Columbia subject headings:
Indians of Mexico--Antiquities.
Mayan languages--Writing.
Mayas--Antiquities.
Mexico--Antiquities.
Yaxchilán Site (Mexico)
Harvard subject headings:
Indians of Mexico--Antiquities
Mayan languages--Writing
Mayas--Antiquities
Mexico--Antiquities.
Yaxchilán Site (Mexico)
Princeton subject headings:
Inscriptions, Mayan--Usumacinta River Valley (Guatemala and Mexico).
Maya sculpture--Usumacina River Valley (Guatemala and Mexico).
Mayan languages--Usumacinta River Valley (Guatemala and Mexico)--Writing.
Usumacinta River Valley (Guatemala and Mexico)--Antiquities.
Yaxchilán Site (Mexico)