Notes on post-war ordnance development / by Leroy Hodges ; introd. by Samuel G. Waller Instruction for heavy artillery / prepared by a board of officers, for the use of the army of the United States 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 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 Materiel instruction memorandum : Duties of the Safety Officer Materiel instruction memorandum : Instructions for Semi-Annual (6,000 Mile) Maintenance Service Materiel instruction memorandum : Maintenance of Field Artillery Materiel Materiel instruction memorandum : The Firing Battery 75mm Pack Howitzer, M-1