NC19903 (cn 2003) Only remaining still flyable B307. NC19903 Was PAA Clipper Flying Cloud 1940, C-75 in WW2 , Papa Doc Duvalier personal transport from 1954. On loan to Pima from NA&SM then restored at Boeing, ditched in Elliott Bay Seattle March '02, salvaged & again restored. Now at the Steven Udvar-Hazy Centre at IAD.