v from_o 60_o to_o the_o end_n of_o the_o rule_n in_o the_o line_n next_o the_o edge_n to_o the_o centre_n lay_v that_o distance_n in_o the_o same_o straight_a line_n from_o the_o tangent_fw-la double_v and_o that_o shall_v be_v the_o tangent_fw-la of_o the_o angle_n above_o 45_o whereunto_o you_o must_v lay_v the_o thread_n for_o the_o find_v the_o azimuth_n when_o the_o sun_n be_v above_o 45_o degree_n high_a chap._n vi_o to_o find_v the_o hour_n of_o the_o night_n by_o the_o moon_n first_o by_o the_o help_n of_o a_o almanac_n get_v the_o true_a time_n of_o the_o new_a moon_n then_o compute_v her_o true_a place_n at_o that_o time_n which_o be_v always_o the_o place_n of_o the_o sun_n very_o nigh_o at_o the_o hour_n and_o minute_n of_o conjunction_n then_o compute_v how_o many_o day_n old_a the_o moon_n be_v then_o by_o the_o line_n of_o number_n say_v if_o 29_o day_n 13_o hour_n or_o on_o the_o line_n 29._o 540_o require_v 860_o degree_n or_o 12_o sign_n what_o shall_v â—ny_v less_o number_n of_o day_n and_o part_n of_o a_o day_n require_v the_o answer_n will_v be_v the_o moon_n true_a place_n at_o that_o age_n have_v â—ound_v her_o true_a place_n then_o take_v her_o altitude_n and_o lay_v the_o thread_n on_o the_o moon_n place_v find_v and_o work_v as_o you_o do_v for_o the_o sun_n and_o note_v what_o hour_n you_o find_v then_o consider_v if_o it_o be_v new_a moon_n the_o hour_n you_o find_v be_v thentrue_a hour_n likewise_o in_o the_o full_a but_o if_o it_o be_v before_o or_o after_o you_o must_v subtract_v by_o the_o line_n of_o number_n thus_o if_o 29_o day_n 540_o part_n require_v 24_o hour_n what_o shall_v any_o number_n of_o day_n and_o part_n require_v the_o answer_n be_v what_o you_o must_v take_v away_o from_o the_o moon_n hour_n find_v to_o make_v the_o true_a hour_n of_o the_o night_n which_o be_v require_v but_o for_o more_o plainness_n sake_n i_o will_v reduce_v these_o operation_n to_o so_o many_o proposition_n before_o i_o come_v to_o a_o example_n prop._n 1._o to_o find_v the_o moon_n age._n first_o it_o be_v most_o ready_o and_o exact_o do_v by_o a_o ephemerides_n such_o a_o one_o as_o you_o find_v in_o mr._n lilly_n almanac_n or_o as_o to_o her_o age_n only_o in_o any_o book_n or_o sheet-almanack_n but_o you_o may_v do_v it_o indifferent_o by_o the_o epact_n thus_o by_o the_o rule_n of_o the_o 152_o page_n in_o the_o appendix_n to_o the_o carpenter_n rule_n add_v the_o epact_n the_o month_n and_o the_o day_n of_o the_o month_n together_o and_o the_o sum_n if_o under_o 30_o be_v the_o moon_n age_n but_o if_o above_o consider_v if_o the_o month_n have_v 30_o or_o 31_o day_n then_o subtract_v 29_o or_o 30_o out_o and_o the_o remainder_n be_v the_o moon_n age_n in_o day_n example_n august_n 2._o 1660._o epact_n 28._o month_n 6._o day_n 2._o add_v make_n 36._o now_o august_n or_o six_o month_n have_v 31_o day_n therefore_o 30_o being_n take_v away_o 6_o day_n remain_v for_o the_o moon_n age_n require_v prop._n 2._o to_o find_v the_o moon_n place_n by_o the_o ephemerides_n aforesaid_a in_o mr._n lilly_n almanac_n you_o have_v it_o ser_fw-mi down_o every_o day_n in_o the_o year_n but_o to_o find_v it_o by_o the_o rule_n do_v thus_o count_n six_o day_n back_o from_o august_n 