grc-2018-c-00454_mediumDr. Marla Pérez-Davis, director of NASA’s Glenn Research Center in Cleveland.Image Credit: NASA Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/grc-2018-c-00454_medium-2/Copy URL to clipboard> DownloadShareTagsWebMod GrandfatheredImage CreditNASASize1280x854px
