Tavistock Publications, 1971. 0422738204. 1st edn. 8vo. Original gilt lettered blue cloth, top edge red (very lightly worn at head and tail of spine - otherwise VG), dustwrapper (poor - torn and creased at edges - in protective wrapper, not price clipped). Pp. xxiv + 318, illus with diagrams (no inscriptions).
Free Press, 1991. 0029081009. 1st edn signed and inscribed by author on front free endpaper. 8vo. Original silver gilt lettered black cloth (corner of p.x turned down - otherwise VG), dustwrapper (VG, not price clipped). Pp. x + 319 (previous owner's unobtrusive annotations in margins of pp. 29 and 34).