https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14015691Edit ImageSaveSaveEditCropCustom TextJohannes Albert Gesner. Line engraving after Grooth.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 882 x 1200 px | 300 dpiLarge JPEG 2362 x 3213 px | 300 dpiFree DownloadJohannes Albert Gesner. Line engraving after Grooth.More