https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14013500Edit ImageSaveSaveEditCropCustom TextGeorg Christoph Petri von Hartenfels. Line engraving by P. Kilian after J. Beischlag.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 861 x 1200 px | 300 dpiLarge JPEG 2424 x 3378 px | 300 dpiFree DownloadGeorg Christoph Petri von Hartenfels. Line engraving by P. Kilian after J. Beischlag.More