Columbia subject headings:
Foulois, Benjamin D., 1879-1967.
United States. Army. Air Corps--History.
Harvard subject headings:
Fighter planes--History
Foulois, Benjamin D., 1879-1967.
United States. Air Force. Office of Air Force History.
United States. Army. Air Corps--History.
Princeton subject headings:
Foulois, Benjamin D., 1879-1967.
United States. Army. Air Corps--History.