ordnance memoranda Report of the Board of Officers appointed by special orders no. 108, A.G.O., May 31, 1873 on Gatling guns of large caliber for flank-defense Remarks on rifle guns / E. Baker Submachine Gun Caliber .45 inch, M3 and M3A1. FM 23-41 155 mm. Gun M2 on Motor Carriage M40 and 8 Inch Howitzer M2 on Motor Carriage M43. FM 6-87 Gun 76 mm. M1A1, M1A1C and M1A2 firing, Projectile fixed, APC-T, M62 and M62A1. Projectile fixed, illum, MK 24 mod.1. Projectile fixed, illum, Mk 25 … training regulations Cavalry : the cavalry machine-gun squadron / prep. under direction of the Chief of Cavalry - United Staten War Department Training Regulations TR 425-80 training regulations Cavalry : the employment of machine guns / prep. under direction of the Chief of Cavalry - United States War Department Training Regulations TR 425-110 Gun tools : their history and identification / by James Shaffer, Lee A. Rutledge, R. Stephen Dorsey laboratory examinations of small-arms, rifling characteristics in hand guns, and notes on automatic pistols / J.H. Mathews Range table : for Q.F. 25-Pr. guns, marks I and II / War office lubricants & friction report Wear of gun barrels by copper bands / D. Tabor [and] H.W. Worner - Section of Lubricants & Bearings Serial no. A 44 Materiel instruction memorandum : The Firing Battery 155mm Gun M1