former_a and_o one_o and_o a_o half_a of_o the_o latter_a for_o a_o distance_n whereby_o from_o fg_v to_o draw_v two_o arch_n which_o shall_v intersect_v each_o other_o in_o o._n 4._o from_o o_o draw_v a_o circle_n through_o fg_v and_o divide_v into_o twelve_o part_n equal_a to_o fg_v which_o when_o join_v by_o right_a line_n will_v give_v a_o base_a of_o the_o pyramid_n that_o be_v require_v book_n ii_o as_o all_o river_n have_v their_o particular_a branch_n and_o every_o general_a science_n its_o division_n and_o its_o part_n so_o geometry_n general_o take_v be_v the_o mother_n of_o several_a other_o art_n and_o science_n whereof_o we_o shall_v treat_v in_o this_o second_o part._n these_o be_v measure_v of_o height_n of_o distance_n of_o plain_n of_o solid_n of_o concave_n and_o the_o turn_n of_o one_o body_n into_o another_o chap._n i._o of_o measure_v of_o height_n measure_v of_o height_n be_v a_o science_n which_o show_v how_o they_o be_v to_o be_v measuredâ—_n but_o because_o there_o be_v several_a instrument_n for_o that_o purpose_n as_o a_o quadrant_n a_o pantometre_n a_o astrolabe_n a_o iacob_n staff_n etc._n etc._n we_o shall_v at_o present_v only_o make_v use_n of_o the_o astrolabe_n because_o it_o be_v the_o sure_a and_o the_o most_o convenient_a and_o we_o shall_v know_v how_o it_o be_v to_o be_v use_v by_o the_o follow_a problem_n problem_n i._o to_o take_v the_o vertical_a height_n of_o any_o thing_n when_o you_o can_v come_v to_o the_o bottom_n let_v the_o height_n of_o a_o tower_n ab_fw-la be_v to_o be_v measure_v 1._o draw_v a_o right_a line_n as_o you_o please_v from_o the_o point_n a_o aâ—_n ac_fw-la 2._o measure_v the_o line_n ac_fw-la with_o your_o scale_n or_o your_o chainâ—_n of_o 26_o foot_n for_o instance_n 3._o set_a the_o staff_n upon_o which_o the_o astrolabe_n be_v horizontal_o fasten_v upon_o c_o so_o that_o by_o the_o fix_a sight_n one_o may_v see_v the_o line_n ca_n from_o one_o end_n to_o the_o other_o as_o fas_fw-la as_o the_o tower_n and_o that_o by_o the_o two_o other_o movable_a sight_n the_o point_n b_o which_o mark_v the_o height_n of_o the_o tower_n may_v also_o be_v see_v 4._o when_o the_o instrument_n be_v thus_o fix_v compute_v whether_o the_o angle_n cde_v be_v 40_o degree_n 5._o then_o draw_v upon_o paper_n a_o right_a line_n of_o the_o length_n of_o ac_fw-la as_o fg_v but_o this_o must_v be_v do_v by_o a_o small_a scale_n make_v upon_o the_o paper_n or_o by_o a_o scale_n of_o wood_n or_o latin_a afterward_o erect_v a_o perpendicular_a upon_o g._n 6._o take_v the_o reporter_n the_o french_a word_n be_v rapporteur_n and_o set_v it_o direct_o upon_o fg_v so_o that_o the_o middle_n of_o it_o may_v answer_v to_o the_o point_n f_o then_o compute_v a_o angle_n of_o 40_o degree_n equal_a to_o cde_v as_o fhi_n 7._o from_o f_o draw_v a_o right_a line_n throâ—_n i_o â—ill_v it_o touch_v the_o perpendicular_a g_z in_o k._n 8._o with_o a_o small_a scale_n measure_v the_o height_n of_o kg_n and_o add_v the_o height_n of_o the_o staff_n to_o which_o the_o astrolabe_n be_v fasten_v and_o the_o sum_n will_v give_v you_o the_o height_n of_o the_o tower_n ab_fw-la ii_o to_o measure_v a_o vertical_a height_n where_o you_o can_v come_v at_o the_o bottom_n let_v ab_fw-la be_v the_o height_n to_o be_v measure_v the_o foot_n inaccessible_a because_o of_o a_o river_n which_o hinder_v all_o approach_n 1._o draw_v a_o right_a line_n upon_o the_o ground_n on_o this_o side_n of_o the_o river_n as_o cd_o let_v it_o be_v 22_o foot_n long_o take_v notice_n when_o you_o can_v raise_v a_o right-angled_n triangle_n upon_o this_o line_n opposite_a to_o the_o heightâ—_n which_o you_o will_v measure_v it_o be_v much_o more_o convenient_a otherwise_o the_o operation_n be_v the_o same_o 2._o set_a the_o instrument_n upon_o c_o so_fw-mi that_o by_o the_o immovable_a â—ights_n you_o may_v see_v the_o point_n d_o directly_z and_o by_o the_o two_o movable_a one_o you_o may_v see_v the_o point_n a_o beyond_o the_o river_n when_o this_o be_v do_v compute_v the_o angle_n cef_n which_o may_v be_v of_o 90_o degree_n 3._o set_a the_o instrument_n upon_o d_o so_o that_o the_o fix_a sight_n may_v make_v one_o line_n with_o dc_o by_o the_o two_o other_o you_o will_v see_v the_o point_n a_o this_o angle_n ought_v to_o have_v 28_o degree_n 4._o draw_v upon_o paper_n a_o line_n equal_a to_o that_o draw_v in_o the_o field_n cd_o as_o gh_v of_o 2d_o foot_n 5._o with_o the_o reporter_n take_v a_o angle_n at_o h_n equal_a to_o the_o angle_n cef_n viz._n of_o 90_o degree_n as_o ihk_v and_o lengthen_v the_o side_n hk_n afterward_o upon_o the_o point_n g_o take_v another_o angle_n of_o 28_o degree_n equal_a to_o the_o field-angle_n dop_n as_o glm_n and_o then_o lengthen_v the_o side_n gm_n till_o it_o cut_v the_o other_o hk_n in_o n_o and_o this_o point_n n_o will_v mark_v the_o foot_n of_o the_o height_n a._n 6._o have_v the_o distance_n from_o the_o instrument_n to_o the_o foot_n of_o the_o tower_n it_o will_v be_v a_o easy_a thing_n to_o work_v the_o rest_n by_o the_o forego_n problem_n iii_o to_o measure_v a_o perpendicular_a height_n where_o you_o can_v come_v at_o the_o bottom_n with_o the_o shadow_n of_o a_o staff_n 1._o fasten_v a_o staff_n a_o foot_n long_o perpendicular_o into_o the_o ground_n as_o ab_fw-la and_o measure_v the_o shade_n by_o the_o staff_n 3_o foot_n for_o instance_n 2._o with_o the_o shade_n of_o the_o staff_n viz._n 3_o foot_n measure_v the_o