Thompson submachine gun, cal. .45, M 1928 A 1 - USA Basic Field Manual, FM 23-40 Instruction for heavy artillery; prepared by a board of officers, for the use of the army of the United States with service of a gun … Gun drill for Q.F. 3.7-inch Mark I Howitzer, on Marks I to IIIr carriages 1941 - Engeland Voorschrift 26/GS Publications/653 WO 7343 Gun drill for Q.F. 25-Pr., Mark II gun on carriage 25-Pr., Mark I Provisional machine-gun firing manual Drill regulations for machine-gun platoons Machine gun training Machine-gun drill regulations (provisional) 1917 / prepared and edited at the Army War College Identification list for ordnance, B.L. 5.5-inch, Mark III and ordnance, B.L. 4.5.-inch mark II on carriage, 5.5-inch or 4.5-inch gun, mark I 37mm Gun, Antitank, M3 - USA Basic Field Manual, FM 23-70 Machine gun training (supplement) Browning machine gun, caliber .50, HB, M2 ground - USA Basic Field Manual, FM 23-60
