https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14016750Edit ImageSaveSaveEditCropCustom TextRobert Stephenson. Engraving by D. J. Pound, 1860, after J. Mayall.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 796 x 1200 px | 300 dpiLarge JPEG 1134 x 1710 px | 300 dpiFree DownloadRobert Stephenson. Engraving by D. J. Pound, 1860, after J. Mayall.More