https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13979563Edit ImageSaveSaveEditCropCustom TextSir James Young Simpson. Photograph by J.G. Tunny.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 987 x 1200 px | 300 dpiLarge JPEG 1569 x 1908 px | 300 dpiFree DownloadSir James Young Simpson. Photograph by J.G. Tunny.More