shade_n of_o the_o house_n de_fw-fr who_o height_n you_o will_v know_v and_o as_o many_o foot_n as_o the_o shade_n of_o the_o house_n exceed_v the_o shade_n of_o the_o staff_n so_o many_o foot_n high_a will_v the_o house_n be_v for_o instance_n if_o the_o shade_n of_o the_o house_n be_v 24_o time_n long_o than_o that_o of_o the_o sâ—aff_n than_o we_o ought_v to_o say_v that_o the_o house_n be_v 24_o foot_n high_a or_o thus_o 1._o erect_v a_o stick_n divide_v into_o 10_o equal_a part_n foot_n or_o inch_n perpendicular_o in_o the_o ground_n and_o at_o the_o same_o time_n measure_v the_o shade_n cause_v by_o this_o staff_n 20_o foot_n for_o instance_n 2._o measure_v also_o the_o shadow_n of_o the_o house_n who_o height_n you_o will_v know_v for_o instance_n 38_o foot_n 3._o by_o the_o rule_n of_o three_o say_v if_o the_o shadow_n of_o 20_o foot_n give_v a_o height_n of_o 10_o foot_n what_o will_v the_o shadow_n of_o 38_o foot_n give_v answ._n 19_o foot_n iv._o to_o measure_v the_o inclination_n of_o a_o mountain_n let_v the_o inclination_n of_o the_o mountain_n ab_fw-la be_v to_o be_v measure_v 1._o draw_v from_o the_o point_n a_o which_o stand_v for_o the_o foot_n of_o the_o mountain_n a_o right_a line_n 36_o foot_n long_o as_o ac_fw-la 2._o set_a the_o instrument_n upon_o the_o point_n a_o and_o look_v through_o the_o two_o fix_a sight_n towards_o the_o point_n c_o and_o through_o the_o two_o movable_a one_o towards_o the_o point_n b_o the_o top_n of_o the_o mountain_n this_o angle_n for_o instance_n may_v be_v 110_o degree_n 3._o then_o set_v the_o instrument_n upon_o c_o and_o look_v through_o the_o two_o fix_a sight_n upon_o the_o foot_n a_o and_o through_o the_o two_o other_o fix_v one_o upon_o the_o top_n b_o then_o compute_v this_o angle_n which_o may_v be_v for_o instance_n 40_o degree_n 4._o afterward_o draw_v a_o line_n upon_o paper_n 36_o foot_n long_o because_o it_o ought_v to_o be_v equal_a to_o the_o line_n ac_fw-la as_o de._n 5._o then_o by_o the_o reporter_n set_v upon_o d_o a_o angle_n equal_a to_o that_o of_o the_o figure_n at_o a_o viz._n 110_o degree_n as_o dfg_v 6._o upon_o the_o point_n e_o set_v another_o angle_n of_o 40_o degree_n equal_a to_o that_o at_o c_o as_o ehâ—_n 7._o lengthen_v the_o side_n df_n and_o ei_o and_o where_o these_o lengthen_a line_n intersect_v one_o another_o as_o at_o k_o draw_v from_o that_o point_n to_o d_o a_o right_a line_n which_o will_v represent_v the_o inclination_n which_o be_v require_v provide_v the_o height_n of_o the_o staff_n upon_o which_o the_o astrolabe_n be_v fasten_v be_v add_v v._o to_o measure_v the_o vertical_a height_n of_o a_o mountain_n this_o problem_n must_v be_v wrought_v as_o the_o forego_v one_o provide_v that_o you_o let_v fall_v a_o perpendicular_a from_o the_o point_n k_o which_o mark_v the_o top_n of_o the_o mountain_n which_o must_v touch_v the_o line_n cd_o lengthen_v to_o l_o the_o line_n kl_n will_v represent_v the_o vertical_a height_n of_o the_o mountain_n vi_o to_o measure_v the_o height_n of_o a_o tower_n build_v upon_o a_o rock_n let_v the_o height_n bd_o be_v to_o be_v measure_v 1._o seek_v the_o incline_a height_n of_o the_o mountain_n by_o prob._n 4._o
through_o the_o three_o fathom_n put_v before_o the_o hollow_a tower_n a_o crooked_a line_n join_v the_o parapet_n of_o the_o low_a brisure_n and_o the_o prolongation_n of_o the_o upper_a brisure_n together_o and_o there_o where_o i_o touch_v the_o say_a prolongation_n from_o thence_o i_o draw_v a_o small_a line_n to_o the_o next_o brisure_n 3._o take_v a_o foot_n and_o a_o half_a and_o draw_v with_o that_o distance_n a_o parallel_n round_o about_o the_o parapet_n towards_o the_o base_a of_o the_o rampart_n which_o will_v represent_v to_o you_o the_o first_o banquet_n round_o about_o which_o you_o must_v draw_v another_o parallel_n of_o two_o foot_n to_o mark_v out_o the_o second_o 4._o to_o draw_v the_o breadth_n of_o the_o moat_n take_v from_o 16â—_n to_o 20_o fathom_n and_o draw_v with_o that_o distance_n a_o parallel_n to_o the_o face_n till_o they_o intersect_v one_o another_o before_o the_o curtin_n to_o draw_v this_o parallel_n round_o about_o the_o point_n of_o the_o bastion_n you_o must_v put_v the_o compass_n of_o the_o overture_n from_o 16_o to_o 20_o fathom_n upon_o the_o say_a point_n of_o the_o bastion_n and_o draw_v a_o little_a round_v from_o thence_o to_o the_o parallel_n of_o the_o face_n 5._o to_o mark_v out_o the_o covert_a way_n take_v from_o four_o to_o five_o fathom_n and_o carry_v a_o parallel_n to_o the_o moat_n but_o set_v iâ—_n from_o a_o point_n before_o the_o round_v 6._o where_o the_o covert_a way_n make_v a_o salient_a angle_n for_o example_n in_o g._n put_v there_o 10_o fathom_n to_o each_o side_n as_o g._n j._n and_o g.h._n and_o afterward_o with_o 15_o fathom_n you_o shall_v make_v point_n where_o the_o 10_o fathom_n terminate_v and_o draw_v from_o the_o say_a point_n in_o the_o point_n of_o the_o intersection_n straight_o line_n and_o this_o be_v that_o which_o be_v call_v the_o place_n of_o arms._n 7._o take_v 36_o fathom_n or_o as_o much_o as_o the_o ground_n will_v permit_v and_o bring_v a_o parallel_n round_o about_o the_o covert_a way_n and_o the_o place_n of_o arm_n to_o mark_v out_o the_o glacis_fw-la or_o parapet_n of_o the_o covert_a way_n and_o thus_o your_o square_n will_v be_v perfect_o finish_v chap._n iu._n of_o the_o structure_n of_o the_o half-moon_n before_o the_o