https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12283236Edit ImageSaveSaveEditCropCustom TextErosion gully, with CCC (Civilian Conservation Corps) building a check dam. Monona County, Iowa. 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 1200 x 922 px | 300 dpiLarge JPEG 3500 x 2691 px | 300 dpiBest Quality JPEG 13784 x 10596 px | 300 dpiTIFF 13784 x 10596 px | 300 dpi | 139.31 MBFree DownloadErosion gully, with CCC (Civilian Conservation Corps) building a check dam. Monona County, Iowa. Sourced from the Library of Congress.More