https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12305815Edit ImageSaveSaveEditCropCustom TextAAA (Agricultural Adjustment Administration) office, Grundy County, Iowa. Using the duvel divider to reduce samples of grain for analytical purposes. 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 924 x 1200 px | 300 dpiLarge JPEG 2694 x 3500 px | 300 dpiBest Quality JPEG 10586 x 13751 px | 300 dpiTIFF 10586 x 13751 px | 300 dpi | 138.85 MBFree DownloadAAA (Agricultural Adjustment Administration) office, Grundy County, Iowa. Using the duvel divider to reduce samples of grain for analytical purposes. Sourced from the Library of Congress.More