2._o viz._n to_o july_n 27._o there_o lay_v the_o thread_n and_o in_o the_o line_n of_o the_o sun_n place_n you_o have_v the_o moon_n place_v require_v be_v then_o near_o alike_o then_o in_o regard_n the_o moon_n go_v fast_a than_o the_o sun_n that_o be_v to_o say_v in_o 29_o day_n 13_o hour_n 12_o sign_n or_o 360_o degree_n in_o 3_o day_n 1_o sign_n 6_o degr_n 34_o min._n 20_o sec._n in_o one_o day_n o_o sign_n 12_o degr_n 11_o min._n 27_o sec._n in_o one_o hour_n 30_o min._n 29_o sec._n or_o half_o a_o minute_n add_v the_o sign_n and_o degree_n and_o minute_n the_o moon_n have_v go_v in_o so_o many_o day_n and_o hour_n if_o you_o know_v they_o together_o and_o the_o sun_n shall_v be_v the_o moon_n true_a place_n be_v add_v to_o what_o she_o have_v on_o
declination_n of_o 12_o principal_a fix_a star_n in_o the_o heaven_n most_o of_o which_o be_v insert_v on_o the_o rule_n or_o if_o room_n will_v allow_v all_o of_o they_o  _fw-fr r._n asc._n declina_fw-la star_n name_n h._n m._n deg._n m._n pleyade_n or_o 7_o star_n 03_o 24_o 23_o 20_o bulls-eye_n 04_o 16_o 15_o 48_o orion_n girdle_n 05_o 18_o 01_o 195_o little_a dog_n 07_o 20_o 06_o 08_o lion_n heart_n 09_o 50_o 13_o 40_o lion_n tail_n 11_o 30_o 16_o 30_o arcturus_n 14_o 00_o 21_o 04_o vulture_n heart_n 19_o 33_o 08_o 00_o dolphin_n head_n 20_o 30_o 14_o 52_o pegasus_n mouth_n 21_o 27_o 08_o 19_o fomahant_n 22_o 39_o 31_o 17_n pegasus_n lower_v wing_n 23_o 55_o 13_o 19_o  _fw-fr 1_o  _fw-fr 3_o  _fw-fr 5_o 7_o 4_o  _fw-fr  _fw-fr 6_o  _fw-fr 8_o  _fw-fr  _fw-fr  _fw-fr month_n 9_o  _fw-fr 11_o  _fw-fr 2_o 10_o 12_o  _fw-fr 1_o 2_o 3_o 4_o 5_o 6_o 7_o  _fw-fr 8_o 9_o 10_o 11_o 12_o 13_o 14_o day_n 15_o 16_o 17_o 18_o 19_o 20_o 21_o  _fw-fr 22_o 23_o 24_o 25_o 26_o 27_o 28_o  _fw-fr 29_o 30_o 31_o  _fw-fr  _fw-fr  _fw-fr  _fw-fr weekday_n s_o m_o t_o w_n t_o f_o sat_n dom._n letter_n d_o c_o b_o a_o g_o f_o e_o leap_n year_n 68_o 80_o 64_o 76_o 60_o 72_o 84_o exact_v 26_o 9_o 12_o 25_o 28_o 11_o 23_o the_o description_n and_o use_v of_o a_o joynt-rule_a chap._n i._n the_o description_n of_o the_o line_n on_o the_o rule_n as_o it_o be_v make_v only_o for_o one_o latitude_n and_o for_o the_o find_v the_o hour_n of_o the_o day_n only_o first_o open_v the_o joint_a of_o the_o rule_n then_o upon_o the_o head-leg_n be_v next_o to_o your_o right_a hand_n you_o have_v a_o line_n beginning_n at_o the_o hole_n which_o be_v the_o centre_n of_o the_o quadrantal_a line_n and_o divide_v from_o thence_o downward_o towards_o the_o head_n into_z as_o many_o degree_n as_o the_o sun_n great_a altitude_n in_o that_o latitude_n will_v be_v which_o with_o we_o at_o london_n be_v to_o 62_o degree_n which_o line_n i_o call_v the_o scale_n of_o altitude_n divide_v to_o whole_a half_n and_o sometime_o quarter_n of_o degree_n 2._o second_o on_o the_o other_o leg_n and_o next_o to_o the_o inside_n be_v the_o line_n of_o hour_n usual_o divide_v into_o hour_n quarter_n and_o every_o five_o minute_n begin_v at_o the_o head_n with_o 4_o and_o so_o proceed_v to_o 5_o 6_o 7_o 8_o 9_o 10_o 11_o and_o 12_o at_o the_o end_n and_o then_o back_o again_o with_o 1_o 2_o 3_o 4_o 5_o 6_o 7_o 8_o for_o the_o morning_n and_o afternoon_n hour_n 3._o next_o to_o this_o be_v a_o calendar_n