https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/441458Edit ImageSaveSaveEditCropCustom TextCollection of NASA's research aircraft on the ramp at the Dryden Flight Research Center: X-31, F-15 ACTIVE, SR-71, F-106, F-16XL Ship #2, X-38, Radio Controlled Mothership and X-36, 07/16/1997. Original from NASA. Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 963 px | 300 dpiLarge JPEG 3039 x 2439 px | 300 dpiTIFF 3039 x 2439 px | 300 dpi | 42.45 MBFree DownloadCollection of NASA's research aircraft on the ramp at the Dryden Flight Research Center: X-31, F-15 ACTIVE, SR-71, F-106, F-16XL Ship #2, X-38, Radio Controlled Mothership and X-36, 07/16/1997. Original from NASA. Digitally enhanced by rawpixel.More