Columbia subject headings:
Harvard subject headings:
Frontier and pioneer life--West (U.S.)
Frontier and pioneer life--West (U.S.)--Historiography.
West (U.S.)--Historiography.
West (U.S.)--History.
Princeton subject headings:
Frontier and pioneer life--West (U.S.)
Frontier and pioneer life--West (U.S.)--Historiography.
West (U.S.)--Historiography.
West (U.S.)--History.