https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12172150Edit ImageSaveSaveEditCropCustom Text[Untitled photo, possibly related to: Signal man at Shasta Dam, Shasta County, California. He telephones to crew at central tower and instructs them how to handle buckets of concrete, etc.] 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 837 x 1200 px | 300 dpiLarge JPEG 2440 x 3500 px | 300 dpiBest Quality JPEG 2994 x 4295 px | 300 dpiTIFF 2994 x 4295 px | 300 dpi | 24.53 MBFree Download[Untitled photo, possibly related to: Signal man at Shasta Dam, Shasta County, California. He telephones to crew at central tower and instructs them how to handle buckets of concrete, etc.] by Russell LeeMore