Books by Paul, Frank R. (Frank Rudolph) (sorted by popularity)
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Invaders of the Forbidden Moon
Raymond Z. Gallun
115 downloads
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Monster of the Asteroid
Ray Cummings
115 downloads
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Cosmic Castaway
Carl Jacobi
109 downloads
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Through the crater's rim
A. Hyatt Verrill
108 downloads
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The War-Nymphs of Venus
Ray Cummings
99 downloads
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The Moon Destroyers
Monroe K. Ruch
96 downloads
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Outpost on Io
Leigh Brackett
94 downloads
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Ice Planet
Carl Selwyn
72 downloads
