Books about Human-alien encounters -- Fiction (sorted by popularity)
- Fine Feathers George O. Smith 69 downloads
- The Madcap Metalloids Verne Athanas 69 downloads
- Homecoming Horde Robert Silverberg 69 downloads
- Marty the Martian Arnold Marmor 69 downloads
- Don't Panic! Robert W. Krepps 69 downloads
- Cosmic Saboteur Frank M. Robinson 69 downloads
- The Margenes Miriam Allen De Ford 69 downloads
- To Save Earth Edward W. Ludwig 68 downloads
- Anything You Can Do ... Randall Garrett 68 downloads
- The Gift Bearer Charles L. Fontenay 68 downloads
- Is That You Xeluchli? Dick Hetschel 68 downloads
- Oh Mesmerist From Mimas! Roger D. Aycock 68 downloads
- The Monster That Threatened the Universe R. R. Winterbotham 68 downloads
- Riya's Foundling Algis Budrys 68 downloads
- The Thing of Venus Wilbur S. Peacock 67 downloads
- PRoblem Alan Edward Nourse 67 downloads
- The Toy Kris Neville 67 downloads
- Master Race Richard Ashby 67 downloads
- Dawningsburgh Wallace West 67 downloads
- Uniform of a Man Dave Dryfoos 67 downloads
- Satellite of Death Randall Garrett 67 downloads
- Cultural Exchange Jesse F. Bone 67 downloads
- Atavism Erik Fennel 67 downloads
- Threlkeld's Daughter James Bell 67 downloads
- The Hand Jerry Sohl 67 downloads