Columbia subject headings:
Aztec calendar.
Aztec mythology.
Aztecs--Religion.
Códice Cospi.
Harvard subject headings:
Aztec calendar.
Aztec mythology.
Aztecs--Religion
Indians of Mexico--Mexico--Puebla (State)--Calendar.
Indians of Mexico--Mexico--Puebla (State)--History--Sources.
Manuscripts, Mexican (Pre-Columbian)--Facsimiles.
Puebla (Mexico : State)--Antiquities.
Princeton subject headings:
Aztec calendar.
Aztecs--Religion.
Códice Cospi.