https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/440482Edit ImageSaveSaveEditCropCustom TextL59-3896 Engineers W. N. Gardner and C.A. Brown, Jr., check operations as Trailblazer 1b is readied for Flight, June 4, 1959. Original from NASA. Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 953 x 1200 px | 300 dpiLarge JPEG 2780 x 3500 px | 300 dpiBest Quality JPEG 2944 x 3706 px | 300 dpiTIFF 2944 x 3706 px | 300 dpi | 62.46 MBFree DownloadL59-3896 Engineers W. N. Gardner and C.A. Brown, Jr., check operations as Trailblazer 1b is readied for Flight, June 4, 1959. Original from NASA. Digitally enhanced by rawpixel.More