The Hidden World

Authors: Richard S. Shaver, Raymond A. Palmer, Timothy Green Beckley, Ray Palmer, Gerald W. Page

Related Series: The Shaver Mystery

by multiple authors includes books The Hidden World No. 1 : The Dero! The Tero! The Battle Between Good and Evil Underground - The True Story Of The Shaver & Inner Earth Mysteries, The Hidden World No. 2: The Masked World Revealed - The True Story Of The Shaver And Inner Earth Mysteries, The Hidden World No. 3: Mandark _ Story of the Messiah As Told in the Caves, and several more. See the complete The Hidden World series book list in order, box sets or omnibus editions, and companion titles.