Rotary Wing

by John Fay
Published by David and Charles 1976 3rd edition, 3rd impression. 194pp illustrated with b&w photos, drawings, diagrams, index, bibliography. 15x22 slightly bumped, d/j worn on corners, otherwise very good.
Fundamental description of the helicopter and it's development.

by Captain Eric Brown
Published by Granada 1981 1st edition. 177pp illustrated, index. 16x24 very good including d/j.
Development and uses of the helicopter outside it's military application.

by James W. Bradin
Published by Presidio (USA) 1994 1st edition. 253pp illustrated, index. 16x24 fine, including d/j.
The history of the US Army attack helicopter.