Ancient astronauts, cosmic collisions, and other popular theories about man's past / William H. Stiebing, Jr.

viii, 217 p. :, 23 cm.

CB156 .S74 1984

Civilization, Ancient -- Miscellanea., Lost continents., Civilization, Ancient -- Extraterrestrial influences.

Buffalo, N.Y. :: Prometheus Books, 1984.

Book