https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13974459Edit ImageSaveSaveEditCropCustom TextFranz Joseph Gall. Stipple engraving by J.D. Laurens after C.H. Rahl.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 740 x 1200 px | 300 dpiLarge JPEG 1493 x 2420 px | 300 dpiFree DownloadFranz Joseph Gall. Stipple engraving by J.D. Laurens after C.H. Rahl.More