https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13984629Edit ImageSaveSaveEditCropCustom TextH.C. Priestley. Photograph by Elliott & Fry.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 2275 x 3163 px | 300 dpiFree DownloadH.C. Priestley. Photograph by Elliott & Fry.More