curtin_n of_o the_o square_n from_o the_o angle_n of_o the_o moat_n or_o counterscarp_n raise_v a_o perpendicular_a as_o long_o as_o the_o demi-curtin_a with_o its_o brisure_n for_o the_o capital_a p._n q._n observe_v that_o in_o polygon_n the_o capital_a aught_o to_o be_v 45_o fathom_n in_o length_n 2._o from_o the_o point_n q._n draw_v a_o straight_a line_n towards_o the_o orillon_n of_o the_o bastion_n terminate_a on_o the_o side_n of_o the_o moat_n in_o saint_n and_o d._n 3._o take_v five_o fathom_n and_o put_v they_o from_o saint_n and_o d._n upon_o the_o counterscarp_n towards_o the_o inside_n of_o the_o half-moon_n as_o e._n f._n 4._o put_v the_o rule_n perpendicular_o upon_o the_o curtin_n of_o the_o body_n of_o the_o place_n and_o erect_v from_o the_o point_n e._n f._n two_o small_a streightâ—_n line_n till_o they_o cut_v the_o face_n of_o the_o half-moon_n as_o in_o uh_o and_o the_o line_n ev_n fh_n will_v make_v you_o the_o flank_n of_o the_o half-moon_n 5._o draw_v the_o base_a of_o the_o rampart_n ab_fw-la of_o 8_o fathom_n parallel_n to_o the_o face_n and_o the_o flank_n of_o the_o half-moon_n towards_o the_o inside_n as_o also_o the_o parapet_n ac_fw-la of_o 3_o fathom_n the_o first_o banquet_n of_o one_o foot_n and_o a_o half_a the_o second_o of_o 2_o foot_n 6._o take_v 12_o fathom_n for_o the_o wideness_n of_o the_o moat_n which_o ought_v to_o be_v draw_v parallel_n to_o the_o face_n but_o not_o to_o the_o flank_n you_o must_v give_v it_o also_o its_o round_v before_o the_o capital_a point_n 7._o the_o covert_a way_n place_v of_o arm_n and_o glacis_fw-la be_v make_v as_o in_o chap._n 3._o l._n 3._o sect._n 5_o 6_o 7._o see_v the_o plate_n c._n chap._n v._o of_o the_o structure_n of_o the_o ravelin_n before_o the_o curtin_n this_o work_n be_v do_v as_o the_o halfmoons_a when_o you_o allow_v it_o no_o flank_n sect._n 2._o to_o make_v a_o ravelin_n with_o lunette_n have_v raise_v the_o ravelin_n as_o it_o ought_v to_o be_v do_v 1._o take_v two_o part_n of_o the_o flank_n of_o the_o body_n of_o the_o place_n and_o put_v they_o at_o the_o angle_n of_o the_o two_o moat_n that_o be_v from_o the_o moat_n of_o the_o body_n of_o the_o place_n and_o that_o of_o the_o ravelin_n upon_o the_o counterscarp_n to_o mark_v out_o the_o demi-gorge_n of_o the_o lunette_n as_o ab_fw-la and_o ac_fw-la 2._o take_v the_o flank_n of_o the_o body_n of_o the_o place_n entire_a and_o draw_v from_o the_o point_n bc_n two_o arch_n to_o cut_v one_o another_o in_o d_o and_o then_o join_v bd_o and_o cd_o together_o by_o a_o straight_a line_n to_o have_v the_o face_n of_o the_o lunette_n 3._o you_o draw_v the_o moat_n of_o these_o lunette_n from_o the_o half_a of_o that_o of_o the_o body_n of_o the_o place_n allow_v it_o also_o a_o round_v 4._o the_o base_a of_o the_o rampart_n the_o parapet_n and_o the_o banquet_n be_v make_v as_o for_o the_o ravelin_n see_v the_o plate_n d._n fig._n v._n sect._n 3_o to_o make_v a_o ravelin_n with_o counter-guard_n have_v make_v the_o ravelin_n alone_o with_o its_o moat_n in_o the_o same_o manner_n as_o have_v be_v set_v down_o 1._o prolong_v the_o face_n of_o the_o ravelin_n above_o its_o moat_n and_o from_o the_o intersection_n of_o that_o line_n and_o of_o the_o moat_n put_v upon_o the_o prolongation_n 30_o fathom_n as_o ab_fw-la 2._o put_v 15_o fathom_n upon_o the_o counterscarp_n of_o the_o moat_n of_o the_o body_n of_o the_o place_n place_v the_o compass_n in_o the_o angle_n of_o the_o two_o moat_n as_o cd_o 3._o join_v de_fw-fr together_a by_o a_o right_a line_n which_o side_n and_o the_o other_o ab_fw-la must_v be_v fortify_v with_o a_o rampart_n parapet_n banquet_n moat_n covert_a way_n and_o glacis_fw-la like_o the_o ravelin_n itself_o the_o distance_n of_o which_o be_v also_o here_o to_o be_v observe_v 4._o have_v fix_v this_o work_n on_o the_o other_o side_n of_o the_o ravelin_n place_v a_o small_a reduit_n at_o the_o head_n between_o the_o two_o counter-gard_n which_o be_v thus_o to_o be_v raise_v first_o where_o the_o moat_n of_o the_o counter-gard_n intersect_v one_o another_o erect_v from_o the_o same_o angle_n a_o perpendicular_a of_o 20_o fathom_n as_o of_o then_o divide_v the_o face_n of_o the_o counter-gard_n into_o two_o equal_a part_n as_o bg_n and_o agnostus_n and_o from_o the_o capital_a point_n of_o your_o reduit_n draw_v a_o straight_a line_n towards_o the_o middle_n of_o the_o face_n mark_v by_o the_o point_n g_o terminate_n on_o the_o side_n of_o the_o moat_n of_o the_o counter-gard_n in_o h_n and_o the_o line_n fh_n will_v be_v the_o face_n which_o be_v only_o to_o be_v fortify_v with_o a_o rampart_n parapet_n moat_n covert-way_n and_o glacis_fw-la if_o need_v require_v see_v the_o plate_n c_o fig._n vi_o sect._n 4._o to_o make_v a_o ravelin_n to_o be_v place_v at_o the_o entrance_n into_o place_n 1._o have_v the_o place_n for_o a_o ravelin_n you_o must_v erect_v a_o perpendicular_a of_o 12_o fathom_n from_o the_o angle_n of_o the_o counterscarp_n as_o ab_fw-la 2._o you_o must_v put_v at_o the_o same_o angle_n 6_o fathom_n upon_o the_o counterscarp_n for_o demi-gorge_n as_o ac_fw-la and_o ad._n 3._o erect_v upon_o the_o point_v cd_o perpendicular_n of_o 4_o fathom_n for_o the_o flank_n 4._o joint_a the_o flank_n and_o the_o capital_a together_o to_o have_v the_o face_n 5._o draw_v a_o moat_n round_o about_o this_o work_n of_o 2_o fathom_n and_o a_o half_a parallel_n only_o to_o the_o face_n and_o round_o before_o