Columbia subject headings:
Harvard subject headings:
Archaeology--Methodology
Illinois River Valley (Ill.)--Antiquities.
Illinois--Antiquities.
Indians of North America--Illinois--Illinois River Valley--Antiquities.
Koster Site (Ill.)
Princeton subject headings:
Archaeology--Methodology.
Illinois Valley (Ill.)--Antiquities.
Illinois--Antiquities.
Indians of North America--Illinois--Illinois Valley--Antiquities.
Koster Site (Ill.)