Octavo, boards. First edition. "A computer named PHAEDRA orchestrates the bizarre happenings in this fantasy patterned after the myth of Orpheus." - Mowshowitz, p. 304. Winner of the 1967 Nebula award for best novel (tied with FLOWERS FOR ALGERNON). 1968 Hugo nominee. Anatomy of Wonder (2004) II-316. Survey of Science Fiction Literature II, pp. 703-7. A fine copy in fine dust jacket with some slight soiling to the spine panel. The uncommon Gollancz promotional wraparound band is present. A sharp copy of a scarce book. (#129293).