https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14004516Edit ImageSaveSaveEditCropCustom TextAdam Walker. Stipple engraving after S. Drummond.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 712 x 1200 px | 300 dpiLarge JPEG 2077 x 3500 px | 300 dpiBest Quality JPEG 2136 x 3600 px | 300 dpiFree DownloadAdam Walker. Stipple engraving after S. Drummond.More