TM 9-270 U.S. Rifle, Cal. .30, M1903A4 (Snipers) Characteristics and operation, anduse of telescopic sight (1943)
Patent US 6862832 B2 Digital elevation knob
Patent 35877 Muzzle-Loading ordnance (1862)
Patent 305050 Magazine for fire arms (1884)
Patent 373410 Repeating gun or fire arm (1887)
Patent 522508 Recoil check for ordnance (1894)
Patent 547454 Recoil operated firearm (1895)
Patent 579401 Recoil operated gun (1897)
Patent 581296 Automatic Firearm (1897)
Patent 593835 Recoil operated firearm (1897)
Patent 642018 Automatic machine gun (1900)
Patent 726167 Locking device for guns (1903)
Patent 802279 Firearm (1905)
Patent 861939 Gas operated gun (1907)
TM 9-285 Shotguns, all types (1942)
TM 9-1005-206-12 Operation and organizational maintenance Rifle M13, Rifle M513T, Rifle M416-2T and Rifle M75T (1958)
