Columbia subject headings:
Central America--Antiquities.
Indians of Central America--Antiquities.
Mayas--Antiquities.
Harvard subject headings:
Central America--Antiquities.
Copán Site (Honduras).
Indians of Central America--Antiquities
Mayas--Antiquities
Quiriguá Site (Guatemala)
Tikal Site (Guatemala).
Princeton subject headings:
Central America--Antiquities.
Indians of Central America--Antiquities.
Mayas--Antiquities.