Books
- The Dark Mind. 1964 == Transfinite Man
- The Wizard of Anharitte. 1973
- The Survival Game. 1976
- Manalone. 1977
- The Ion War. 1978
- [The Timewinders.] 1980
- Cageworld
- Search for the Sun!. 1982 == Cageworld
- The Lost Worlds of Cronus. 1982
- The Tyrant of Hades. 1984
- Star-Search. 1983
- Chaos
- The Patterns of Chaos. 1972
- [The Chaos Weapon.] 1977
Short works