Books about Human-alien encounters -- Fiction (sorted by popularity)
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The prince of space Jack Williamson 183 downloads
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Inside John Barth William W. Stuart 181 downloads
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We're Civilized! Mark Clifton and Alex Apostolides 180 downloads
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The Vibration Wasps Frank Belknap Long 178 downloads
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The Lonely Ones Edward W. Ludwig 178 downloads
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The Aab Edward W. Ludwig 177 downloads
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The Plotters Richard S. Shaver 175 downloads
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Diplomatic Immunity Robert Sheckley 172 downloads
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The high ones Poul Anderson 172 downloads
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Clean Break Roger D. Aycock 170 downloads
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The Tree of Life C. L. Moore 170 downloads
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Try to remember! Frank Herbert 167 downloads
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The Stranger Gordon R. Dickson 165 downloads
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Problem on Balak Roger D. Aycock 165 downloads
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Quinquepedalian Piers Anthony 164 downloads
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The Huddlers William Campbell Gault 164 downloads
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Anything You Can Do ... Randall Garrett 163 downloads
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Weapon Jesse F. Bone 161 downloads
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Cry from a Far Planet Tom Godwin 160 downloads
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The universe wreckers Edmond Hamilton 160 downloads
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The Sentimentalists Murray Leinster 160 downloads
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Student Body F. L. Wallace 159 downloads
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The leaf Robert F. Young 157 downloads
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The Invaders Murray Leinster 157 downloads
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Angel's Egg Edgar Pangborn 156 downloads