Coast artillery corps : I - USA Voorschrift, Training Regulations, No. 435 Instruments : Sights, quadrants, and fuze setters, antiaircraft artillery - USA Voorschrift, Technical Regulations, No. 1310-50 Field artillery : II - USA Voorschrift, Training Regulations, No. 430 Coast artillery corps : Gunnery for antiaircraft artillery - USA Voorschrift, Training Regulations No. 435-160 Coast artillery corps : Gun drill, mobile mount, antiaircraft artillery - USA Voorschrift, Training Regulations No. 435-250 Air corps : Flying; general - USA Voorschrift, Army Regulations, No. 95-15 Air corps : Army railways communications system - USA Voorschrift, Army Regulations, No. 95-200 Air corps : Airdromes - USA Voorschrift, Army Regulations, 95-35 Operations against airborne attack guerilla action and infiltration. - USA Voorschrift Field Manual 31-15 Air cavalry combat brigade - USA Voorschrift, Field Manual, 17-47 Medium and heavy antiaircraft artillery - USA Voorschrift, Field Manual, 44-4 Antiaircraft fire control system M33 - USA Voorschrift, Field Manual, 44-33A