1983 Highly illustrated. Gives much valuable information on the hollow earth, hollow earth societies, early hollow earth pioneers or "In-Earthologists".

“Well written fantasy with strong character emphasis and empathy” from the author of the sci-fi classic Escape to Witch Mountain (Kirkus Reviews). At night,

Techno and Mateo face an alien presence that has secretly taken over big business and government. The aliens run everything from underground tunnels in which th

This book is Childress' thorough examination of the early hollow earth stories of Richard Shaver, and the fascination that fringe fantasy subjects such as lost