Books about Extraterrestrial beings -- Fiction (sorted by popularity)
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Common Denominator
John D. MacDonald
102 downloads
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Citadel of the Star Lords
Edmond Hamilton
102 downloads
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Operation Terror
Murray Leinster
101 downloads
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Trajectory to Taurus
Les Cole
99 downloads
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A Transmutation of Muddles
H. B. Fyfe
99 downloads
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A trace of memory
Keith Laumer
98 downloads
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On the Fourth Planet
Jesse F. Bone
96 downloads
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Fifteen Hundred Miles an Hour
Charles Dixon
95 downloads
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The Test Colony
Winston K. Marks
93 downloads
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Laboratory
Jerome Bixby
91 downloads
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The Vegans Were Curious
Winston K. Marks
90 downloads
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The guest rites
Robert Silverberg
89 downloads
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Planet of the Gods
Robert Moore Williams
89 downloads
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Peacemaker
Alan Edward Nourse
88 downloads
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Star-Crossed Lover
William W. Stuart
88 downloads
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Citizen Jell
Michael Shaara
87 downloads
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End as a Hero
Keith Laumer
86 downloads
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Extracts from the Galactick Almanack: Music Around the Universe
Laurence M. Janifer
86 downloads
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The green girl
Jack Williamson
85 downloads
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One Against the Moon
Donald A. Wollheim
84 downloads
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The Link
Alan Edward Nourse
84 downloads
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The Onslaught from Rigel
Fletcher Pratt
83 downloads
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Special Delivery
Kris Neville
83 downloads
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Growing up on Big Muddy
Charles V. De Vet
82 downloads
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The Earthman
Irving E. Cox
82 downloads
