Book of instruction for air-to-air gunnery including chapters entitled: estimation of range, estimation of deflection, range and deflection and speed tests; all with pictorial examples and illustrations and other information and exercises.
Air Ministry map of East Lincolnshire and North Norfolk, centred on The Wash. Air gunnery and air artillery ranges are marked, as are some airfields, in pen. The reverse, showing the outer cover, has, 'Delaney' hand-written in red. Cover shows this…