of_o month_n and_o day_n in_o two_o line_n the_o uppermost_a contain_v that_o half_a year_n the_o day_n lengthen_v in_o and_o the_o lowermost_a the_o shorten_n day_n as_o by_o the_o name_n of_o the_o month_n may_v appear_v the_o name_n of_o every_o month_n stand_v in_o the_o month_n and_o at_o the_o begin_n of_o the_o month_n and_o all_o but_o the_o two_o month_n that_o have_v the_o long_a and_o the_o short_a day_n viz._n june_n and_o december_n be_v divide_v into_o single_a day_n the_o ten_o day_n have_v a_o figure_n 10_o or_o a_o point_n or_o prick_v on_o the_o head_n of_o the_o stroke_n and_o the_o five_o only_o a_o long_a stroke_n without_o a_o prick_n and_o the_o beginning_n of_o every_o month_n a_o long_a stroke_n and_o every_o single_a day_n all_o alike_o of_o one_o shortness_n according_a to_o the_o usual_a manner_n of_o distinguish_v on_o line_n 4._o and_o last_o you_o have_v a_o line_n of_o degree_n for_o so_o they_o be_v most_o proper_o call_v and_o they_o be_v the_o same_o with_o the_o equal_a limb_n on_o quadrant_n and_o serve_v for_o the_o same_o use_n viz._n for_o take_v of_o altitude_n or_o horizontal_a angle_n and_o be_v divide_v usual_o to_o whole_a and_o half_a degree_n of_o the_o quadrant_a and_o figure_v with_o 30_o 40_o 50_o 600_o 7010_o 8020_o and_o 90_o just_a on_o the_o head_n cut_v the_o centre_n or_o point_n where_o the_o scale_n of_o altitude_n and_o the_o line_n of_o hour_n meet_v which_o point_n for_o distinction_n sake_n i_o call_v the_o rectify_v point_n and_o the_o reckon_n on_o this_o line_n as_o to_o take_v of_o altitude_n be_v thus_o at_o the_o number_n 600_o be_v the_o beginning_n then_o towards_o the_o head_n count_v 10_o 20_o 30_o where_o the_o 90_o be_v then_o begin_v at_o the_o end_n again_o &_o count_v as_o the_o figure_n show_v you_o to_o 90_o at_o the_o head_n as_o before_z chap_n ii_o the_o use_v of_o the_o rule_n follow_v 1._o to_o rectify_v or_o set_v the_o rule_n to_o his_o true_a angle_n open_v the_o rule_n to_o 60_o degree_n which_o be_v do_v thus_o indifferent_o make_v the_o line_n on_o the_o head_n and_o the_o line_n on_o the_o other_o leg_n meet_v in_o a_o straight_a line_n then_o be_v the_o scale_n of_o altitude_n and_o the_o line_n of_o hour_n set_v to_o a_o angle_n of_o 60_o degree_n the_o rectify_v point_n be_v the_o centre_n of_o that_o angle_n or_o to_o do_v it_o more_o exact_o do_v thus_o put_v one_o point_n of_o a_o pair_n of_o compass_n into_o the_o rectify_v point_n then_o open_a the_o other_o to_o 10_o 20_o 30_o or_o 40_o on_o the_o scale_n of_o altitude_n the_o compass_n so_o open_v and_o the_o point_n yet_o remain_v in_o the_o rectify_v point_n turn_v the_o other_o to_o that_o margenal_a line_n in_o the_o line_n of_o hour_n that_o cut_v the_o rectify_v point_n and_o there_o stay_v it_o then_o remove_v the_o point_n that_o be_v fix_v in_o the_o rectify_v point_n and_o open_a or_o shut_v the_o rule_n till_o the_o point_n of_o the_o compass_n will_v touch_v 10_o 20_o 30_o or_o 40_o be_v the_o point_n you_o set_v the_o compass_n too_o in_o the_o scale_n of_o altitude_n in_o the_o innermost_a line_n that_o cut_v the_o centre_n and_o the_o rectify_v point_n then_o be_v it_o set_v exact_o to_o 60_o degree_n and_o fit_v for_o