Biblio
1964
The Stars Came Down. London: World Distributors, 1964.
A State of Mind. London: Frederick Muller, 1964.
1965
Smallcreep's Day. London: Victor Gollancz, 1965.
"Space Pioneer" In Analog Fiction--Science Fact. Vol. 76.1 - 3 ., 1965.
The Squares of the City. New York: Ballantine Books, 1965.
Starchild. New York: Ballantine Books, 1965.
"The Survivor" In Amazing Stories. Vol. 39.5 ., 1965.
1966
Saga of Lost Earths. New York: Ace Books, 1966.
1967
'Sippi. New York: Trident Press, 1967.
“The Star-Pit” In Worlds of Tomorrow. Vol. 4.3 (22) ., 1967.
“Station HR972” In Worlds of Tomorrow . Vol. 4.3 (22) ., 1967.
Stranger from the Depths. Garden City, NY: Doubleday & Co, 1967.
“Sun Push” In New Worlds SF, Edited by Merril, Judith(Josephine Juliet Grossman)(1923-1997). Vol. 50.170., 1967.
Superstoe. London: Victor Gollancz, 1967.
1968
The Santaroga Barrier. New York: Berkley Books, 1968.
Shellbreak. London: Robert Hale, 1968.
Six Gates from Limbo. London: Michael Joseph, 1968.
"Spartan Planet" In Fantastic Science Fiction--Fantasy . Vol. 17.4 - 5 ., 1968.
"A Specter Is Haunting Texas" In Galaxy Science Fiction. Vol. 26.6 - 27.2., 1968.
Stand on Zanzibar. Garden City, NY: Doubleday, 1968.
The Story of Operation Atlantis. Saugerties, NY: Atlantis Publishing Co, 1968.
"Street of Dreams, Feet of Clay" In Galaxy Science Fiction . Vol. 26.3 ., 1968.
1969
Sexmax. New York: Paperback Library, 1969.
The Shades of Time; A Science-Fiction Novella. New York: The William-Frederick Press, 1969.
Sons of Darkness, Sons of Light: A Novel of Some Probability. Boston, MA: Little, Brown, 1969.