Annual Report of the Secretary of War

action arms Arsenal B. L. rifle barometer base Black block Board bolt bore breech breech mechanism broken brown carriage cartridge cast cent charge closed Company completed contract coppers cylinders Date deviation diameter direction effect elevation feet field firing flight forgings front fuse grains hand head holes humidity igniter inch increased July June Kind less loading lower manufacture Mean metal minutes mortar mounted muzzle necessary Object of firing obtained officer operation Ordnance Department piece placed plate platform position pounds powder present Pressure projectile Proving Ground range rear recoil Record remarks rifle ring rounds sand Sandy Hook screw seconds Shell shot side sight smokeless powder Special spring square steel strength surface tables taken tion Watervliet Weight wheel Wind yards