https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14018184Edit ImageSaveSaveEditCropCustom TextChristopher Clavius. Line engraving by E. de Boulonnois, 1682.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 890 x 1200 px | 300 dpiLarge JPEG 2341 x 3156 px | 300 dpiFree DownloadChristopher Clavius. Line engraving by E. de Boulonnois, 1682.More