https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12173206Edit ImageSaveSaveEditCropCustom TextOperating viberators which spread concrete, Shasta Dam, Shasta County, California by Russell LeeView public domain image source hereMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFSmall JPEG 850 x 1200 px | 300 dpiLarge JPEG 2479 x 3500 px | 300 dpiBest Quality JPEG 3073 x 4339 px | 300 dpiTIFF 3073 x 4339 px | 300 dpi | 25.43 MBFree DownloadOperating viberators which spread concrete, Shasta Dam, Shasta County, California by Russell LeeMore