London: Her Majesty's Stationery Office, 1955, 1960 and 1959,
Vol. 1 6th printing; Vol. 2 4th printing; Vol. 3 3rd printing. octavo, blue boards in printed dust jackets. (xii), 430; (x), (416); (x), (442)pp. Her Majesty's Stationery Office, Item #26053
Illustrated with photographs, single page and numerous folding maps. An exhaustive study. Very slight shelf wear to bindings and jackets. Jackets are not price clipped. Neat, small rubber stamped name on front paste-down and title page of each volume, of aviation book collector Bill Rhode. A very clean set.