London: Macmillan and Co Ltd., 1966. Reprint. Hardcover. The ninth printing; the book was first published in 1950. Octavo, original tan pictorial cloth stamped in blue and brown on spine and front cover.  pp. Frontispiece, decorated title page and numerous illustrations throughout the text. A near fine copy in like dust jacket, a few small snags, price clipped. Quite a nice copy. Near Fine in Dust Jacket. Item #302420
¶ The sixth volume in the "Adventure" series.