Columbia subject headings:
Excavations (Archaeology)--Mexico.
Excavations (Archaeology)--South America.
Indians of Mexico--Antiquities.
Indians of South America--Antiquities.
Mexico--Antiquities.
South America--Antiquities.
Harvard subject headings:
Mexico--Antiquities.
South America--Antiquities.
Princeton subject headings:
Excavations (Archaeology)--Mexico.
Excavations (Archaeology)--South America.
Indians of Mexico--Antiquities.
Indians of South America--Antiquities.
Mexico--Antiquities.
South America--Antiquities.