https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12286499Edit ImageSaveSaveEditCropCustom TextCompany town of Franklin Mine, Michigan. The copper mine has just opened up after several years shut down. Sourced from the Library of Congress.View public domain image source hereMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFSmall JPEG 1200 x 921 px | 300 dpiLarge JPEG 3500 x 2686 px | 300 dpiBest Quality JPEG 13778 x 10573 px | 300 dpiTIFF 13778 x 10573 px | 300 dpi | 138.95 MBFree DownloadCompany town of Franklin Mine, Michigan. The copper mine has just opened up after several years shut down. Sourced from the Library of Congress.More