https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13956186Edit ImageSaveSaveEditCropCustom TextFranz Joseph Gall leading a discussion on phrenology with five colleagues, among his extensive collection of skulls and model heads. Coloured etching by T. Rowlandson, 1808.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 991 x 1200 px | 300 dpiLarge JPEG 2450 x 2966 px | 300 dpiFree DownloadFranz Joseph Gall leading a discussion on phrenology with five colleagues, among his extensive collection of skulls and model heads. Coloured etching by T. Rowlandson, 1808.More