https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12284170Edit ImageSaveSaveEditCropCustom TextChecking the corn in hills. The planter drops corn at each button on the wire. Here the farmer is determining whether the rows are aligned in both ways. 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 919 x 1200 px | 300 dpiLarge JPEG 2680 x 3500 px | 300 dpiBest Quality JPEG 10420 x 13608 px | 300 dpiTIFF 10420 x 13608 px | 300 dpi | 135.25 MBFree DownloadChecking the corn in hills. The planter drops corn at each button on the wire. Here the farmer is determining whether the rows are aligned in both ways. Monona County, Iowa. Sourced from the Library of Congress.More