8vo, pp. 152. Original orange boards, lettered in black to spine. Illustrated dustwrapper. Small white stain to front board, text block a little age-toned, but a very good copy in a very good dustwrapper, rear (white) panel a little dusty, some even fading, and light chipping to top edge and head of spine.
First UK edition, SIGNED BY THE AUTHOR TO HALF-TITLE. First published in the US in 1950.