Field artillery survey - USA Voorschrift, Technical Manual, 6-200 Conduct of field artillery fire using air observation - USA Voorschrift, Technical Manual, 6-210 Field artillery trainer - USA Voorschrift, Technical Manual, 6-225 Field artillery trainer, M3 - USA Voorschrift, Technical Manual, 6-225 Field artillery individual and unit training standards - USA Voorschrift, Technical Manual, 6-605 Field music - USA Voorschrift, Technical Manual, 20-250 Band - USA War Department Field Manual, FM 12-50 Finance service in mobile field units - USA Voorschrift, Technical Manual, 14-506 Service of the piece : 8-inch gun M1 and 240-mm Howitzer M1 - USA War Department Field Manual, FM 6-95 Manual for noncommissioned officers and privates of field artillery of the army of the United States : 1917 Manual for noncommissioned officers and privates of field artillery of the army of the United States : 1917 : Dl. 2