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/12303987Edit ImageSaveSaveEditCropCustom TextProduction. Copper. A closeup of a disc-type filter showing how the dried copper concentrate is broken by expansion of the filter and then discharged. This filter unit is at the Arthur plant of the Utah Copper Company. Sourced from the Library of Congress.MoreProduction. Copper. A closeup of a disc-type filter showing how the dried copper concentrate is broken by expansion of the filter and then discharged. This filter unit is at the Arthur plant of the Utah Copper 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 901 x 1200 px | 300 dpiLarge JPEG 2629 x 3500 px | 300 dpiBest Quality JPEG 7678 x 10222 px | 300 dpiTIFF 7678 x 10222 px | 300 dpi | 149.72 MBFree Download