report / military operational research unit Battle study : minefield clearance and casualties Antiaircraft artillery : service of the piece 37-mm antiaircraft gun - USA Coast Artillery Field Manual, FM 4-140 Examination for gunners - USA Coast Artillery Field Manual, FM 4-150 field manual Organization and tactics of tank destroyer units field manual Combat practice firing armored force units field manual Tactical employment tank destroyer unit field manual Supply, evacuation and trains, armored units ( FM 17-50 ) Antiaircraft artillery : organization and tactics - USA Coast Artillery Field Manual, FM 4-105 Antiaircraft artillery : gunnery, fire control and position finding antiaircraft automatic weapons - USA Coast Artillery Field Manual, FM 4-112 Antiaircraft artillery : formations, inspections, service and care of matériel - USA Coast Artillery Field Manual, FM 4-120 Antiaircraft artillery : gunnery, fire control, position finding and horizontal fire, case I firing. - USA Coast Artillery Field Manual, FM 4-112 Formations and inspections - USA Antiaircraft Artillery Field Manual, FM 4-120