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Murray Leinster
Preston-Hines (1)
The Fifth-Dimension Tube
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The Mad Planet
Burl (1)
The Blind Spot
Austin Hall & Homer Eon Flint
Blind Spot (1)
Across the Zodiac: The Story of a Wrecked Record
Percy Greg
The Air Trust
George Allan England
Darkness and Dawn
Darkness and Dawn (1)
The White Invaders
Ray Cummings
The Monster Men
Edgar Rice Burroughs
monster (1)
The Land That Time Forgot
Caspak (1)
At the Earth's Core
Pellucidar (1)
The People That Time Forgot
Caspak (2)
Thuvia, Maid of Mars
Barsoom (4)
The Warlord of Mars
Barsoom (3)
The Gods of Mars
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Tarzan of the Apes
Tarzan (1)
A Princess of Mars
Barsoom (1)
The Einstein See-Saw
Miles J. Breuer
The Hampdenshire Wonder
J. D. Beresford
Equality
Edward Bellamy
Julian West (2)