https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14000470Edit ImageSaveSaveEditCropCustom TextJohn Booker. Stipple engraving by R. Cooper after Hollar.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 871 x 1200 px | 300 dpiLarge JPEG 2339 x 3223 px | 300 dpiFree DownloadJohn Booker. Stipple engraving by R. Cooper after Hollar.More