268 



MAYAN CALENDAR SYSTEMS 



[ETH. ANN. 22 



unmbers i! to 12. Ilavinii' worked out his system in tabuLii- form, 

 Goodman finds that 4 Ahau S Cnndiu is the first dav of his .54tli ij;reat 



Fig. IfU. Types of the katun .'5ymbol. 



cycle, assuming, as he does, that 4 Ahan 13 Yax was the first day of 

 his .yrand era. The particular process 1)}' which he reached the con 



Fto. 16.5. Types .,f the i-yclo symbcil. 



elusion that 4 Ahau 1.3 Yax was the initial day of liis first great cycle, 

 and hence of his grand era, is not clear. The choice was apparently 



