https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13981457Edit ImageSaveSaveEditCropCustom TextSaint Gregory, as pope; Rome in the background. Engraving by P. Cool after M. de Vos.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 898 x 1200 px | 300 dpiLarge JPEG 2291 x 3063 px | 300 dpiFree DownloadSaint Gregory, as pope; Rome in the background. Engraving by P. Cool after M. de Vos.More