https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12266972Edit ImageSaveSaveEditCropCustom TextTest tubes containing bovine tubercular bacteria at Division of Pathology, United States Department of Agriculture Experimental Farm, Beltsville, Maryland. 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 889 px | 300 dpiLarge JPEG 3500 x 2594 px | 300 dpiBest Quality JPEG 8572 x 6352 px | 300 dpiTIFF 8572 x 6352 px | 300 dpi | 103.88 MBFree DownloadTest tubes containing bovine tubercular bacteria at Division of Pathology, United States Department of Agriculture Experimental Farm, Beltsville, Maryland. Sourced from the Library of Congress.More