https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13982137Edit ImageSaveSaveEditCropCustom TextThree perspectives of a skull sectioned and labelled according to an unorthodox system of phrenology. Pen drawing, 18--.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 888 px | 300 dpiLarge JPEG 3315 x 2453 px | 300 dpiFree DownloadThree perspectives of a skull sectioned and labelled according to an unorthodox system of phrenology. Pen drawing, 18--.More