Mysteries of the unknown :  Ancient Wisdom and Secret Sects / 
Time Life Books 
 - Alexandria,Virginia,  Time-Life Books :  1967. 
 - 175 Pages :  pbk.  26 cm. 
<br/><br/> Includes Index. 
<br/><br/><label>ISBN: </label>809463482 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography