https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13963291Edit ImageSaveSaveEditCropCustom TextDeath mask of Jean Conradin Heidegger, Bürgermeister of Zurich. Drawing, c. 1789.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1159 x 1200 px | 300 dpiLarge JPEG 2832 x 2933 px | 300 dpiFree DownloadDeath mask of Jean Conradin Heidegger, Bürgermeister of Zurich. Drawing, c. 1789.More