https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13971787Edit ImageSaveSaveEditCropCustom TextJohann Caspar Spurzheim. Mezzotint by J. Egan, 1838, after W. Yellowlees.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 996 x 1200 px | 300 dpiLarge JPEG 1242 x 1496 px | 300 dpiFree DownloadJohann Caspar Spurzheim. Mezzotint by J. Egan, 1838, after W. Yellowlees.More