Columbia subject headings:
Excavations (Archaeology)--Mexico.
Excavations (Archaeology)--Peru.
Indians of Mexico--Antiquities.
Indians of South America--Peru--Antiquities.
Mexico--Antiquities.
Peru--Antiquities.
Shell beads--Production control.
Shell jewelry.
Harvard subject headings:
Princeton subject headings:
Excavations (Archaeology)--Mexico.
Excavations (Archaeology)--Peru.
Indians of Mexico--Antiquities.
Indians of South America--Peru--Antiquities.
Mexico--Antiquities.
Peru--Antiquities.
Shell beads--Production control.
Shell jewelry.