"PART 1 - THE CYCLE OF OPERATION These eight steps of the cycle of operation are demonstrated: Chambering, Locking, Cocking, Firing, Unlocking, Extraction, Ejection, Feeding PART 2 - TYPES OF OPERATION Four types of operation are explained in detail: Manual operation-Springfield, Gas operation-M1 Garand & BAR, Blowback operation-M3 Submachine Gun, Recoil operation-Pistol & .50 cal. M.G. PART 3 - SEMIAUTOMATIC AND AUTOMATIC FIRE Weapons shown: Springfield, M1 Garand, M1 Carbine, BAR, M3 Submachine Gun, .50 cal. Heavy Machine Gun, Pistol. 41 minutes."
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