Columbia subject headings:
Earp, Wyatt, 1848-1929.
Tombstone (Ariz.)--History.
Harvard subject headings:
Earp, Wyatt, 1848-1929.
Tombstone (Ariz.)--History.
Princeton subject headings:
Earp, Wyatt, 1848-1929.
Tombstone (Ariz.)--History.