Make it Yours.Remix, add effects & personalize with your own textCustomizeOr start from these designshttps://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12302924Edit ImageSaveSaveEditCropCustom TextProduction. Copper (refining). Sheets of copper produced by electrolysis at a large refining operation. These will be melted and cast into ingots. Large amounts of copper are produced for the war effort at the El Paso, Texas plant of Phelps-Dodge Refining Company. Sourced from the Library of Congress.MoreProduction. Copper (refining). Sheets of copper produced by electrolysis at a large refining operation. These will be melted and cast into ingots. Large amounts of copper are produced for the war effort at the El Paso, Texas plant of Phelps-Dodge Refining Company. 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 1137 x 1200 px | 300 dpiLarge JPEG 3318 x 3500 px | 300 dpiBest Quality JPEG 4872 x 5140 px | 300 dpiTIFF 4872 x 5140 px | 300 dpi | 47.79 MBFree Download