https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13998111Edit ImageSaveSaveEditCropCustom TextCantonese mandarin official by John Thomson, 1869.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1031 x 1200 px | 300 dpiLarge JPEG 2776 x 3230 px | 300 dpiFree DownloadCantonese mandarin official by John Thomson, 1869.More