https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12290595Edit ImageSaveSaveEditCropCustom TextChicago, Illinois. In the yardmaster's office at the south classification yard at an Illinois Central Railroad yard. 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 1018 x 1200 px | 300 dpiLarge JPEG 2969 x 3500 px | 300 dpiBest Quality JPEG 4834 x 5698 px | 300 dpiTIFF 4834 x 5698 px | 300 dpi | 52.56 MBFree DownloadChicago, Illinois. In the yardmaster's office at the south classification yard at an Illinois Central Railroad yard. Sourced from the Library of Congress.More