observation_n 2._o to_o find_v the_o sun_n altitude_n at_o any_o time_n put_v a_o pin_n in_o the_o centre_n hole_n at_o the_o upper_a end_n of_o the_o scale_n of_o altitude_n and_o on_o the_o pin_n hang_v a_o thread_n and_o plummet_n then_o if_o the_o sun_n be_v low_a that_o be_v to_o say_v under_o 25_o degree_n high_a as_o in_o the_o winter_n it_o will_v always_o be_v then_o lift_v up_o the_o movable_a leg_n where_o the_o month_n and_o the_o degree_n be_v till_o the_o shadow_n of_o the_o end_n fall_v just_a on_o the_o meeting_n of_o that_o leg_n with_o the_o head_n than_o the_o thread_n shall_v show_v the_o sun_n altitude_n count_v from_o 600_o towards_o the_o head_n either_o 10_o 20_o 25_o or_o any_o degree_n between_o but_o if_o the_o sun_n be_v above_o 25_o or_o 30_o degree_n high_a lift_v up_o the_o head_n leg_n till_o the_o shadow_n of_o that_o play_n as_o before_o or_o make_v the_o shadow_n of_o the_o pin_n in_o the_o centre_n hole_n play_v on_o the_o innermost_a line_n of_o the_o scale_n of_o altitude_n where_o the_o pin_n stand_v than_o the_o thread_n will_v fall_v on_o the_o degree_n and_o part_n of_o a_o degree_n that_o his_o true_a altitude_n shall_v be_v but_o if_o the_o sun_n be_v in_o a_o cloud_n and_o can_v not_o be_v see_v so_o as_o to_o give_v a_o shadow_n then_o look_v up_o along_o by_o the_o head-leg_n or_o movable_a leg_n just_a against_o the_o middle_n of_o the_o round_a body_n of_o the_o sun_n and_o the_o thread_n play_v even_o by_o the_o degree_n shall_v show_v the_o true_a altitude_n require_v the_o like_a must_v you_o do_v for_o a_o star_n or_o any_o other_o object_n who_o altitude_n you_o will_v find_v 3._o have_v find_v the_o sun_n altitude_n and_o the_o day_n of_o the_o month_n to_o find_v the_o hour_n of_o the_o day_n whatsoever_o you_o find_v the_o altitude_n to_o be_v take_v the_o same_o off_o from_o the_o line_n of_o altitude_n from_o the_o centre_n downward_o with_o a_o pair_n of_o compass_n then_o lay_v the_o thread_n be_v put_v over_o the_o pin_n on_o the_o day_n of_o the_o month_n than_o put_v one_o foot_n of_o the_o compass_n in_o the_o line_n of_o hour_n in_o that_o line_n that_o cut_v the_o rectify_v point_n and_o carry_v it_o further_o off_o or_o nigh_o till_o the_o other_o foot_n of_o the_o compass_n be_v turn_v about_o will_v just_o touch_v the_o thread_n at_o the_o near_a distance_n than_o the_o point_n of_o the_o compass_n on_o the_o line_n of_o hour_n shall_v show_v the_o true_a hour_n and_o minute_n of_o the_o day_n require_v example_n on_o the_o 2._o of_o july_n 1._o i_o observe_v the_o altitude_n in_o the_o morning_n and_o i_o find_v it_o to_o be_v 30_o degree_n high_a then_o lay_v the_o thread_n on_o the_o day_n of_o
degree_n on_o the_o other_o side_n of_o the_o rule_n and_o lay_v off_o 15_o 30_o and_o 45_o for_o every_o whole_a hour_n or_o every_o 3_o degree_n and_o 45_o minute_n for_o every_o quarter_n from_o d_o and_o e_z toward_z f_o and_o g_o for_o 7_o 8_o 9_o and_o for_o 3_o 4_o and_o 5_o a_o clock_n hour_n point_v last_o set_v c_o d_o or_o b_o e_z in_o the_o tangent_fw-la of_o 45_o and_o lay_v the_o same_o point_n of_o 15_o 30_o 45_o both_o way_n from_o b_o or_o 12_o for_o 10_o 11_o and_o 1_o 2_o and_o to_o all_o those_o point_n draw_v