“All the King's Men” New Worlds Mar 1965
“The Bees of Knowledge ” New Worlds 8, 1975
“The Big Sound” Science-Fantasy #51 1962
“The Cabinet of Oliver Naylor ” New Worlds 10, 1976
Collision with Chronos novel Allison & Busby, 1977
“A Crab Must Try ” short fiction Interzone #103 Jan 1996
“The Death of Arlett ” short fiction Interzone #32 Nov/Dec 1989
“Death Ship ” Zenith, 1989
“Double Time ” New Worlds Jul 1962
“The Exploration of Space ” New Worlds Quarterly 4, 1972
The Fall of Chronopolis novel DAW, 1974
“The Four-Color Problem ” New Worlds Quarterly 2, 1971
The Garments of Caean novel Doubleday, 1976
“Gnostic Endings ” short fiction Interzone #85 Jul 1994
The Grand Wheel novel DAW, 1977
The Great Hydration novel Wildside, 2005
The Knights of the Limits collection Allison & Busby , 1978
“Life Trap ” Ludd's Mill #15 1979
“Mutation Planet ” Frontiers 1: Tomorrow's Alternatives, 1973
“The Radius Riders” Science Fiction Adventures (UK) #27 1962
“The Seed of Evil ” New Writings in SF. 23, 1973
“The Ship of Disaster ” New Worlds Jun 1965
The Sinners of Erspia novel Wildside, 2002
Soul of the Robot novel Doubleday, 1974
“Sporting with the Chid ” The Seed of Evil, 1979
Star Winds novel DAW, 1978
“Tommy Atkins ” short fiction Interzone #27 Jan/Feb 1989
“The Worms of Hess ” short fiction Interzone #160 Oct 2000
The Zen Gun novel DAW, 1983