TM 9-1005-222-12, TECHNICAL MANUAL, OPERATOR AND ORGANIZATIONAL MAINTENANCE MANUAL, RIFLE, CALIBER .30: M1, M1C (SNIPER'S), M1D (SNIPER'S) (17 MAR 1969)
TM 9-1005-222-12, TECHNICAL MANUAL, OPERATOR AND ORGANIZATIONAL MAINTENANCE MANUAL, RIFLE, CALIBER .30: M1, M1C (SNIPER'S), M1D (SNIPER'S) (17 MAR 1969)., These instructions are for use by the operator and organizational maintenance personnel. They apply to Caliber .30 Rifles, Ml, MIC (Sniper’s) and MlD (Sniper’s).