Messerschmitt Me-262B-1A Schwalbe 110639 / 35 (cn 110639) two-seater trainer version was captured intact in Northern Germany and after WWII sent to the Armament Test Division, NAS Patuxent River for tests and evaluation. Later she was used as the template for reverse engineering newbuild machines on the the 'Me-262 Project'. In return she was restored and displayed at the National Naval Aviation Museum.photo :Alastair T. Gardiner - WorldAirImages Air Force, Patuxent River, World War Ii