DISPLAY AND COKE STOPS AT 1957 INSPECTIONExhibit in the hangar at the NACA Lewis 1957 Inspection talk on aircraft engine noise reduction Image Credit: NASA Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/grc-1957-c-46154/Copy URL to clipboard> DownloadShareImage CreditNASASize2976x1976px