Browning Machine Gun, Caliber .30 inch, HB, M1919A4, Ground. FM 23-45 Browning Machine Gun Caliber.30 inch, HB. M1919A4. Mounted in Combat Vehicles. FM 23-50 - USA Basic Field Manual, FM 23-50 Browning Machine Guns, Caliber .30 inch, M1917A1, M1919A4, and M1919A6 - USA Voorschrift, Field Manual, 23-55 Browning machine Gun, Caliber.50 inch. HB. M2. FM 23-65 37 mm. Gun Antitank M3. FM 23-70 75 mm. Tank Gun M2. (Mounted in Medium Tank M3). - USA Voorschrift Field Manual 23-95 Coast Artillery. Service of the Piece 155 mm. Gun M1. FM 4-24 Service on the Piece 90 mm AA Gun M2 Series. FM 44-27 Service of the Piece Multiple Gun Motor Carriages M15 and M15A1. FM 44-59 Field Artillery. Service of the Piece 155 mm. Gun M1918. FM 6-85 155 mm. Gun M53 Self-Propelled and 8 Inch Howitzer M55 Self-Propelled. FM 6-93 280 mm. Gun T131 on Carriage T72. FM 6-96