the_o point_n in_o this_o little_a work_n be_v place_v a_o great_a corpse_n du_fw-fr guard_n the_o better_a to_o guard_v the_o gate_n and_o the_o bridge_n and_o present_v the_o arm_n to_o the_o officer_n 6._o that_o which_o be_v leave_v of_o the_o place_n design_v for_o the_o ravelin_n ought_v to_o be_v join_v together_o as_o if_o the_o corpse_n du_fw-fr guard_n be_v not_o there_o and_o fortify_v with_o rampart_n parapet_n etc._n etc._n as_o another_o ravelin_n see_v the_o plate_n d_o fig._n vii_o chap._n vi_o to_o make_v a_o horn-work_n before_o the_o curtin_n 1._o erect_v a_o perpendicular_a from_o 85_o to_o 88_o fathom_n at_o the_o point_n of_o the_o ravelin_n or_o half-moon_n as_o qg_v 2._o draw_v from_o the_o point_n g_o to_o each_o side_n a_o arch_n of_o 60_o fathom_n 3._o take_v from_o 114_o to_o 118_o fathom_n which_o be_v most_o usual_a and_o resect_v these_o arch_n in_o of_o at_o the_o angle_n of_o the_o two_o counterscarp_n dr_n 4._o join_v ed_z together_o by_o a_o
join_v hf_n and_o jg_n together_o to_o form_v the_o flank_n do_v the_o same_o for_o the_o curtain_n hj_fw-la 4._o draw_v the_o base_a of_o the_o rampart_n of_o 8_o fathom_n to_o the_o face_n and_o to_o the_o flank_n of_o the_o tenaille_n and_o to_o the_o curtain_n from_o 4_o to_o 5_o fathom_n then_o the_o base_a of_o the_o parapet_n of_o 2_o fathom_n 3_o foot_n round_o about_o you_o shall_v make_v the_o 2_o banquet_n as_o usual_o see_v the_o plate_n m_o fig._n 16._o chap._n xvii_o of_o the_o structure_n of_o a_o hexagon_n and_o other_o polygon_n 1._o the_o semi-diameter_n take_v up_o fath._n 180_o 2._o the_o exterior_a polygon_n 180_o 3._o the_o perpendicular_a 27_o 4._o the_o face_n 50_o 5._o for_o the_o compliment_n of_o the_o line_n of_o defence_n 38_o 6._o the_o line_n of_o defence_n 136_o 7._o the_o flank_n 25_o 8._o the_o curtain_n 71_o the_o other_o distance_n be_v equal_a to_o those_o of_o the_o pentagon_n sect._n 2._o the_o heptagon_n  _fw-fr fathom_n foot_n 1._o the_o semi-diameter_n take_v up_o 207_o 03_o 2._o the_o exterior_a side_n 180_o 00_o 3._o the_o perpendicular_a 27_o 00_o 4._o the_o face_n 50_o 00_o 5._o for_o the_o compliment_n etc._n etc._n 38_o 00_o 6._o the_o line_n of_o defence_n 135_o 03_o 7._o the_o flank_n 24_o 00_o 8._o the_o curtain_n 72_o 03_o sect._n 3_o the_o octogon_n  _fw-fr fathom_n foot_n 1._o the_o semi-diameter_n 238_o 01_o 2._o the_o exterior_a polygon_n 180_o 00_o 3._o the_o perpendicular_a 28_o 00_o 4._o the_o face_n 50_o 00_o 5._o for_o the_o compliment_n etc._n etc._n 28_o 00_o 6._o the_o line_n of_o defence_n 137_o 03_o 7._o the_o flank_n 25_o 04_o 8._o the_o curtain_n 71_o 04_o sect._n 4â—_n the_o enneagon_n  _fw-fr fathom_n foot_n 1._o the_o semi-diameter_n 263_o 01_o 2._o the_o exterior_a polygon_n 180_o 00_o 3._o the_o perpendicular_a 32_o 00_o 4._o the_o face_n 50_o 00_o 5._o for_o the_o compliment_n etc._n etc._n 38_o 00_o 6._o the_o line_n of_o defence_n 138_o 00_o 7._o the_o flank_n 29_o 00_o 8._o the_o curtain_n 70_o 03_o sect._n 5._o the_o decagon_n  _fw-fr fathom_n foot_n 1._o the_o semi-diameter_n 291_o 03_o 2._o the_o exterior_a polygon_n 180_o 00_o 3._o the_o perpendicular_a 36_o 00_o 4._o the_o face_n 52_o 00_o 5._o for_o the_o compliment_n etc._n etc._n 38_o 00_o 6._o the_o line_n of_o defence_n 135_o 00_o 7._o the_o flank_n 32_o 00_o 8._o the_o curtain_n 70_o 00_o sect_n 6._o the_o hendecagon_n  _fw-fr fathom_n foot_n 1._o the_o semi-diameter_n 319_o 00_o 2._o the_o exterior_a polygon_n 180_o 00_o 3._o the_o perpendicular_a 37_o 00_o 4._o the_o face_n 152_o 00_o 5._o for_o the_o compliment_n etc._n etc._n 38_o 00_o 6._o the_o line_n of_o defence_n 135_o 00_o 7._o the_o flank_n 32_o 02_o 8._o the_o curtain_n 70_o 00_o sect._n 7._o the_o dodecagon_n  _fw-fr fathom_n foot_n 1._o the_o semi-diameter_n 347_o 04_o 2._o the_o exterior_a polygon_n 180_o 00_o 3._o the_o perpendicular_a 42_o 00_o 4._o the_o face_n 52_o 00_o 5._o for_o the_o compliment_n etc._n etc._n 38_o 00_o 6._o the_o line_n of_o defence_n 137_o 00_o 7._o the_o flank_n 37_o 00_o 8._o the_o curtain_n 69_o 00_o chap._n xviii_o to_o make_v the_o profil_v have_v now_o treat_v of_o the_o breadth_n and_o length_n of_o the_o part_n of_o a_o place_n it_o be_v requisite_a to_o say_v something_o of_o the_o height_n of_o the_o say_a part_n or_o rather_o after_o what_o manner_n to_o make_v the_o profil_v of_o a_o place_n to_o which_o purpose_n two_o thing_n be_v to_o be_v observe_v 1._o that_o you_o erect_v the_o profil_v of_o the_o exterior_a work_n after_o the_o same_o manner_n as_o that_o of_o the_o body_n of_o the_o principal_a place_n provide_v that_o you_o apply_v thereto_o the_o heighth_n of_o which_o i_o shall_v speak_v as_o much_o as_o be_v necessary_a to_o be_v know_v whereof_o the_o breadth_n have_v be_v above_o exhibit_v 2._o that_o 10_o fathom_n of_o the_o scale_n of_o which_o i_o make_v use_n in_o delineat_v the_o body_n of_o the_o place_n make_v but_o one_o when_o i_o will_v make_v the_o profil_v of_o the_o same_o place_n so_o that_o 100_o fathom_n which_o i_o have_v apply_v to_o the_o body_n of_o the_o place_n for_o this_o purpose_n afford_v only_o a_o length_n of_o 10_o fathom_n the_o profil_n of_o the_o body_n of_o the_o place_n for_o example_n sake_n let_v we_o make_v the_o profil_v of_o a_o pentagon_n and_o then_o observe_v that_o which_o follow_v 1._o draw_v a_o long_a straight_a line_n and_o there_o mark_v 11_o fathom_n for_o the_o base_a of_o the_o rampart_n