Books about Human-alien encounters -- Fiction (sorted by popularity)
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Colossus of Chaos
Nelson S. Bond
132 downloads
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Left hand, right hand
James H. Schmitz
132 downloads
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Once a Greech
Evelyn E. Smith
132 downloads
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Hellflower
George O. Smith
132 downloads
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Message From Mars
Clifford D. Simak
131 downloads
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The Dancers
Margaret St. Clair
131 downloads
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Menace From Vega
Randall Garrett and Robert Silverberg
130 downloads
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Aide Memoire
Keith Laumer
130 downloads
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Terror Out of Space
Leigh Brackett
130 downloads
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The Double Spy
Dan T. Moore
130 downloads
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Needler
Randall Garrett
129 downloads
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Restricted Tool
Malcolm B. Morehart
129 downloads
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The Repairman
Harry Harrison
129 downloads
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The Avenger
Damon Knight
129 downloads
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Angel's Egg
Edgar Pangborn
129 downloads
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Corpus earthling
Louis Charbonneau
128 downloads
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The leaf
Robert F. Young
128 downloads
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Trouble on Tycho
Nelson S. Bond
128 downloads
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The Gravity Business
James E. Gunn
128 downloads
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Ticket to the Stars
Raymond E. Banks
128 downloads
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Planet of Sand
Murray Leinster
126 downloads
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Trajectory to Taurus
Les Cole
126 downloads
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Peril of the Blue World
Robert Abernathy
126 downloads
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The invading asteroid
Manly Wade Wellman
126 downloads
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The Invaders
Murray Leinster
125 downloads
