Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Arizona--Grand Canyon.
Excavations (Archaeology)--New Mexico
Grand Canyon National Park (Ariz.)--Antiquities.
Princeton subject headings:
Excavations (Archaeology)--Arizona--Grand Canyon.
Excavations (Archaeology)--New Mexico.
Grand Canyon National Park (Ariz.)--Antiquities.
Indians of North America--Southwest, New--Antiquities.
New Mexico--Antiquities.