begin_v at_o the_o left_a hand_n as_o ab_fw-la 2._o put_v 1_o fathom_n 4_o foot_n immediate_o behind_o the_o point_n a_o upon_o the_o same_o line_n as_o ac_fw-la this_o triangle_n mark_v out_o the_o interior_n talus_fw-la and_o to_o mark_v out_o the_o exterior_a talus_fw-la put_v 1_o fathom_v immediate_o before_o b_o as_o bd._n but_o in_o the_o field_n you_o must_v allow_v large_a talus_fw-la to_o the_o rampart_n according_a to_o the_o nature_n of_o the_o ground_n 3._o erect_v upon_o cd_o two_o perpendicular_o each_o of_o which_o contain_v 3â—_n fathom_n in_o height_n as_o ce_fw-fr df_n and_o then_o join_v ae_n of_o and_o fb_n by_o a_o right_a line_n and_o that_o will_v afford_v the_o height_n of_o the_o rampart_n with_o its_o talus_fw-la 4._o put_v 4_o fathom_n of_o the_o point_n e_o towards_o the_o right_a hand_n to_o mark_v out_o the_o platform_n of_o the_o rampart_n as_o eglantine_n 5._o erect_v upon_o g_o a_o small_a perpendicular_a of_o a_o foot_n and_o a_o half_a for_o the_o height_n of_o the_o first_o banquet_n as_o gj._n then_o draw_v from_o the_o point_n i_o a_o parallel_n to_o the_o height_n of_o the_o rampart_n a_o foot_n and_o a_o half_a broad_a as_o jh_o that_o be_v the_o breadth_n of_o the_o banquet_n then_o set_v another_o perpendicular_a upon_o the_o point_n h_n of_o the_o same_o height_n as_o hj_n and_o from_o the_o point_n i_o draw_v also_o another_o parallel_n of_o two_o foot_n broad_a as_o lm_o and_o then_o you_o will_v have_v both_o the_o banquet_n 6._o put_v 4_o foot_n immediate_o behind_o the_o point_n g_o as_o gn_v and_o then_o upon_o that_o point_n erect_v a_o perpendicular_a of_o 8_o foot_n as_o no_o which_o do_v join_v the_o point_n m_o and_o the_o point_n o_o together_o to_o get_v the_o interior_n height_n of_o the_o parapet_n with_o its_o talus_fw-la 7._o prolong_v the_o exterior_a talus_fw-la bf_n two_o foot_n far_o as_o h_n p_o and_o join_v o_o p_o together_o to_o have_v the_o breadth_n of_o the_o parapet_n with_o its_o exterior_a talus_fw-la 8._o put_v four_o foot_n upon_o the_o first_o line_n behind_o the_o point_n b_o as_o bq_n from_o which_o point_n let_v fall_v the_o perpendicular_a qr_n of_o 3_o fathom_n and_o join_v br_n together_o for_o the_o scarp_n which_o do_v put_v 20_o fathom_n behind_o the_o point_n b_o for_o the_o breadth_n of_o the_o moat_n as_o b_n than_o put_v two_o point_n before_o the_o point_n s_o as_o st_n from_o whence_o let_v fall_v another_o perpendicular_a of_o 3_o fathom_n as_o tu_fw-la then_o join_v we_o together_o to_o have_v the_o counterscarp_n of_o the_o same_o rv_n and_o so_o the_o moat_n will_v be_v entire_o represent_v 10._o after_o this_o take_v 36_o fathom_n so_o far_o as_o the_o ground_n will_v permit_v and_o put_v they_o behind_o the_o point_n w_n upon_o the_o same_o first_o line_n as_o wa_n and_o then_o join_v they_o together_o by_o a_o straight_a line_n to_o represent_v the_o glacis_fw-la after_o this_o manner_n you_o shall_v have_v the_o body_n of_o the_o plâ—ce_n according_a to_o its_o length_n breadth_n andâ—_n heighth_n see_v the_o plate_n n._n fig._n 17._o the_o profil_n of_o exterior_a work_n this_o profil_n be_v make_v as_o the_o precede_a in_o respect_n of_o the_o 7_o first_o point_n save_v only_o that_o the_o base_a of_o the_o rampart_n be_v no_o broad_a than_o 8_o fathom_n nor_o the_o rampart_n high_o than_o 14_o foot_n as_o to_o the_o 8_o point_n of_o the_o description_n of_o the_o precede_a profil_v the_o only_a difference_n consist_v in_o this_o that_o the_o moat_n be_v not_o large_a here_o than_o 12_o fathom_n nor_o deep_a than_o 2_o and_o a_o half_a all_o the_o rest_n be_v do_v as_o in_o the_o precede_a see_v the_o plate_n n._n fig._n 18._o chap._n xix_o how_o to_o trace_v out_o the_o draught_n of_o a_o fortress_n in_o the_o field_n after_o you_o have_v see_v the_o manner_n of_o fortify_v upon_o paper_n it_o be_v requisite_a for_o a_o engeneer_n or_o any_o one_o that_o will_v discourse_v of_o fortress_n to_o understand_v of_o what_o breadth_n height_n and_o depth_n their_o part_n ought_v to_o be_v whence_o the_o one_o or_o the_o other_o part_n derive_v its_o defence_n whether_o it_o be_v necessary_a to_o fortify_v one_o part_n
to_o throw_v into_o moat_n and_o breach_n to_o stop_v the_o hasty_a come_n on_o of_o the_o enemy_n covert_a way_n be_v a_o walk_v round_o about_o the_o moat_n towards_o the_o country_n have_v a_o footpace_n and_o the_o glacis_fw-la for_o a_o parapet_n the_o chemin_fw-fr de_fw-fr ronde_n be_v a_o walk_n between_o the_o rampart_n and_o the_o wall_n the_o shirt_n or_o chemise_n be_v the_o solidity_n of_o the_o wall_n from_o the_o talus_fw-la to_o the_o stone_n row_n chevaâ—x_n or_o freisland_n horse_n so_o call_v because_o first_o make_v use_v of_o at_o groningen_n a_o city_n of_o freisland_n be_v great_a piece_n of_o wood_n with_o six_o side_n drive_v through_o pile_n or_o stake_n of_o wood_n arm_v with_o iron_n to_o hinder_v the_o horse_n and_o foot_n from_o go_v forward_o circumvallation_n be_v a_o moat_n border_v with_o a_o parapet_n which_o slank_v itself_o from_o distance_n to_o distance_n sink_v about_o the_o besieger_n camp_n as_o well_o to_o hinder_v the_o relief_n of_o the_o besiege_a as_o to_o stop_v deserter_n clayes_n be_v twig_n interweave_v together_o have_v the_o figure_n of_o a_o long_a square_n they_o be_v place_v upon_o a_o allodgment_n and_o cover_v with_o earth_n and_o sometime_o they_o be_v lay_v upon_o marshy_a ground_n to_o