The story of the author's long trek in 1958 through the jungle of Yucatan during which he discovered many unknown Mayan ruins - pyramids, temples, oratories, and other archaeological remains - which had lain hidden for centuries under dense vegetation.  Illustrated with maps and line drawings plus sicteen b&w plates.   Hardback in original dustjacket.  306 pasges.  Inscription to front end paper, otherwise good condition.  Cat No 4059