Annual Report of the Secretary of WarU.S. Government Printing Office, 1896 |
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Página 259
... humidity , 57 . barometer , 29.75 ; thermometer , 43 ° ; humidity , 48 . an hour ; barometer , 29.92 ; ther- Wind from rear , 18 miles an hour ; Wind from right and rear , 24 miles barometer , 30.07 ; thermometer , 46 ° ; humidity , 51 ...
... humidity , 57 . barometer , 29.75 ; thermometer , 43 ° ; humidity , 48 . an hour ; barometer , 29.92 ; ther- Wind from rear , 18 miles an hour ; Wind from right and rear , 24 miles barometer , 30.07 ; thermometer , 46 ° ; humidity , 51 ...
Página 359
... humidity , 53 . Wind not taken ; barometer , 30.12 ; thermometer , 71 ° ; humidity , 77 . rometer , 29.94 ; ther- mometer , 80 ° ; humid . Wind not taken ; ba- ity , 72 . Wind not taken ; barometer , 30.29 ; thermometer , 89 ...
... humidity , 53 . Wind not taken ; barometer , 30.12 ; thermometer , 71 ° ; humidity , 77 . rometer , 29.94 ; ther- mometer , 80 ° ; humid . Wind not taken ; ba- ity , 72 . Wind not taken ; barometer , 30.29 ; thermometer , 89 ...
Página 479
... humidity , 43 . an hour ; barometer , 30.37 ; ther- mometer , 59 ° ; humidity , 62 . Record of firing with 12 - inch B. L. mortar. test of mortar . ] Wind , strength and direction . Special remarks about each fire , such as effect on ...
... humidity , 43 . an hour ; barometer , 30.37 ; ther- mometer , 59 ° ; humidity , 62 . Record of firing with 12 - inch B. L. mortar. test of mortar . ] Wind , strength and direction . Special remarks about each fire , such as effect on ...
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12-inch B. L. mortar 12-inch B. L. rifle action of breech Appendix B. L. mortar steel barometer block bolt breech mechanism breechblock caliber cartridge cent center of impact consumption of powder coppers of 1892 degrees elevation deviation from center disappearing carriage effect on piece Eleva feet Firing conducted firing pin forgings Frankford Arsenal front fuse gauge grains gun cotton Hook Proving Ground humidity igniter inch long inch of bore June June 15 manufacture miles an hour muzzle nitroglycerin Object of firing Ordnance Department piston plate platform Pont's brown prismatic Pressure primer projectile in flight rear recoil Record of firing rounds sand Sandy Hook Proving scattering of fragments screw shaft Shell shot sight smokeless powder sound of projectile Special remarks spring SPRINGFIELD ARMORY square inch target thermometer tion top carriage trunnion velocity Watertown Arsenal Watervliet Arsenal Weight wheel WILLIAM CROZIER yards