Books about Human-alien encounters -- Fiction (sorted by popularity)
- Project Hi-Psi Frank Riley 30 downloads
- The Enormous Word William Oberfield 30 downloads
- Armageddon, 1970 Robert W. Krepps 30 downloads
- Grounded William Sambrot 30 downloads
- Feet of Clay Robert Hoskins 30 downloads
- Trajectory to Taurus Les Cole 30 downloads
- Joe Carson's Weapon James R. Adams 30 downloads
- Jimsy and the Monsters Walter J. Sheldon 29 downloads
- Prelude to Space Robert W. Haseltine 29 downloads
- Open Invitation H. B. Fyfe 29 downloads
- Con-Fen James R. Adams 29 downloads
- A Planet Named Joe Evan Hunter 29 downloads
- Bunzo Farewell Charles V. De Vet 29 downloads
- Fish Fry Arnold Marmor 29 downloads
- The Fool David Mason 29 downloads
- Day of Wrath Bjarne Kirchhoff 28 downloads
- Thunder in the void Henry Kuttner 28 downloads
- It Hayden Howard 28 downloads
- A world to die for Sam Carson 28 downloads
- Lorelei Charles V. De Vet 27 downloads
- The Poors Harry Lorayne 27 downloads
- Beach Scene Marshall King 27 downloads
- Proktols of Neptune Henry Hasse 26 downloads
- Not in the Script Arnold Marmor 25 downloads
- The Giants From Outer Space Robert W. Krepps 25 downloads