Taboo
James Branch Cabell
Undine
Friedrich De La Motte Fouque
The Disintegration Machine / The Horror of the Heights / When ...
Arthur Conan Doyle
Professor Challenger (5)
In Search of the Unknown
Robert W. Chambers
Wanted: 7 Fearless Engineers!
Nelson Tremaine
Hellhounds of the Cosmos
Clifford D. Simak
The Diamond Lens
Fitz-James O'Brien
The Runaway Skyscraper
Murray Leinster
Preston-Hines (1)
John Carter of Mars
Edgar Rice Burroughs
Barsoom (1)
Priestess of the Flame
Sewell Peaslee Wright
John Hanson (1)
Vampires of Space
The Death-Traps of FX-31
The Infra-Medians
The God in the Box
The Terror from the Depths
Out Around Rigel
Robert H. Wilson
Through the Purple Cloud
Jack Williamson
The Pygmy Planet
Salvage in Space
The Devil's Asteroid
Manly Wade Wellman