Books about Human-alien encounters -- Fiction (sorted by popularity)
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The Aab Edward W. Ludwig 175 downloads
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Once a Greech Evelyn E. Smith 175 downloads
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The high ones Poul Anderson 174 downloads
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License to Steal Louis Newman 173 downloads
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The Catspaw George O. Smith 170 downloads
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Come Into My Brain! Robert Silverberg 170 downloads
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Earthmen Die Hard! Richard O. Lewis 169 downloads
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The Mercurian Frank Belknap Long 169 downloads
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Angel's Egg Edgar Pangborn 169 downloads
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The Tree of Life C. L. Moore 167 downloads
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The Venus Trap Evelyn E. Smith 164 downloads
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Meteor-Men of Mars Harry Cord and Otis Adelbert Kline 164 downloads
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The Lunarian Professor and His Remarkable Revelations Concerning the Earth, the Moon and Mars James B. Alexander 164 downloads
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The Fool David Mason 161 downloads
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End as a Hero Keith Laumer 160 downloads
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An eye for the ladies Stephen Marlowe 159 downloads
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Der rote Stern: Ein utopischer Roman (German) A. Bogdanov 159 downloads
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Doorstep Keith Laumer 158 downloads
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Biddy and the silver man Harlan Ellison 157 downloads
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The God-Plllnk Jerome Bixby 157 downloads
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The Hand Jerry Sohl 156 downloads
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Strange Exodus Robert Abernathy 155 downloads
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The Sweeper of Loray Robert Sheckley 154 downloads
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The Madman From Earth Keith Laumer 153 downloads
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Message From Mars Clifford D. Simak 153 downloads