https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12256085Edit ImageSaveSaveEditCropCustom TextCoal slack pile near Omar, West Virginia. 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 835 px | 300 dpiLarge JPEG 3500 x 2435 px | 300 dpiBest Quality JPEG 4333 x 3015 px | 300 dpiTIFF 4333 x 3015 px | 300 dpi | 24.92 MBFree DownloadCoal slack pile near Omar, West Virginia. Sourced from the Library of Congress.More