https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12290272Edit ImageSaveSaveEditCropCustom TextPittsburgh, Pennsylvania (vicinity). Montour no. 4 mine of the Pittsburgh Coal Company. Miners waiting to go underground. 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 1186 px | 300 dpiLarge JPEG 3500 x 3459 px | 300 dpiBest Quality JPEG 4776 x 4720 px | 300 dpiTIFF 4776 x 4720 px | 300 dpi | 43.02 MBFree DownloadPittsburgh, Pennsylvania (vicinity). Montour no. 4 mine of the Pittsburgh Coal Company. Miners waiting to go underground. Sourced from the Library of Congress.More