Shoe repair machines (Landis and American) - USA Voorschrift, Technical Manual, 10-262 Browning Machine Guns, Caliber .30 inch, M1917A1, M1919A4, and M1919A6 - USA Voorschrift, Field Manual, 23-55 Drill regulations for machine-gun organizations, Cavalry. 1910 training regulations Cavalry : the cavalry machine-gun troop / prep. under direction of the Chief of Cavalry - United States War Department Training Regulations TR 425-75 training regulations Cavalry : the cavalry machine-gun squad / prep. under direction of the Chief of Cavalry - United States War Department Training Regulations TR 425-65 training regulations Cavalry : the cavalry machine-gun platoon / prep. under direction of the Chief of Cavalry - United States War Department Training Regulations TR 425-70 machinist - USA Voorschrift, Technical Manual, 10-445 Browning machine gun, caliber .50, M2, aircraft, fixed and flexible - USA Voorschrift, Technical Manual, 9-225 Milling machines, shapers, and planers - USA Voorschrift, Technical Manual, 1-421 Browning machine gun, caliber .50, HB, M2 ground - USA Basic Field Manual, FM 23-60 Browning machine gun caliber .30, HB, M1919A4 (mounted in combat vehicles) - USA Basic Field Manual, FM 23-50 Browning machine gun, caliber .50 HB, M2 / War Department - USA Field Manual, FM 23-65
