https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13996751Edit ImageSaveSaveEditCropCustom TextThe ages of man represented as a step scheme. Reproduction of an engraving by C. Bertelli.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1006 px | 300 dpiLarge JPEG 3092 x 2592 px | 300 dpiFree DownloadThe ages of man represented as a step scheme. Reproduction of an engraving by C. Bertelli.More