FIRST ANNUAL INSPECTION OF CLEVELAND AIRCRAFT ENGINE RESEARCH LABORATORY AERL BY ARMY AND NAVY AND INDUSTRYWalter T. Olson discusses the lab’s combustion research in an Engine Research Building test cell (10/13/1947). Image Credit: NASA Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/grc-1947-c-19768-f141aa/Copy URL to clipboard> DownloadShareImage CreditNASASize2832x1278px