https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14021185Edit ImageSaveSaveEditCropCustom TextJames Gregory. Stipple engraving.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 983 x 1200 px | 300 dpiLarge JPEG 2640 x 3222 px | 300 dpiFree DownloadJames Gregory. Stipple engraving.More