https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13986219Edit ImageSaveSaveEditCropCustom TextSir Arthur William Mayo Robson. Process print.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1008 x 1200 px | 300 dpiLarge JPEG 2484 x 2958 px | 300 dpiFree DownloadSir Arthur William Mayo Robson. Process print.More