https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14007536Edit ImageSaveSaveEditCropCustom TextChina: an old man with his mule. Photograph by John Thomson, 1869.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1194 px | 300 dpiLarge JPEG 3219 x 3204 px | 300 dpiFree DownloadChina: an old man with his mule. Photograph by John Thomson, 1869.More