1st Trade paperback edition.
463 pages.
Cover by Yoshitaka Amano.
Omnibus edition of slightly revised versions of: " The Ice Schooner", (1969), "The Black Corridor", (1969), with Hilary Bailey, "The Distant Suns", (1975), with James Cawthorn and. "Flux", novelette, with Barrington J. Bayley). First published in New Worlds Science Fiction, Vol 44, No 132 July 1963. Introduction by Michael Moorcock.