Columbia subject headings:
Apache Indians--Wars, 1883-1886.
Apache Indians.
Frontier and pioneer life--Arizona.
Horn, Tom, 1860-1903.
Harvard subject headings:
Apache Indians
Apache Indians--Wars, 1883-1886
Crook, George, 1829-1890.
Free, Mickey, 1847-1914.
Frontier and pioneer life--Arizona
Geronimo, 1829-1909
Horn, Tom, 1860-1903--Correspondence.
Horn, Tom, 1860-1903.
Scouts (Reconnaissance)--West (U.S.)--Biography
Sieber, Al.
Princeton subject headings:
Apache Indians--Wars, 1883-1886.
Apache Indians.
Frontier and pioneer life--Arizona.
Horn, Tom, 1860-1903.