https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12272280Edit ImageSaveSaveEditCropCustom TextBullion furnace. Pony, Montana. 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 916 x 1200 px | 300 dpiLarge JPEG 2670 x 3500 px | 300 dpiBest Quality JPEG 10492 x 13751 px | 300 dpiTIFF 10492 x 13751 px | 300 dpi | 137.71 MBFree DownloadBullion furnace. Pony, Montana. Sourced from the Library of Congress.More