https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13988039Edit ImageSaveSaveEditCropCustom TextEdoardo Calvo. Stipple engraving by P. Palmieri, filius, after G. Pécheux.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 830 x 1200 px | 300 dpiLarge JPEG 2356 x 3407 px | 300 dpiFree DownloadEdoardo Calvo. Stipple engraving by P. Palmieri, filius, after G. Pécheux.More