Materiel instruction memorandum : Sighting and laying equipment for field artillery materiel Materiel instruction memorandum : The Firing Battery 155mm Howitzer M1 Materiel instruction memorandum : Field Artillery Ammunition Instruction for heavy artillery / prepared by a board of officers, for the use of the army of the United States General, property and disbursing regulations / Signal Corps United States Army Drill and Service Regulations for Field Artillery (6-inch Howitzer) : Volume I : Parts I, II, and III 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 … Instruction for field artillery, prepared by a board of artillery officers, consisting of / WM.H.French, WM. F. Barry, H.J. Hunt, to which is added The … Notes on post-war ordnance development / by Leroy Hodges ; introd. by Samuel G. Waller Materiel instruction memorandum : The Firing Battery 105mm Howitzer M2 Materiel instruction memorandum : 75mm Pack Howitzer, M-1 Materiel instruction memorandum : Preparation of Vehicles for Deep Water Fording