Columbia subject headings:
Aeronautics--Periodicals.
Airplanes--Periodicals.
Astronautics--Periodicals.
Harvard subject headings:
Aeronautics ;--Periodicals.
Aeronautics--Periodicals
Airplanes ;--Periodicals.
Astronautics ;--Periodicals.
Astronautics--Periodicals
Princeton subject headings:
Aeronautics--Periodicals.
Airplanes--Periodicals.
Astronautics--Periodicals.
Periodicals.