consolidate_v it_o coffâ—r_n be_v a_o hollowed_a depth_n from_o 6_o to_o 7_o foot_n and_o broad_a from_o 16_o to_o 18_o all_o athwart_o a_o dry_a moat_n upon_o the_o upper_a part_n of_o this_o they_o place_v a_o parapet_n and_o a_o cross_n piece_n of_o wood_n cover_v with_o clayes_n load_v with_o earth_n commandment_n be_v a_o height_n of_o 9_o foot_n which_o one_o place_n have_v above_o another_o compliment_n of_o the_o curtin_n be_v the_o remainder_n of_o the_o curtin_n after_o you_o have_v take_v away_o its_o flank_n to_o the_o angle_n of_o the_o gorge_n compliment_n of_o the_o line_n of_o defence_n be_v the_o remainder_n of_o the_o line_n of_o defence_n after_o you_o have_v take_v away_o the_o angle_n of_o the_o flank_n counter-approache_n be_v work_n which_o the_o besiege_a make_v to_o hinder_v the_o approach_n of_o the_o enemy_n counterscarp_n be_v proper_o the_o decline_a of_o the_o moat_n on_o that_o side_n next_o the_o country_n although_o by_o this_o term_n be_v understand_v the_o covert-way_n with_o its_o parapet_n counterfort_n be_v certain_a pillar_n and_o part_n of_o the_o wall_n distant_a from_o 15_o to_o 20_o foot_n one_o from_o another_o which_o advance_v themselves_o as_o much_o as_o may_v be_v in_o the_o ground_n and_o join_v themselves_o to_o the_o height_n of_o the_o cordon_n by_o vault_n to_o sustain_v the_o chemin_fw-fr de_fw-fr rondes_fw-la and_o part_n of_o the_o rampart_n to_o fortify_v the_o wall_n and_o strengthen_v the_o ground_n counter-gard_n be_v triangular_a piece_n in_o form_n of_o a_o large_a parapet_n which_o raise_v themselves_o above_o the_o moat_n before_o the_o face_n and_o the_o point_n of_o the_o bastion_n to_o preserve_v they_o countermine_n be_v a_o subterraneal_a way_n which_o the_o besiege_a make_v in_o search_n of_o the_o enemy_n mine_n to_o take_v away_o the_o powder_n and_o frustrate_v the_o effect_n of_o it_o though_o fire_v by_o the_o assailant_n countervallation_n be_v a_o moat_n guard_v with_o a_o parapet_n which_o the_o besieger_n make_v to_o secure_v themselves_o from_o the_o sally_n of_o the_o garrison_n corbeills_n be_v a_o sort_n of_o gabion_n fill_v with_o earth_n place_v upon_o the_o parapet_n to_o fire_n upon_o the_o enemy_n without_o be_v see_v by_o they_o cordon_n be_v a_o row_n of_o stone_n make_v round_o which_o be_v place_v where_o the_o wall_n end_v and_o the_o parapet_n begin_v and_o it_o run_v round_o about_o the_o place_n coridor_n be_v the_o covert_a way_n above_o the_o counterscarp_n round_o about_o the_o place_n between_o the_o moat_n and_o the_o palisado_n corn_n or_o horn_n be_v outwork_n which_o advance_v towards_o the_o â—â—eld_n and_o carry_v in_o the_o before_o part_n two_o half_a bastion_n in_o the_o form_n of_o horn_n which_o they_o present_v to_o the_o enemy_n crown_v be_v a_o work_n draw_v beyond_o the_o horn_n to_o keep_v the_o enemy_n at_o a_o distance_n curtin_n be_v the_o long_a straight_a line_n that_o run_v about_o the_o rampart_n draw_v from_o one_o flank_n to_o the_o other_o and_o border_v with_o a_o good_a parapet_n 5_o foot_n high_a behind_o which_o the_o soldier_n place_v themselves_o to_o fire_n upon_o the_o covert_a way_n and_o into_o the_o moat_n cuâ—ette_n a_o little_a moat_n about_o 4_o fathom_n broad_a which_o be_v usual_o sink_v in_o the_o middle_n of_o a_o great_a dry_a moat_n till_o you_o meet_v with_o water_n it_o be_v good_a to_o prevent_v the_o besieger_n mining_n d._n defence_n be_v all_o sort_n of_o work_n that_o flank_v one_o another_o and_o which_o the_o enemy_n desire_v to_o ruin_v before_o he_o strive_v to_o pass_v the_o moat_n deâ—ilé_fw-fr be_v a_o straight_a narrow_a passage_n through_o which_o there_o be_v no_o march_v but_o in_o file_n dehors_fw-fr be_v all_o sort_n of_o separate_a outwork_n as_o ravelin_n halfmoon_n hornwork_n crownwork_n counter-guard_n tenailles_fw-fr etc._n etc._n the_o better_a to_o secure_v the_o main_a place_n demi-distance_n of_o polygon_n be_v the_o distance_n between_o the_o exterior_a polygon_n and_o the_o flank_n demi-gorge_n be_v a_o line_n draw_v from_o the_o flank_n to_o the_o angle_n of_o the_o polygon_n demi-lune_a be_v a_o small_a flank_v bastion_n place_v before_o the_o point_n of_o a_o bastion_n when_o it_o be_v too_o weak_a sometime_o this_o work_n be_v place_v before_o the_o curtin_n when_o the_o moat_n be_v a_o little_a wide_o than_o it_o ought_v to_o beâ—_n dâ—scent_n into_o the_o moat_n be_v a_o deep_a dig_v into_o the_o earth_n of_o the_o covert_a way_n in_o form_n of_o a_o trench_n of_o which_o the_o upper_a part_n be_v cover_v against_o artificial_a fire_n to_o secure_v the_o descent_n into_o the_o moat_n distance_n of_o polygon_n be_v the_o line_n compose_v from_o the_o flank_n and_o its_o prolongation_n to_o the_o exterior_a polygon_n donjon_n be_v a_o place_n of_o retreat_n to_o capitulate_v with_o more_o advantage_n in_o case_n of_o necessity_n e._n embrasure_n the_o hole_n through_o which_o the_o great_a gun_n be_v discharge_v embuscade_n the_o place_n where_o the_o soldier_n hide_v themselves_o to_o surprise_v the_o enemy_n enceinte_v the_o circumference_n of_o a_o place_n sometime_o line_v and_o compose_v of_o bastion_n and_o curtain_n sometime_o not_o esplanade_n be_v the_o place_n void_a of_o house_n between_o the_o citadel_n and_o the_o town_n f._n face_n be_v the_o most_o advance_a part_n of_o the_o bastion_n towards_o the_o field_n and_o be_v the_o first_o attack_v fascin_n be_v bavin_n