Sphere paperback, reprint, February 1974. "The 'astronauts' of ancient Japan, Mexico and the Sahara...the mysterious Gre...

Sphere paperback, 1977. Cover artist uncredited. "From pre-history Flying Saucers in one guise or another have been seen in our ...

Sphere paperback, 1975. Cover painting by Tony Roberts. "Now - more than any other time in his history - man has the ability to ...

Sphere paperback, 1974. Cover artist uncredited. "In his new book the author of We Are Not The First and Atlantis turns his atte...

Sphere paperback, 1972. Cover artist uncredited. "The development of modern science during the course of the past 400 years is m...

Panther SF paperback, 1977. Cover illustration by David Bergen. "When an atomic explosion destroys a huge expedition ship, Tansi...

Coronet SF paperback, 1973. Cover by Chris Foss. "He was a man - but they changed him into a guinea pig.   The world is dying....

Mentor paperback, 1978. Cover artwork by Paul Stinson. "Robert A. Heinlein, Isaac Asimov, Ray Bradbury, Fritz Leiber, Arthur C....

Grafton paperback, 1987. Cover illustration by Tim White. "WHO - NOT TO SAY WHEN, WHERE, HOW OR WHY - IS JERRY CORNELIUS?   We...

Arrow paperback, 1984. Cover painting by Peter Elson.

Ballantine paperback, 1975. Cover art by Darrell Sweet. "THE UNIVERSE OF CORDWAINER SMITH   A thousand planets acknowledged on...

The Best Of Omni Science Fiction, No. 1, 1980. Painting by Pierre Lacombe. "A nonpareil anthology of stories and pictorials. Ten ...

Penguin SF paperback, 1974 reprint. Cover illustration by David Pelham. "'It's lucky for the world i'm willing to s...

Pan SF paperback, 10th printing, 1976. Cover painting by Dean Ellis (thanks: Mark). "The setting is the Moon in the 21st centur...

Orbit paperback, 1977. Cover artist uncredited. Possibly Paul Lehr? "A saboteur's bomb ripped through the hull of the seemi...