Delivered to the USAAF as C-54A 42-72261 then to the US Navy as R5D-1 50844 in 1944. To Douglas in 1946 and converted to DC-4 conversion number 37. To Pan American as N88934 in 1947 then to Pan American Grace Airways in 1949. To the Spanish Air Force as T.4-10 in 1962. Preserved at the Museo del Aire from 1977.