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4-Foot Supersonic Pressure Tunnel

(L-60681): This cut-away drawing of the 4-Foot Supersonic Pressure Tunnel shows its heavy steel construction, 7-row compressor, dual motors (after 1950), and flexible-wall nozzle.

 

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Credit: NASA

Image Number: L-60681

Date: Photographed on May 2, 1949

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Uploaded on August 5, 2013
Taken on May 2, 1949