Columbia subject headings:
Aeronautics, Military--United States--Periodicals.
Aeronautics--Periodicals.
Astronautics--Periodicals.
Harvard subject headings:
Aeronautics, Military--Periodicals
United States. Air Force--Periodicals.
Princeton subject headings:
Aeronautics, Military--Periodicals.
Periodicals.
United States. Air Force--Periodicals.