Books about Human-alien encounters -- Fiction (sorted by popularity)
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Madmen of Mars Erik Fennel 136 downloads
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Travelogue Roger D. Aycock 135 downloads
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The vanguard of Venus Landell Bartlett 135 downloads
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The Course of Logic Lester Del Rey 135 downloads
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The Thing in the Truck Stephen Marlowe 135 downloads
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Action on Azura Robertson Osborne 134 downloads
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Export Commodity Irving E. Cox 134 downloads
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The Good Neighbors Edgar Pangborn 134 downloads
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The Blue Behemoth Leigh Brackett 134 downloads
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The Inhabited Richard Wilson 134 downloads
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Monster of the Asteroid Ray Cummings 134 downloads
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Armageddon, 1970 Robert W. Krepps 133 downloads
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The universe wreckers Edmond Hamilton 133 downloads
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Beast of prey Jay Williams 132 downloads
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Rough Beast Roger D. Aycock 132 downloads
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Jimsy and the Monsters Walter J. Sheldon 132 downloads
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If You Was a Moklin Murray Leinster 132 downloads
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Master Race Richard Ashby 132 downloads
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The Giants From Outer Space Robert W. Krepps 131 downloads
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Bunzo Farewell Charles V. De Vet 131 downloads
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Come into my parlor Charles E. Fritch 131 downloads
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The Huddlers William Campbell Gault 131 downloads
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Trouble on Tycho Nelson S. Bond 131 downloads
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Woman's touch Evelyn E. Smith 131 downloads
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Farewell message David Mason 131 downloads