317 



of three periodical series ; namely, of the thirty 

 or thirty-one days of the month, of the seven 

 days of the week, and of the ten days of the 

 decade. To dissipate entirely every doubt, that 

 may remain respecting the chronological system 

 of the Mexicans, we shall here add a table, which 

 unites the divisions of the ritual and civil calen- 

 dars, and their correspondence with the Grego- 

 rian calendar. 



