https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12295525Edit ImageSaveSaveEditCropCustom TextEl Paso, Texas. Phelps-Dodge copper refining plant. 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 1178 x 1200 px | 300 dpiLarge JPEG 3437 x 3500 px | 300 dpiBest Quality JPEG 4843 x 4932 px | 300 dpiTIFF 4843 x 4932 px | 300 dpi | 45.58 MBFree DownloadEl Paso, Texas. Phelps-Dodge copper refining plant. Sourced from the Library of Congress.More