https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12337686Edit ImageSaveSaveEditCropCustom TextPhelps Dodge refining company, El Paso, Texas. Shearing sheets of copper. 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 1179 x 1200 px | 300 dpiLarge JPEG 3438 x 3500 px | 300 dpiBest Quality JPEG 4886 x 4974 px | 300 dpiTIFF 4886 x 4974 px | 300 dpi | 92.73 MBFree DownloadPhelps Dodge refining company, El Paso, Texas. Shearing sheets of copper. Sourced from the Library of Congress.More