1960 - Training Film: U.S. Rifle, Cal. 7.62mm, M14 - Operation & Cycle of Functioning R1 of ?

Titles. 01:42:33 Soldiers thru open woods in training, firing rifles drop to ground & continue firing M14 rifle as semi-automatic & continuous firing. 01:44:26 CU 7.62mm NATO bullet standing on end; next to longer 30 cal. cartridge. 01:44:47 Soldier kneeling by tree, loading weapon, aiming & firing. B.A.R. / Browning automatic rifle shown; M1 Carbine fired; sub-machine gun M3A1 fired. 01:45:19 MCU Four rifles replaced by M14 labeled on chart. Full shot of M14 against white background. 01:45:37 MCU M14 being fired by prone soldier w/ cartridges seen ejected. CU changing magazines, aiming & firing. MCU replacing clips into top of magazine. 01:46:39 CU bolt, magazine during changing & showing cartridges in place. Replacing magazine & firing. 01:47:35 CU barrel showing flash suppression. Diagram showing how flash suppressor works w/ animation. 01:48:24 Disassembly or field stripping weapon shown in studio. Firing mechanism shown; stock removed. 01:49:42 Receiver group disassembled, CUs. Parts explained. Continued on R2. 1960s Military Weapons;