of_o small_a wood_n two_o foot_n broad_a and_o four_o long_v bind_v about_o at_o the_o end_n and_o middle_a throw_v into_o moat_n where_o there_o be_v much_o water_n to_o facilitate_v the_o passage_n over_o to_o the_o wall_n fall_v braye_n be_v a_o small_a rampart_n four_o fathom_v wide_a border_v with_o a_o parapet_n and_o a_o banquet_n run_v round_o about_o the_o body_n of_o the_o place_n it_o be_v make_v use_n of_o to_o fire_n upon_o the_o enemy_n when_o he_o be_v already_o so_o far_o advance_v that_o you_o can_v force_v he_o back_o from_o off_o the_o parapet_n of_o the_o body_n of_o the_o place_n or_o else_o to_o receive_v the_o ruin_n which_o the_o cannon_n make_v in_o the_o body_n of_o the_o place_n flank_n be_v the_o part_n which_o join_v the_o curtin_n to_o the_o face_n of_o the_o bastion_n from_o which_o the_o face_n of_o the_o next_o bastion_n require_v its_o defence_n flank_n covert_n be_v that_o the_o exterior_a part_n of_o which_o advance_v to_o secure_v the_o innermost_a which_o advance_v part_n if_o it_o be_v round_v be_v call_v a_o orillon_n flank_n fichant_n that_o which_o play_v and_o fix_v its_o bullet_n in_o a_o direct_a line_n in_o the_o face_n of_o the_o adjoin_a bastion_n flank_n razant_n be_v that_o from_o the_o conjunction_n of_o which_o with_o the_o curtin_n the_o shot_n raze_v the_o face_n of_o the_o next_o bastion_n which_o happen_v when_o the_o face_n can_v be_v discover_v but_o from_o the_o flank_n alone_o to_o flank_n a_o place_n be_v to_o play_v upon_o a_o place_n in_o such_o a_o manner_n that_o there_o shall_v be_v no_o part_n of_o it_o but_o what_o be_v defend_v and_o from_o which_o you_o may_v play_v upon_o the_o enemy_n both_o in_o front_n and_o rear_n and_o so_o oblige_v he_o to_o retire_v fort_n of_o the_o field_n or_o fortin_n be_v all_o fortress_n who_o flank_v angle_n be_v distant_a one_o from_o another_o 120_o fathom_n they_o be_v only_o for_o a_o time_n to_o guard_v some_o passage_n or_o dangerous_a place_n or_o else_o they_o be_v use_v in_o circumvallation_n fougade_n be_v a_o small_a mine_n make_v under_o the_o ground_n which_o the_o enemy_n will_v blow_v
up_o it_o be_v furnish_v with_o some_o sack_n of_o powder_n to_o which_o the_o sawcedge_n be_v fix_v which_o answer_v to_o another_o post_n to_o the_o end_n it_o may_v be_v fiâ—ed_v without_o danger_n fraise_n be_v piece_n of_o wood_n from_o 7_o to_o 8_o foot_n long_o drive_v in_o almost_o half_a way_n into_o the_o earth_n of_o the_o rampart_n without_o side_n and_o a_o little_a below_o the_o parapet_n they_o present_v their_o point_n somewhat_o slope_v towards_o the_o field_n and_o be_v make_v use_n of_o to_o prevent_v deâ—erters_n and_o surprise_v g._n gabion_n be_v basket_n equal_o wide_a at_o top_n and_o bottom_n about_o four_o foot_n in_o diameter_n they_o be_v fill_v with_o earth_n and_o usual_o place_v upon_o battery_n and_o parapet_n that_o have_v suffer_v very_o much_o and_o before_o other_o place_n to_o secure_v they_o from_o the_o enemy_n shot_n gallery_n be_v a_o cover_a walk_n either_o of_o earth_n or_o turf_n the_o side_n of_o it_o be_v make_v with_o plank_n and_o pillar_n and_o they_o be_v make_v use_n of_o in_o the_o moat_n already_o fill_v with_o faggot_n and_o bavin_n to_o the_o end_n the_o minor_a may_v approach_v safe_a to_o the_o bastion_n glacis_fw-la be_v the_o parapet_n of_o the_o covert-way_n which_o lose_v itself_o insensible_o in_o the_o field_n the_o large_a be_v the_o best_a gorge_fw-fr be_v the_o entrance_n of_o the_o platform_n of_o the_o bastion_n and_o other_o work_n it_o never_o ought_v to_o have_v a_o parapet_n for_o fear_v the_o enemy_n be_v maâ—ter_n of_o it_o he_o shall_v secure_v himself_o thereby_o from_o the_o shot_n of_o the_o garrison_n granado_n a_o little_a hollow_a globe_n fill_v with_o powder_n to_o which_o there_o answer_v a_o little_a fusee_fw-fr of_o powder_n to_o set_v they_o on_o fire_n they_o aâ—e_v use_v to_o fire_n close_o and_o narrow_a place_n or_o else_o to_o disorder_v the_o rank_n of_o the_o soldier_n grand_fw-fr demi_fw-fr diameter_n be_v the_o line_n compose_v of_o the_o capital_a and_o the_o small_a demi-diameter_n of_o the_o polygon_n gazon_n be_v piece_n of_o fresh_a earth_n cover_v with_o grass_n about_o a_o foot_n long_o and_o half_a a_o foot_n thick_a cut_v in_o the_o form_n of_o a_o wedge_n to_o line_v the_o parapet_n and_o the_o traverse_n of_o the_o gallery_n h._n herisson_n a_o beam_n with_o a_o great_a quantity_n of_o nail_n have_v their_o point_n outward_a it_o be_v support_v by_o a_o pivot_n upon_o which_o it_o turn_v to_o stop_v up_o any_o passage_n instead_o of_o a_o barrier_n hearse_n be_v a_o lattice_n or_o portcullis_n of_o great_a piece_n of_o sharp-pointed_a wood_n at_o the_o low_a end_n sustain_v by_o a_o cord_n fasten_v to_o a_o moulinet_n which_o be_v cut_v in_o case_n of_o surprise_n to_o the_o end_n the_o hearse_n may_v fall_v and_o stop_v up_o the_o passage_n of_o a_o gate_n or_o other_o entrance_n of_o a_o fortress_n horse-shoe_n be_v a_o work_n sometime_o round_o sometime_o oval_a border_v with_o a_o parapet_n it_o be_v make_v to_o secure_v a_o gate_n or_o to_o relieve_v a_o over-tedious_a defence_n l._n line_n capital_a be_v a_o line_n draw_v from_o the_o angle_n of_o the_o gorge_n to_o the_o angle_n of_o the_o bastion_n line_n cogrital_a be_v the_o line_n draw_v from_o the_o angle_n of_o the_o centre_n to_o the_o angle_n of_o the_o bastion_n line_n of_o defence_n be_v