american forces in action series St.-Lô (7 July - 19 July 1944) / U.S. War Department Historical Division american forces in action Fifth army at the winter line : (15 november 1943-15 january 1944) / U.S. War Department. Historical division Service of the piece : 155-mm gun M 1 - USA Field Artillery Field Manual, FM 6-90 Wedemeyer reports! / General Albert C. Wedemeyer united states army in world war ii procurement and training of ground combat troops / Robert Roswell Palmer, Bell I. Wiley and William R. Keast american forces in action Salerno : American operations from the beaches to the Volturno : (9 September-6 October 1943) / Historical Division, War Department ; [with a forew. by … Field service regulations : operations - USA Field Manual, FM 100-5 Service of the piece 105-mm Howitzer, M 2, truck-drawn - USA Field Artillery Field Manual, FM 6-75 Field artillery : tactics and technique of division artillery and higher artillery echelons - USA War Department Field Manual, FM 6-100 Tactics instruction memorandum : Local security and defense of field artillery Materiel instruction memorandum : Maintenance of Field Artillery Materiel Gunnery instruction memorandum : Survey plans and procedures in the field artillery battalion and regiment