Boeing XB-39 Superfortress photograph

Boeing XB-39 Superfortress

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Top speed652 km/h
Manufacturers Boeing
First flight 1944
Developed from Boeing B-29 Superfortress
Number built 1
Date of Reg.
Date of Upd.
ID1876189
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About Boeing XB-39 Superfortress


The Boeing XB-39 Superfortress was a United States prototype bomber aircraft, a single example of the B-29 Superfortress converted to fly with alternative powerplants.

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