Airplane inspection guide - USA Voorschrift, Technical Manual, 1-415 Visual aircraft recognition / Headquarters, Department of the Army - USA Field Manual, FM 44-30 Military intelligence : identification of U.S. government aircraft - USA Voorschrift, Basic Field Manual, 30-30 Military Intelligence : identification of Japanese aircraft Aircraft engines - USA Voorschrift, Technical Manual, 1-405 Advanced glider training - USA Voorschrift, Technical Manual, 1-815 Aircraft engines - USA Voorschrift, Technical Manual, 1-405 Army Air Operations Pamphlet. no.4 (chapter 3), supplement no.2, Carriage of Vehicles by Air. Section 1, Lorries, 3 ton, 3x4, General, in Dakota Aircraft. WO … Supplement no.4 to Army/Air Operations Pamphlet no.4. (Chapter 3). Carriage of Engineer. Equipment by Air. Section 4. Roller, Sheepsfoot, Allen, Single Drum with detachable feet … Supplement no.3 to Army/Air Operations Pamphlet no.4. (Chapter 3). Carriage of Artillery. Equipment bij Air. Section 6, Q.F. 17 Ponder, Mark 1 Gun on Carriage … Supplement no.3 to Army/Air Operations Pamphlet no.4. (chapter 3). Carriage of Artillery. Equipment by air. Section 3, Q.F. 3.7 Howitzer, Mark 1 on carriages 3-7 … Supplement no.3 to Army/Air Operations Pamphlet. no.4. (Chapter 3) Carriage of Artillery. Equipment by Air. Section 5, Pack Howitzer M1A1 on carriage, M8 in Dakota …