Books about Human-alien encounters -- Fiction (sorted by popularity)
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Sunfire! Edmond Hamilton 173 downloads
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Doorstep Keith Laumer 173 downloads
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Spacemen lost George O. Smith 172 downloads
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Diplomatic Immunity Robert Sheckley 172 downloads
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The Sword Frank Quattrocchi 171 downloads
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Lord of a Thousand Suns Poul Anderson 171 downloads
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It Hayden Howard 171 downloads
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Earth Alert! Kris Neville 170 downloads
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Cinderella Story Allen Kim Lang 170 downloads
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Felony James Causey 170 downloads
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Hellflower George O. Smith 170 downloads
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The overlord's thumb Robert Silverberg 169 downloads
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From outer space Robert Zacks 168 downloads
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Honeymoon in bedlam Nelson S. Bond 168 downloads
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Collector's Item Evelyn E. Smith 168 downloads
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The Third Little Green Man Damon Knight 168 downloads
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Operation Terror Murray Leinster 167 downloads
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Message From Mars Clifford D. Simak 167 downloads
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Avoidance Situation James V. McConnell 167 downloads
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The Very Secret Agent Mari Wolf 166 downloads
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The Revolt of the Star Men Raymond Z. Gallun 166 downloads
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The Weirdest World R. A. Lafferty 166 downloads
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Uniform of a Man Dave Dryfoos 165 downloads
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White spot Murray Leinster 165 downloads
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Never Trust a Thief! Robert Silverberg 165 downloads