While the M1 was designed to be a combat rifle, Garand always ... and year of barrel production; Heat lot code, “m” (magnetic particle testing) and Defense Acceptance Stamp It should be ...

M1 Garand, Serial No. 3706 ... Between the wood is a March 1966 barrel stamp, which was likely due to the Department of Defense overhaul of M1 Garands beginning in 1963. The Marines saw value ...