https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13998168Edit ImageSaveSaveEditCropCustom TextWilbur Augustus Sawyer. Photograph.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 813 x 1200 px | 300 dpiLarge JPEG 2220 x 3277 px | 300 dpiFree DownloadWilbur Augustus Sawyer. Photograph.More