Columbia subject headings:
Harvard subject headings:
Air bases--France--Brest--History--20th century.
Germany--History, Naval--20th century.
Germany. Kriegsmarine--History--World War, 1939-1945.
Navies--Germany--History--20th century.
Princeton subject headings:
Air bases--France--Brest--History--20th century.
Germany--History, Naval--20th century.
Navies--Germany--History--20th century.