London, Gollancz, 1968. First Edition. First Impression. Hardback. Very good condition. First hardback edition, preceded by the 1967 ACE PBO. A nice copy. Winner of the Nebula award, and a highlight of science fiction. An uncommon book, Note: the jacket is supplied, likely from a library copy as indicated by the label removed from the lower spine. Bookplate to front pastedown. Chip to lower spine tip at the jacket. Publisher's decimal price sticker. [8772, Hyraxia Books].