Authors Mentioned in Topic

Irwin Hood Hoover (other topics)
Henry F. Pringle (other topics)
Geoffrey Gray (other topics)
B. Ann Slate (other topics)
Erich von Däniken (other topics)
Robert Cowley (other topics)
Mike Resnick (other topics)
Harry Turtledove (other topics)
Christopher Hardaker (other topics)
Edgar Evans Cayce (other topics)
James Gleick (other topics)
Michael A. Cremo (other topics)
Robert A. Heinlein (other topics)
David Mitchell (other topics)
Robert A. Clark (other topics)
Mari Sandoz (other topics)
Sam Morton (other topics)
Daniel Loxton (other topics)
John A. Keel (other topics)
Donnie Sergent Jr. (other topics)
Roger Lancelyn Green (other topics)