Columbia subject headings:
Harvard subject headings:
Aircraft accidents--Switzerland--History--20th century--Pictorial works.
Aircraft accidents--Switzerland--History--20th century.
Jet fighter planes--Switzerland--History--20th century.
Switzerland--History, Military--20th century.
World War, 1939-1945--Switzerland
Princeton subject headings:
Airplanes, Military--Accidents--Switzerland--History--20th century.
Airplanes, Military--Identification.
World War, 1939-1945--Aerial operations.
World War, 1939-1945--Switzerland.