https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/441680Edit ImageSaveSaveEditCropCustom TextWinglet flight research carried out on a KC-135 during 1979 and 1980 by Dryden Flight Research Center. Original from NASA . Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 948 px | 300 dpiLarge JPEG 3039 x 2400 px | 300 dpiTIFF 3039 x 2400 px | 300 dpi | 41.76 MBFree DownloadWinglet flight research carried out on a KC-135 during 1979 and 1980 by Dryden Flight Research Center. Original from NASA . Digitally enhanced by rawpixel.More