Columbia subject headings:
Aztecs--Antiquities--Congresses.
Mexico City (Mexico)--Antiquities--Congresses.
Mexico--Antiquities.
Templo Mayor (Mexico City, Mexico)--Congresses.
Harvard subject headings:
Excavations (Archaeology)--Mexico--Mexico City
Indians of Mexico--Antiquities
Mexico City (Mexico)--Antiquities
Templo Mayor (Mexico City, Mexico)
Princeton subject headings: