The Burnelli UB-14 and a developed variant named OA-1 Clyde Clipper were 1930s American prototype lifting-fuselage airliners designed by Vincent Burnelli, who was responsible for constructing the first two examples. == Design and development == Following on from his earlier designs Vincent Burnelli designed a commercial transport version using the lifting-fuselage concept.
The Burnelli UB-14 and a developed variant named OA-1 Clyde Clipper were 1930s American prototype lifting-fuselage airliners designed by Vincent Burnelli, who was responsible for constructing the first two examples. == Design and development == Following on from his earlier designs Vincent Burnelli designed a commercial transport version using the lifting-fuselage concept.
Source: Wikipedia "Burnelli UB-14" · CC BY-SA 4.0
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