Books about Human-alien encounters -- Fiction (sorted by popularity)
- Harwood's Vortex Robert Silverberg 35 downloads
- Special Delivery Kris Neville 35 downloads
- The Pilot and the Bushman Sylvia Jacobs 35 downloads
- Short Snorter Charles Einstein 35 downloads
- The Galactic Ghost Mack Reynolds 35 downloads
- Thunder in the void Henry Kuttner 35 downloads
- The Hitch Hikers Vernon L. McCain 35 downloads
- I'll See You in My Dreams William Campbell Gault 34 downloads
- Oh Mesmerist From Mimas! Roger D. Aycock 34 downloads
- Cosmic Tragedy Thomas S. Gardiner 34 downloads
- Vocation George O. Smith 34 downloads
- Cosmic Saboteur Frank M. Robinson 34 downloads
- Vandals of the Void Robert Wilson 34 downloads
- The Victory of Klon Wilbur S. Peacock 33 downloads
- Reign of the telepuppets Daniel F. Galouye 33 downloads
- The Fool David Mason 33 downloads
- Lesson for Today Joel Nydahl 33 downloads
- Star of Panadur Henry Hasse and Albert dePina 33 downloads
- Children of the Chronotron S. J. Byrne 33 downloads
- The Serpent River Don Wilcox 33 downloads
- Home is the Spaceman George O. Smith 33 downloads
- The Thing in the Truck Stephen Marlowe 33 downloads
- The Unwilling Professor Arthur Porges 33 downloads
- Treasure of Triton Charles A. Baker 33 downloads
- Goma's Follicles John De Courcy and Dorothy De Courcy 33 downloads