Columbia subject headings:
America--Antiquities--Periodicals.
America--Discovery and exploration--Periodicals.
Indians of North America--Antiquities--Periodicals.
Harvard subject headings:
America--Antiquities--Periodicals.
America--Discovery and exploration--Periodicals.
Indians of North America--Antiquities--Periodicals.
Princeton subject headings:
America--Antiquities--Periodicals.
America--Discovery and exploration--Periodicals.
Indians of North America--Antiquities--Periodicals.
Periodicals.