O'Kon, James A. <br/><br/>
The lost secrets of maya technology / 
James A. O'Kon. 
 - New Jersey :  New page books,  c2012. 
 - 319p.: ill. (some col.); 23cm. 
<br/><br/> Includes bibliography and index. 
<br/><br/><label>ISBN: </label>9781606132074 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maya astronomy<br/>Mayas--science<br/>Mayas--Mathematics<br/>Mayas--civilization<br/>Tehnological innovations--History--To 1500