Ordnance Maintenance : Gun Data Computer M1 - USA Voorschrift, Technical Manual, 9-1646 20-MM automatic gun M1 and 20-MM aircraft automatic gun AN-M2 : ordnance maintenance - USA Voorschrift, Technical Manual, 9-1227 Civil war carbines from service to sentiment / A.F. Lustyik Guns illustrated 1985 / ed. by Harold A. Murtz ; Gun Digest Service of the piece : 8-inch gun M1 and 240-mm Howitzer M1 - USA War Department Field Manual, FM 6-95 Shell for British 75-mm. guns / by Laurence E. Blood Thompson submachine gun, cal. .45, M 1928 A 1 - USA Basic Field Manual, FM 23-40 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 Materiel instruction memorandum : The Firing Battery 155mm Gun M1