Quartermaster service in theater of operations - USA Field Manual, FM 10-10 Field Artillery : Tactical Employment - USA Field Manual, FM 6-20 Finance department : general provisions - United States War Department, Army Regulations 35-5 Thompson submachine gun caliber .45, M1928A1 - USA Basic Field Manual, FM 23-40 Data book of wheeled and tracked vehicles / [War Office] 37mm Gun, Antitank, M3 - USA Basic Field Manual, FM 23-70 Chemical Laboratory Company - USA Chemical Warfare Service Field Manual, FM 3-25 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 Browning machine gun, caliber .30, HB M1919A4, ground - USA Basic Field Manual, FM 23-45 Browning machine gun, caliber .30, HB, M1919A4, ground - USA Basic Field Manual, FM 23-45