Field Artillery. Honest John Rocket Gunnery. FM 6-40-1 The Field Artillery Rocket. Honest John with Launcher M289. FM 6-60 Field Artillery. Service of the Piece 155 mm. Gun M1918. FM 6-85 Field Artillery. Service of the Piece 240 mm. Howitzer M1918. FM 6-95 The Field Artillery Observation Battalion and Batteries. FM 6-120 Field Artillery. Target Acquisition.. FM 6-121 Artillery Sound Ranging and Flash Ranging. FM 6-122 Qualification Tests for Specialists, Field Artillery. FM 6-125 Adjustment of Artillery Fire by the Combat Soldier. FM 6-135 Field Artillery Battery. FM 6-140 Corps of Engineers. Camouflage of Antiaircraft Artillery. FM 5-20 F Training Memorandum. no. 7. Royal Artillery. (Field, Anti-tank, and Anti-Aircraft Braches). WO. 7317
