https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13968295Edit ImageSaveSaveEditCropCustom TextThree perspectives of a skull, sectioned and numbered according to Gall's system of phrenology. Etching by Mutlow.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 759 x 1200 px | 300 dpiLarge JPEG 2213 x 3500 px | 300 dpiBest Quality JPEG 2289 x 3621 px | 300 dpiFree DownloadThree perspectives of a skull, sectioned and numbered according to Gall's system of phrenology. Etching by Mutlow.More