https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13989053Edit ImageSaveSaveEditCropCustom TextJoseph, Edler von Portenschlag Ledermayer, the elder. Lithograph by F. S. Göbwart after B. von Schrötter.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 988 x 1200 px | 300 dpiLarge JPEG 2420 x 2940 px | 300 dpiFree DownloadJoseph, Edler von Portenschlag Ledermayer, the elder. Lithograph by F. S. Göbwart after B. von Schrötter.More