Columbia subject headings:
Harvard subject headings:
Elizabeth Site (Ill.)
Hopewell culture--Illinois--Illinois River Valley.
Illinois River Valley (Ill.)--Antiquities.
Illinois--Antiquities.
Indians of North America--Funeral customs and rites--Illinois--Illinois River Valley.
Indians of North America--Illinois--Illinois River Valley--Antiquities.
Indians of North America--Illinois--Illinois River Valley--Funeral customs and rites.
Napoleon Hollow Site (Ill.)
Princeton subject headings:
Elizabeth Site (Ill.)
Hopewell culture--Illinois--Illinois River Valley.
Illinois River Valley (Ill.)--Antiquities.
Illinois--Antiquities.
Indians of North America--Illinois--Illinois River Valley--Antiquities.
Indians of North America--Illinois--Illinois River Valley--Mortuary customs.
Napoleon Hollow Site (Ill.)