AAHS journal Aircraft hardware and materials - USA Voorschrift, Technical Manual, 1-424 Aircraft woodwork - USA Voorschrift, Technical Manual, 1-414 Airplane inspection guide - USA Voorschrift, Technical Manual, 1-415 Air navigation tables - USA Voorschrift, Technical Manual, 1-208 Mathematics for air crew trainees - USA Voorschrift, Technical Manual, TM 1-900 Aircraft instruments - USA Voorschrift, Technical Manual, 1-413 Aircraft inducation, fuel, and oil systems - USA Voorschrift, Technical Manual, 1-407 Aircraft power plant operation - USA Voorschrift, Technical Manual, 1-408 Aerostatics - USA Voorschrift, Technical Manual, 1-325 Elementary weather for air crew trainees - USA Voorschrift, Technical Manual, 1-231 Harmonization of aircraft fixed guns and sights - USA Voorschrift, Technical Manual, 1-495