https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12253344Edit ImageSaveSaveEditCropCustom Text[Untitled photo, possibly related to: Tapping the slag at a blast furnace, Pittsburgh, Pennsylvania]. 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 824 x 1200 px | 300 dpiLarge JPEG 2404 x 3500 px | 300 dpiBest Quality JPEG 2962 x 4313 px | 300 dpiTIFF 2962 x 4313 px | 300 dpi | 24.39 MBFree Download[Untitled photo, possibly related to: Tapping the slag at a blast furnace, Pittsburgh, Pennsylvania]. Sourced from the Library of Congress.More