Books about Human-alien encounters -- Fiction (sorted by popularity)
- The eternal quest Joseph Gilbert 65 downloads
- Pattern Robert H. Rohrer 65 downloads
- Firegod Algis Budrys 65 downloads
- Lunar Station Harl Vincent 65 downloads
- Special Delivery Kris Neville 65 downloads
- The Weather on Mercury Joseph Samachson 65 downloads
- The vanguard of Venus Landell Bartlett 65 downloads
- The Klygha H. B. Fyfe 65 downloads
- Today is Forever Roger D. Aycock 64 downloads
- Menace of the Mists H. L. Gold 64 downloads
- Escape Mechanism Charles E. Fritch 64 downloads
- The Last Laugh Bryce Walton 64 downloads
- A Planet for Your Thoughts James Norman 64 downloads
- The Terror Out of Space Dwight V. Swain 64 downloads
- A Zloor for Your Trouble! Mack Reynolds 64 downloads
- The Crowded Colony Jerome Bixby 63 downloads
- Cultural Exchange Jesse F. Bone 63 downloads
- The Useless Bugbreeders James Stamers 63 downloads
- Boarding party Robert F. Young 63 downloads
- Invader From Infinity George A. Whittington 63 downloads
- Definition Damon Knight 63 downloads
- The Bryd Noel M. Loomis 63 downloads
- PRoblem Alan Edward Nourse 63 downloads
- Atavism Erik Fennel 63 downloads
- The Watchers Roger D. Aycock 62 downloads