The Beasts of Tarzan
Edgar Rice Burroughs
Tarzan (3)
Tarzan the Untamed
Tarzan (7)
Tarzan the Terrible
Tarzan (8)
Tarzan and the Jewels of Opar
Tarzan (5)
The Son of Tarzan
Tarzan (4)
The Return of Tarzan
Tarzan (2)
Pirates of the Gorm
Nat Schachner
Slaves of Mercury
The Plotters
Richard S. Shaver
Daughter of the Night
Red Dwarf (1)
Loot of the Void
Edwin K. Sloat
The Space Rover
The Winged Men of Orcon
David R. Sparks
The Martian Cabal
R. F. Starzl
In the Orbit of Saturn
A Voyage to the Moon: With Some Account of the Manners and Customs, ...
George Tucker
The 4-D Doodler
Graph Waldeyer
Raiders of the Universes
Donald Wandrei
Pygmalion's Spectacles
Stanley G. Weinbaum
The Ideal
Professor Manderpootz (1)