The Question Mark and the Growth of Aerial Refueling

October 16, 1978 – March 31, 1979

National Air and Space Museum
Independence Avenue and 6th Street, SW
Washington, DC

Between Theater Entrance and Space Hall, 1st Floor, East Wing Floor Plan

On view is a model of the Question Mark, the Fokker C-2 aircraft that set an unofficial endurance record for refueled airplane flight in January 1929 (almost 151 hours).