1275A General instruments Vol. I (section 19: watches and clocks, 20: aircraft atmosphere control equipment) 1275A General instruments Vol. I (section 24: automatic switches) 1275A General instruments Vol. I (section 25: barostatic release equipment, 26: tachometers, 27: miscellaneous and tables) 1275B Navigation instruments Vol. 1 (section 1: indicators (incompl), 2: altimeters (incompl), 3: compasses (incompl), 4: drift instruments, 5: astronomical instruments, 6: plotting instruments, 7: … 1275G Aircraft Oxygen Equipment Vol. 1 (part 1: general information, 2: gaseous oxygen equipment, 3: liquid oxygen equipment) 1275G Aircraft Oxygen Equipment Vol. 6 Repair and reconditioning instructions 1275T Calibration and Test Equipment Vol. I (section 1: tachometers, 2: gyroscopic instruments, 4: thermometers and temperature operated equipment, 5: fuel system equipment, 6: oqxygen … 1287 Handbook Lynx IV aero engine 1300 Royal Air Force War Manual Part.I Operations 1355 Photographic equipment manual 1355A Leading Particulars of Photographic equipment 1355H Photographic and processing and darkroom equipment Vol.I