line_n for_o the_o true_a hour-line_n require_v for_o lay_v down_o the_o style_v height_n if_o you_o take_v the_o latitude_n compliment_n out_o of_o the_o tangent-line_n as_o the_o sector_n stand_v to_o prick_v the_o noon_n hour_n and_o set_v it_o on_o the_o line_n d_o f_o or_o e_o g_o from_o d_o or_o e_z downward_o from_o d_o to_o h_n it_o will_v show_v you_o where_o to_o draw_v c_o h_n for_o the_o style_n then_o to_o those_o line_n set_v figure_n and_o plant_v the_o dial_n horizontal_a and_o the_o style_v perpendicular_a and_o right_a north_n and_o south_n and_o it_o shall_v show_v when_o the_o sun_n shine_v the_o true_a hour_n of_o the_o day_n note_v well_o the_o figure_n follow_v chap._n xii_o to_o draw_v a_o vertical_a direct_v south_n or_o north_n dyal_n first_o draw_v a_o perpendicular_a line_n for_o 12_o a_o clock_n then_o in_o that_o line_n at_o the_o upper_a end_n in_o the_o south_n plain_a and_o at_o the_o low_a end_n in_o a_o north_n plain_a appoint_v a_o place_n for_o the_o centre_n through_o which_o point_n across_o it_o at_o right_a angle_n a_o horizontall_a dial_n a_o south_n dial_n for_o 6_o and_o 6_o as_o you_o do_v in_o the_o horizontal_a plain_n as_o the_o line_n a_o b_o and_o c_o d_o on_o each_o side_n 12_o make_v two_o parallel_n as_o in_o the_o horizontal_a then_o take_v a_o d_o the_o parallel_n and_o fit_v it_o in_o the_o sine_fw-la of_o the_o latitude_n compliment_n and_o take_v out_o the_o sine_fw-la of_o 90_o and_o 90_o and_o lay_v it_o in_o the_o parallel_n from_o d_o and_o c_o to_z e_z and_o f_o and_o draw_v the_o line_n e_o f_o then_o make_v d_o e_z and_o b_o e_o tangent_n of_o 45_o and_o lay_v down_o the_o hour_n as_o you_o do_v in_o the_o horizontal_a and_o you_o shall_v have_v point_n whereby_o to_o draw_v the_o hour_n line_n for_o the_o north_n you_o must_v turn_v the_o hour_n both_o way_n for_o 4_o 5_o 8_o and_o 7_o in_o the_o morning_n and_o 4_o 5_o 7_o and_o 8_o at_o night_n the_o height_n of_o the_o stile_n must_v be_v the_o tangent_fw-la of_o the_o compliment_n of_o the_o of_o the_o latitude_n when_o the_o sector_n be_v set_v to_o lay_v off_o the_o hour_n from_o d_o as_o here_o it_o be_v lay_v down_o from_o c_o to_o g_z and_o draw_v the_o line_n a_o g_o for_o the_o stile_n for_o illustration_n sake_n note_v the_o figure_n chap._n xii_o to_o draw_v a_o erect_a east_n or_o west_n dial._n first_o by_o the_o five_o proposition_n of_o the_o second_o chapter_n draw_v a_o horizontal_a line_n as_o the_o line_n a_o b_o at_o the_o upper_a part_n of_o the_o plain_a then_o at_o one_o three_o part_n of_o the_o line_n a_o b_o from_o a_o the_o right_a end_n if_o it_o be_v a_o east_n plain_a or_o from_o b_o the_o left_a end_n if_o it_o be_v a_o west_n plain_a appoint_v the_o centre_n c_o from_o which_o point_n c_z draw_v the_o semicircle_n a_o e_o d_o and_o fit_a that_o radius_fw-la in_o the_o sine_fw-la of_o 30_o degree_n which_o in_o the_o chord_n be_v 60_o degree_n then_o take_v out_o the_o sine_fw-la of_o half_a the_o latitude_n and_o lay_v it_o from_o a_o to_o e_o and_o draw_v the_o line_n c_o e_z for_o six_o in_o the_o morning_n on_o the_o east_n or_o the_o contrary_a way_n for_o the_o west_n then_o lay_v the_o sine_fw-la of_o half_a the_o compliment_n of_o the_o