Columbia subject headings:
Central America--Antiquities.
Mayas--Antiquities.
Mayas.
Mexico--Antiquities.
Harvard subject headings:
Central America--Antiquities.
Mayas--Antiquities
Mayas.
Mexico--Antiquities.
Princeton subject headings:
Central America--Antiquities.
Mayas--Antiquities.
Mayas.
Mexico--Antiquities.