https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12171638Edit ImageSaveSaveEditCropCustom TextCranking up motor which will supply power for the miners drilling contest, Labor Day celebration, Silverton, Colorado 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 1200 x 859 px | 300 dpiLarge JPEG 3500 x 2506 px | 300 dpiBest Quality JPEG 4295 x 3075 px | 300 dpiTIFF 4295 x 3075 px | 300 dpi | 25.19 MBFree DownloadCranking up motor which will supply power for the miners drilling contest, Labor Day celebration, Silverton, Colorado by Russell LeeMore