that_o which_o be_v represent_v by_o the_o discharge_v of_o the_o small_a shot_n which_o uncover_v the_o face_n of_o one_o bastion_n by_o raze_v it_o line_n of_o defence_n fichant_n be_v the_o line_n draw_v from_o the_o common_a point_n to_o the_o curtin_n and_o from_o the_o flank_n to_o the_o flank_v angle_n of_o the_o bastion_n line_n of_o defence_n razant_n be_v the_o line_n draw_v from_o the_o capital_a line_n of_o a_o bastion_n to_o that_o part_n of_o the_o curtin_n where_o the_o defence_n begin_v to_o discover_v the_o face_n of_o the_o same_o bastion_n line_n of_o communication_n be_v the_o line_n that_o run_v from_o one_o work_n to_o another_o to_o stop_v the_o fury_n of_o the_o enemy_n line_n withinside_n be_v the_o moat_n towards_o the_o place_n to_o hinder_v sally_n line_n withoutside_o be_v the_o moat_n towards_o the_o field_n to_o hinder_v relief_n lodgement_n of_o a_o attack_z be_v a_o work_n cast_v up_o in_o a_o dangerous_a post_n to_o secure_v themselves_o against_o the_o enemy_n fireâ—_n this_o lodgement_n be_v make_v of_o all_o the_o material_n that_o be_v capable_a to_o make_v resistance_n to_o line_n be_v nothing_o else_o but_o to_o environ_v a_o rampart_n parapet_n or_o moat_n with_o a_o good_a wall_n or_o good_a turf_n m._n madrier_n be_v a_o thick_a plank_n sufficient_a to_o cover_v the_o mouth_n of_o a_o petard_n and_o which_o be_v apply_v with_o the_o petard_n against_o the_o place_n they_o will_v break_v this_o term_n be_v also_o apply_v to_o several_a flat_a beam_n which_o be_v put_v at_o the_o bottom_n of_o a_o moat_n to_o support_v the_o wall_n mantellet_fw-la be_v one_o or_o several_a plank_n join_v together_o and_o cover_v with_o tin_n carry_v upon_o two_o wheel_n which_o the_o pioner_n in_o a_o siege_n drive_v before_o they_o to_o secure_v themselves_o against_o the_o small_a shot_n merlon_n be_v that_o part_n of_o the_o paparet_n which_o be_v between_o the_o two_o embrasure_n mortier_n be_v a_o piece_n of_o great_a cannon_n very_o short_a which_o be_v charge_v with_o bomb_n carcase_n or_o stone_n and_o be_v mount_v upon_o a_o carriage_n the_o wheel_n of_o which_o be_v very_o low_a moulinet_n be_v a_o cross_n of_o wood_n which_o turn_v horizontal_o upon_o a_o wooden_a stake_n which_o stand_v at_o the_o side_n of_o the_o barrier_n between_o the_o bar_n of_o which_o the_o footman_n pass_v moyenau_n a_o â—ort_n of_o small_a flat_a bastion_n place_v in_o the_o middle_n of_o a_o over_o long_a curtain_n of_o which_o the_o bastion_n that_o be_v at_o the_o extremity_n be_v not_o well_o defend_v from_o the_o small_a shot_n by_o reason_n of_o their_o distance_n this_o work_n be_v proper_a for_o the_o place_n in_o it_o a_o body_n of_o musketter_n to_o fire_n from_o all_o side_n n._n nailing_n of_o cannon_n the_o drive_v of_o a_o nail_n by_o force_n into_o the_o touch_n hole_n of_o a_o great_a gun_n o._n orgue_v be_v thick_a and_o long_a piece_n of_o wood_n hang_v up_o over_o a_o gate_n every_o one_o by_o a_o cord_n which_o answer_v to_o the_o moulinet_n that_o be_v to_o be_v cut_v in_o case_n of_o a_o surprise_n and_o they_o be_v to_o be_v prefer_v before_o herse_n orillon_n be_v a_o small_a round_v which_o join_v with_o the_o hollow_a tower_n at_o the_o end_n of_o the_o face_n of_o the_o bastion_n cover_v one_o part_n of_o the_o flank_n p._n pallisadoe_n be_v wooden_a stake_n from_o 5_o to_o 7_o foot_n high_a arm_v with_o two_o or_o three_o iron_n point_n which_o be_v fix_v before_o fortress_n curtain_n rampart_n and_o glace_n some_o there_o be_v which_o be_v not_o arm_v with_o iron_n parapet_n be_v a_o elevation_n of_o earth_n upon_o the_o rampart_n behind_o which_o the_o soldier_n stand_v and_o where_o the_o cannon_n be_v plant_v for_o the_o defence_n of_o the_o place_n park_n be_v a_o certain_a place_n make_v choice_n of_o in_o the_o camp_n out_o of_o canonshot_n of_o the_o place_n besiege_v to_o plant_v the_o artillery_n and_o to_o keep_v the_o artificial_a fire_n powder_n and_o warlike_a ammunition_n which_o be_v only_o guard_v by_o pike-man_n petard_n be_v a_o hollow_a engine_n make_v of_o â—etal_n almost_o in_o the_o shape_n of_o a_o cap_n from_o seven_o to_o eight_o inch_n deep_a and_o five_o diameter_n in_o the_o muzzle_n it_o be_v charge_v with_o powder_n beat_v as_o small_a as_o may_v be_v and_o then_o fix_v to_o the_o madrier_n petty_a demi-diameter_n be_v the_o circumference_n draw_v from_o the_o centre_n through_o the_o gorges_n place_v of_o arm_n be_v a_o piece_n of_o ground_n sufficient_a to_o draw_v up_o the_o man_n to_o be_v send_v from_o thence_o as_o occasion_n require_v place_v of_o arm_n without_o be_v a_o place_n allow_v to_o the_o covert_a way_n where_o they_o make_v obtuse_a angle_n whereon_o to_o plant_v some_o piece_n of_o cannon_n or_o falcon_n to_o force_v those_o that_o advance_v in_o their_o approach_n to_o retire_v place_v of_o arm_n particular_a be_v a_o place_n near_o every_o bastion_n whence_o the_o soldier_n send_v from_o the_o grand_a place_n to_o the_o quarter_n assign_v they_o relieve_v those_o that_o be_v either_o upon_o the_o guard_n or_o in_o fight_n place_v irregular_a be_v a_o place_n who_o angle_n and_o side_n be_v unequal_a place_v regular_n who_o angle_n and_o side_n be_v every_o where_o equal_a plane_n the_o representation_n of_o a_o work_n in_o its_o height_n and_o breadth_n platform_n be_v the_o whole_a piece_n of_o fortification_n raise_v in_o a_o re-enter_v angle_n polygon_n exterior_a