Space History Photo: XV-8A Fleep Prototype

space history, NASA, flexible wind aircraft
An image of a flexible wing aircraft prototype known as a Fleep.
(Image: © NASA.)

In this historical photo from the U.S. space agency, a full scale of XV-8A Fleep prototype, a flexible wing aircraft built by Ryan, was flown in the Full Scale Tunnel.

Each weekday, SPACE.com looks back at the history of spaceflight through photos (archive).

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