https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/441651Edit ImageSaveSaveEditCropCustom TextThe HL-10, seen here parked on the ramp at NASA's Flight Research Center in 1966. Original from NASA. Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 941 px | 300 dpiLarge JPEG 3500 x 2745 px | 300 dpiBest Quality JPEG 5100 x 4000 px | 300 dpiTIFF 5100 x 4000 px | 300 dpi | 116.76 MBFree DownloadThe HL-10, seen here parked on the ramp at NASA's Flight Research Center in 1966. Original from NASA. Digitally enhanced by rawpixel.More