Books about Human-alien encounters -- Fiction (sorted by popularity)
- Oh Mesmerist From Mimas! Roger D. Aycock 38 downloads
- The Unwilling Professor Arthur Porges 38 downloads
- Es Percipi Stephen Marlowe 38 downloads
- Ultimatum Roger D. Aycock 38 downloads
- Feet of Clay Robert Hoskins 38 downloads
- The Anglers of Arz Roger D. Aycock 38 downloads
- Riya's Foundling Algis Budrys 38 downloads
- Ticket to the Stars Raymond E. Banks 37 downloads
- Fine Feathers George O. Smith 37 downloads
- An Incident on Route 12 James H. Schmitz 37 downloads
- Prelude to Space Robert W. Haseltine 37 downloads
- The Friendly Killers S. M. Tenneshaw 37 downloads
- The miniature menace Frank Belknap Long 37 downloads
- The Customs Lounge Annie Proulx 37 downloads
- The Cosmic Bluff Mack Reynolds 37 downloads
- The Lunarian Professor and His Remarkable Revelations Concerning the Earth, the Moon and Mars James B. Alexander 36 downloads
- The Purple Pariah Byron Tustin 36 downloads
- Unwelcomed Visitor Joseph Samachson 36 downloads
- Lorelei Charles V. De Vet 36 downloads
- Dawningsburgh Wallace West 36 downloads
- Mind Worms Moses Schere 36 downloads
- This World is Ours! Emil Petaja 35 downloads
- Stellar Vengeance Frank Freeman 35 downloads
- Car Pool Rosel George Brown 35 downloads
- The thought-feeders R. R. Winterbotham 35 downloads