latitude_n from_o d_o to_o f_o and_o draw_v the_o line_n c_o f_o for_o the_o contingent_a or_o equinoctial_a line_n to_o which_o line_n you_o must_v draw_v another_o line_n parallel_n as_o far_o a_o east_n dial_n a_o west_n dial_n asunder_o as_o the_o plain_n will_v give_v leave_n then_o take_v the_o near_a distance_n from_o a_o to_o the_o six_o a_o clock_n line_n or_o more_o or_o less_o as_o you_o best_o fancy_v and_o fit_v it_o in_o the_o tangent_fw-la of_o 45_o degree_n and_o prick_v down_o all_o the_o hour_n and_o quarter_n on_o both_o the_o equinoctial_a line_n both_o way_n from_o six_o and_o they_o shall_v be_v point_n whereby_o to_o draw_v the_o hoor_fw-mi line_n by_o but_o for_o the_o two_o hour_n of_o 10_o and_o 11_o there_o be_v a_o lesser_a tangent_fw-la beginning_n at_o 45_o and_o proceed_v to_o 75_o which_o use_v thus_o fit_v the_o space_n from_o six_o to_o three_o in_o the_o little_a tangent_fw-la of_o 45_o and_o then_o and_o then_o lie_v of_o 60_o in_o the_o little_a tangent_n from_o 6._o to_o 10_o and_o the_o tangent_fw-la of_o 75_o from_o 6_o to_o 11_o and_o the_o respective_a quarter_n also_o if_o you_o please_v so_o have_v you_o all_o the_o hourâ—s_n in_o the_o east_n or_o west_n dial_n the_o distance_n from_o six_o to_o nine_o or_o from_o six_o to_o three_o in_o the_o west_n be_v the_o height_n of_o the_o stile_n in_o the_o east_n and_o west_n dial_n and_o must_v stand_v in_o the_o six_o a_o clock_n line_n and_o parallel_v to_o the_o plain_a chap._n xiii_o to_o find_v the_o declination_n of_o any_o plain_a for_o the_o find_n of_o the_o declination_n of_o a_o plain_a the_o most_o usual_a and_o easy_a way_n be_v by_o a_o magnetical_a needle_n fit_v according_a to_o mr._n fail_v way_n in_o the_o index_n of_o a_o declinatory_n or_o in_o a_o square_a box_n with_o the_o 90_o degree_n of_o a_o quadrant_a on_o the_o two_o side_n or_o by_o a_o needle_n fit_v on_o the_o index_n of_o a_o quadrant_a after_o all_o which_o way_n you_o may_v have_v they_o at_o the_o sign_n of_o the_o sphere_n and_o sundial_n in_o the_o minory_n make_v by_o john_n brown_n but_o the_o work_n may_v be_v very_o ready_o and_o exact_o perform_v by_o the_o rule_n either_o by_o the_o sun_n or_o needle_n in_o this_o manner_n follow_v of_o which_o two_o way_n that_o by_o the_o sun_n be_v always_o the_o best_a and_o most_o exact_a and_o artificial_a and_o the_o other_o not_o to_o be_v use_v if_o i_o may_v advise_v but_o when_o the_o other_o fail_v by_o the_o sun_n not_o shine_v or_o as_o a_o proof_n or_o confirmation_n of_o the_o other_o and_o first_o by_o the_o needle_n because_o the_o easy_a for_o this_o purpose_n you_o must_v have_v a_o needle_n well_o touch_v with_o the_o loadstone_n of_o about_o three_o or_o four_o inch_n long_o and_o fit_v into_o a_o box_n somewhat_o broad_a than_o one_o of_o the_o leg_n of_o the_o sector_n with_o a_o lid_n to_o open_v and_o shut_v and_o on_o the_o inside_n of_o the_o lid_n may_v be_v draw_v a_o south_n erect_v dial_n and_o a_o wire_n to_o set_v the_o lid_n upright_o and_o a_o thread_n to_o be_v the_o gnomon_n or_o stile_n to_o that_o dial_n it_o will_v not_o be_v a_o miss_n also_o to_o extend_v the_o line_n on_o the_o 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