https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13960668Edit ImageSaveSaveEditCropCustom TextAn écorché face showing the muscles involved in the expression of terror. Stipple engraving by H. Singleton after G.T. Stubbs after G. Stubbs, 1815.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 863 x 1200 px | 300 dpiLarge JPEG 1166 x 1622 px | 300 dpiFree DownloadAn écorché face showing the muscles involved in the expression of terror. Stipple engraving by H. Singleton after G.T. Stubbs after G. Stubbs, 1815.More