Columbia subject headings:
Excavations (Archaeology)--Gulf Coast (U.S.)
Gulf Coast Region (U.S.)--Antiquities.
Indians of North America--Gulf Coast (U.S.)--Antiquities.
Harvard subject headings:
Archaeology--Arkansas.
Archaeology--Oklahoma.
Archaeology--Texas.
Arkansas--Antiquities.
Oklahoma--Antiquities
Texas--Antiquities
Princeton subject headings:
Excavations (Archaeology)--Gulf Coast Region (U.S.).
Gulf Coast Region (U.S.)--Antiquities.
Indians of North America--Gulf Coast Region (U.S.)--Antiquities.