Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Illinois--Shawnee National Forest.
Illinois--Antiquities.
Indians of North America--Illinois--Antiquities.
Shawnee National Forest (Ill.)--Antiquities.
Princeton subject headings:
Archaeological surveying--Illinois--Shawnee National Forest.
Hardin County (Ill.)--Antiquities.
Mines and mineral resources--Illinois--Shawnee National Forest.
Pope County (Ill.)--Antiquities.