Thorough initial survey of the variety of pyramids and other structures, their distribution and frequency across the large Calakmul Mayan city complex deep in the Mexican jungle near the Guatemala and Belize borders.  Includes maps, site plans and line drawings plus a fold-out plan of the entire central area of the Calakmul complex.  Paperback.  130 pages.  Text in Spanish.  Good condition.   Scarce.  Cat No n53