FLEXIBLE WALL JACKS FOR THE 10X10 FOOT WIND TUNNELThese hydraulic jacks flex the 10-By 10 Supersonic Wind Tunnel's side walls to control the velocity of the air through the test section (1956). Image Credit: NASA Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/grc-1956-c-40936/Copy URL to clipboard> DownloadShareImage CreditNASASize3000x2424px