https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13991487Edit ImageSaveSaveEditCropCustom TextA dying rat, mourned by three other rats; advertising Tord-Boyaux rat poison. Wood engraving, 18--.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 788 px | 300 dpiLarge JPEG 3400 x 2233 px | 300 dpiFree DownloadA dying rat, mourned by three other rats; advertising Tord-Boyaux rat poison. Wood engraving, 18--.More