Browning machine gun, caliber .30, HB M1919A4, ground - USA Basic Field Manual, FM 23-45 75-mm gun matériel, M1897 and modifications - USA Technical Manual, TM 9-305 Browning machine gun, caliber .30, HB, M1919A4, ground - USA Basic Field Manual, FM 23-45 Small arms training : Light machine gun / War Office. Army Council. Vol. I - Engeland Voorschrift, 26/GS Pubns/142 Small arms training : Light machine gun / War Office. Army Council. Vol. I - Engeland Voorschrift, 26/GS Pubns/142 Antiaircraft artillery : service of the piece, 37-mm antiaircraft gun (case 1 firing) / prepared under the direction of the Chief of Coast Artillery - … Antiaircraft artillery : service of the piece 40-mm antiaircraft gun - USA Coast Artillery Field Manual, FM 4-141 Antiaircraft artillery : service of the piece 3-inch antiaircraft gun - USA Coast Artillery Field Manual, FM 4-125
