New York: G.P. Putnam's Sons, [1963]. First edition. A fine copy in fine dust jacket with hint of rubbing to spine ends and corner tips and 6 mm closed tear at top edge of front panel. A very nice copy of a book seldom found in superior condition. (17087). Octavo, jacket illustration by Irv Doktor, cloth. Nominated for the Hugo award for best novel. [Reference: Anatomy of Wonder (1987) 3-200. Barron (ed): Fantasy Literature 4A-135. Pringle, Modern Fantasy: The Hundred Best Novels #27].