The Trouble Twisters
Poul Anderson
David Falkayn (1)
Tom Swift and His Polar-Ray Dynasphere
Jim Lawrence
Tom Swift, Jr. (25)
Star of Danger
Marion Zimmer Bradley
Darkover (12)
The Last Brunette
Algis Budrys
Behold the Stars
Kenneth Bulmer
Investigating the Bidwell Endeavors
David R. Bunch
Empress of Outer Space
A. Bertram Chandler
Empress Irene (1)
The Alternate Martians
Space Mercenaries
Empress Irene (2)
Dial "F" for Frankenstein
Arthur C. Clarke
Over Sea, Under Stone
Susan Cooper
The Dark is Rising (1)
Rogue Dragon
Avram Davidson
Kar-Chee (2)
The House the Blakeneys Built
The Ballad of Beta-2
Samuel R. Delany
The Three Stigmata of Palmer Eldritch
Philip K. Dick
Retreat Syndrome
Space Winners
Gordon R. Dickson
The Ship That Sailed the Time Stream
G. C. Edmondson
The Ship That Sailed the Time Stream (1)
The Maker of Universes
Philip José Farmer
The World of Tiers (1)
The Hunter Out of Time
Gardner F. Fox