3280B Standard technical training notes; Instrument trades (general) 1234D Air Navigation Vol. 4. Manual of navigation instruments (excluding radio and radar instruments) 1355H Photographic and processing and darkroom equipment Vol.I 1525N&Q Vol.V Anson C.19 & T.21, Part 1, Book 1: Master servicing schedule, 2: Safety and servicing notes, 3: Standard servicing procedures, 4: suggested servicing … 2463 Vol.I Index to signals and radar publications 3042 Standard technical training notes, Flight mechanics (engine) 3099 Standard technical training notes, Safety equipment wor-kers parachutes and associated equipments 3330 Standard technical training notes for flying clothing workers