Books about Human-alien encounters -- Fiction (sorted by popularity)
- Come Into My Brain! Robert Silverberg 33 downloads
- Get Out of My Body! Tom W. Harris 33 downloads
- The Bryd Noel M. Loomis 33 downloads
- The Brain Sinner Alan Edward Nourse 33 downloads
- The miniature menace Frank Belknap Long 33 downloads
- Message From Mars Clifford D. Simak 33 downloads
- The Lunarian Professor and His Remarkable Revelations Concerning the Earth, the Moon and Mars James B. Alexander 33 downloads
- The Friendly Killers S. M. Tenneshaw 32 downloads
- A Matter of Taste Jr. L. J. Stecher 32 downloads
- Prison Planet Wilson Tucker 32 downloads
- The Dancers Margaret St. Clair 32 downloads
- The Toy Kris Neville 32 downloads
- Stellar Vengeance Frank Freeman 32 downloads
- The Little Pets of Arkkhan Bill Garson 32 downloads
- World in a Mirror Albert Teichner 32 downloads
- The Anglers of Arz Roger D. Aycock 32 downloads
- Treasure of Triton Charles A. Baker 31 downloads
- The Ambassadors From Venus Kendell Foster Crossen 31 downloads
- Steel Giants of Chaos James R. Adams 31 downloads
- License to Steal Louis Newman 31 downloads
- Mo-Sanshon! Bryce Walton 31 downloads
- Fine Feathers George O. Smith 30 downloads
- The Lights on Precipice Peak Stephen Tall 30 downloads
- Not Snow Nor Rain Miriam Allen De Ford 30 downloads
- Meeting at the Summit Ivar Jorgensen 30 downloads