M14 demo at Fort Dix in June 1959 SPAR
A demo of the then-new M14 at Fort Dix in June 1959. Similar in size to the M1 Garand, with 29 of 116 parts interchangeable with that .30-06 semi-automatic rifle, the M14 was select-fire and had a larger, 20-round magazine. (Photo: Springfield Armory National Historic Site)