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