https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13979075Edit ImageSaveSaveEditCropCustom TextJames Anderson. Line engraving by R. Scott after J. Smart.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 764 x 1200 px | 300 dpiLarge JPEG 1392 x 2186 px | 300 dpiFree DownloadJames Anderson. Line engraving by R. Scott after J. Smart.More