Books.
Journey Beyond Tomorrow1969 / Robert Sheckley / Dell
Mindswap1967 / Robert Sheckley / Dell
Mindswap1978 / Robert Sheckley / Ace Books
Notions: Unlimited1960 / Robert Sheckley / Bantam Books
Options1975 / Robert Sheckley / Pyramid Books
The People Trap1968 / Robert Sheckley / Dell
Pilgrimage to Earth1957 / Robert Sheckley / Bantam Books
The Robot Who Looked Like Me1982 / Robert Sheckley / Bantam Books
Shards of Space1962 / Robert Sheckley / Bantam Books
The Status Civilization1968 / Robert Sheckley / Dell
Store of Infinity1960 / Robert Sheckley / Bantam Books
Untouched by Human Hands1954 / Robert Sheckley / Ballantine Books
Victim Prime1987 / Robert Sheckley / Signet / New American Library of Canada
The Wonderful World of Robert Sheckley1980 / Robert Sheckley / Sphere Books
Frankenstein1967 / Mary Shelley / Pyramid Books
Alien Island1970 / T. L. Sherred / Ballantine Books
Maxwell's Demon1977 / Martin Sherwood / New English Library
The Purple Cloud1966 / M. P. Shiel / Paperback Library
Frontera1984 / Lewis Shiner / Baen Books
Whalesong1985 / Robert Siegel / Berkley Books
Across a Billion Years1979 / Robert Silverberg / Magnum Books / Methuen Paperbacks
At Winter's End1989 / Robert Silverberg / Warner Books
The Best of Robert Silverberg1980 / Robert Silverberg / Pocket Books
The Book of Skulls1972 / Robert Silverberg / Signet / New American Library
The Cube Root of Uncertainty1971 / Robert Silverberg / Collier Books