https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14008043Edit ImageSaveSaveEditCropCustom TextHuman skull, seen from above. Line engraving, 1780/1800.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 727 x 1200 px | 300 dpiLarge JPEG 1181 x 1949 px | 300 dpiFree DownloadHuman skull, seen from above. Line engraving, 1780/1800.More