Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Michigan--Mackinac Island (Island)
Excavations (Archaeology)--Michigan--Mackinac Island.
Fort Mackinac (Mackinac Island, Mich.)
Fort Mackinac (Mackinac Island, Mich.)--Antiquities.
Mackinac Island (Mich. : Island)--Antiquities.
Michigan--Antiquities
Princeton subject headings:
Excavations (Archaeology)--Michigan--Fort Mackinac.
Fort Mackinac (Mich.)--Antiquities.