Columbia subject headings:
Aeronautics, Military--United States--History.
Generals--United States--Biography.
Spaatz, Carl, 1891-1974.
United States. Air Force--Biography.
Harvard subject headings:
Aeronautics, Military--United States--History
Generals--United States--Biography
Spaatz, Carl, 1891-1974.
United States. Air Force--Biography.
Princeton subject headings: