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