Oxford University Press, 1991. 8vo., pp.xii,281, paperback; a very good copy indeed.

Boulder: Westview Press, 1996. 8vo., pp.viii,203, paperback; a very good, fresh copy, with light creasing/rubbing to edges of wrappers.

Naval and Military Press in association with The Imperial War Museum. Facsimile reprint, 8vo., pp.xii,358, paperback, b/w illustrations; light vertical crease to front wrapper and peeling to laminate coating of wrappers at fore-margins, else very good, and internally fine.

London: published at the Offices of ‘Country Life’ Ltd./New York: Charles Scribner’s Sons. 8vo., pp.x,235, pictorial full vellum, gilt, t.e.g., colour frontispiece, 12 b/w plates and 26 b/w illustrations, 4 folding maps to rear of volume; light toning to endpapers, foxing and toning to spine, with some further foxing and light toning to boards, overall a very good copy.

Boston: Houghton Mifflin Company, 1947. First edition, 8vo., pp.xix,425, uncut, red cloth, top edges yellow, b/w frontispiece, b/w maps; ownership autograph, dated 1953, to front paste-down endpaper, foxing to edges, remains of dust-jacket pasted down to rear blanks, a tiny crease to cloth over spine, with just slight dulling to spine, a very good copy.

London: Her Majesty’s Stationary Office, 1954. Three volume set in four parts, Vol. I Fifth impression, Vol. II third impression, Vol. III first edition, 8vo., pp.xxii,664; xvi,523; xv,423; xvi,502, green cloth with title-bands in black, lettering gilt, b/w frontispieces, b/w maps (some which are foldout), b/w plates; very light fading/rubbing to boards, else a near fine set in vg+ price-clipped dust-jackets which are slightly toned and very lightly rubbed to extremities, with very slight surface soiling, particularly to rear top left corner of jacket to Volume II. Now in protective covers.

London: P.S. King & Son Ltd, 1938. First edition, limited to 500 copies, 8vo., pp.xvi,613,(27), red cloth, gilt, b/w facsimiles of hand-drawn sketch-maps to rear of volume; foxing to prelims, light foxing to edges, some marking and light splash-marks to cloth, with foxing to spine and rubbing to extremities, overall a very good copy. No dust-jacket.

Walton on Thames: Air Research Publications, 1998. 8v., pp.245, black hardcover, gilt, b/w illustrations; a fine copy in a vg+ unclipped dust-jacket,

Cambridge, Mass: Harvard University Press, 1970. Reissue (first published 1952), 8vo., pp.xii,344,(i), red cloth, gilt; fine, in a near-fine price-clipped dust-jacket.

Cambridge: Cambridge University Press, 1994. 8vo., pp.xv,425, hardcover, gilt, b/w figures; a very good and clean copy, in a very good unclipped pictorial dust-jacket.

Mechanicsburg: Stackpole Books, 2011. 8vo., pp.viii,481, slate hardcover, gilt, b/w plates and maps; a near fine copy, in an unclipped pictorial dust jacket which has a sticker to rear, else very good indeed.

London: Peter Davies, Limited, 1930. 8vo., pp.xiv,318, red cloth lettered in black; partial sunning to cloth (mottled sunning to spine, rear board, and - slightly - to front upper and fore-margins), else very good. No dust-jacket.

Oxford University Press, 2003. 8vo., pp.xi,159, black hardcover, gilt; a fine copy, in a near-fine unclipped dust-jacket.

London/Henley: Routledge and Kegan Paul, 1969. First English edition, 8vo., pp.xvii,118, ochre hardcover, gilt, 6 b/w illustrations; slight marking to boards, a very good copy, in vg unclipped dust-jacket.