https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13984213Edit ImageSaveSaveEditCropCustom TextA type of cod. Etching.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 922 px | 300 dpiLarge JPEG 3024 x 2324 px | 300 dpiFree DownloadA type of cod. Etching.More