https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12293223Edit ImageSaveSaveEditCropCustom Text[Untitled photo, possibly related to: Morenci, Arizona. AN ore train being loaded at one of the open-pit copper mines of the Phelps Dodge mining corporation]. 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 1157 x 1200 px | 300 dpiLarge JPEG 3374 x 3500 px | 300 dpiBest Quality JPEG 4935 x 5119 px | 300 dpiTIFF 4935 x 5119 px | 300 dpi | 48.18 MBFree Download[Untitled photo, possibly related to: Morenci, Arizona. AN ore train being loaded at one of the open-pit copper mines of the Phelps Dodge mining corporation]. Sourced from the Library of Congress.More