https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14012937Edit ImageSaveSaveEditCropCustom TextTheodor Velius. Line engraving by T. Matham.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 899 x 1200 px | 300 dpiLarge JPEG 2558 x 3416 px | 300 dpiFree DownloadTheodor Velius. Line engraving by T. Matham.More