The Flieger-Flab-Museum (English: Swiss Air Force Museum) is located in the Canton of Zurich in Dübendorf on the grounds of the military airport. The collection was founded in 1972 by the Office for Military Airfields and dedicated to the history of Swiss military aviation and air defense. In the museum forty airplanes and helicopters are displayed, with the collection divided into distinct eras: pioneers and World War I, The 1930s, World War II and the Post-war period, the beginning of the jet age, the development of jet fighters, the Cold War and arms reduction.