https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12283311Edit ImageSaveSaveEditCropCustom Text[Untitled photo, possibly related to: Machine for testing plates used in corn planter in office of hybrid seed corn plant. Conrad, 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 924 px | 300 dpiLarge JPEG 3500 x 2696 px | 300 dpiBest Quality JPEG 13828 x 10651 px | 300 dpiTIFF 13828 x 10651 px | 300 dpi | 281.15 MBFree Download[Untitled photo, possibly related to: Machine for testing plates used in corn planter in office of hybrid seed corn plant. Conrad, Iowa]. Sourced from the Library of Congress.More