https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14006454Edit ImageSaveSaveEditCropCustom TextJohann Jacob Ferber. Line engraving by J.S.L. Halle after Hinecke.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 750 x 1200 px | 300 dpiLarge JPEG 2100 x 3362 px | 300 dpiFree DownloadJohann Jacob Ferber. Line engraving by J.S.L. Halle after Hinecke.More