Junkers Ju 87 the film modifications were removed, and the aircraft returned to the original G-2 configuration. This aircraft is displayed in the Chicago Museum of Science and Industry. It was abandoned in North Africa and found by British forces in 1941. The Ju 87 was donated by the British government and sent to the USA during the war. It was fully restored in 1974 by the EAA of Wisconsin. One aircraft is being restored to airworthy condition from two wrecks, owned by Paul Allen's Flying Heritage & Combat Armor Museum (FHCAM). The project takes its identification from Ju 87 R-4 Werk Nr.
Junkers J 2 spin on 23 September 1916 in one of the J 2s, and this event, combined with the substandard climbing performance of the J 2 series of test aircraft, caused "IdFlieg" to withdraw any further governmental support (effectively ending the J 2's contract) for the Junkers firm's advanced monoplane designs until a lighter metal, such as duralumin, was selected for such designs. The first attempt to use duralumin for airframe construction by the Junkers firm was the never-completed J 3 mid-wing, rotary engine-powered, aluminum tubing fuselage single-seat monoplane design, of which only the corrugated sheet duralumin-covered wing structures and "bare" tubular