https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14006258Edit ImageSaveSaveEditCropCustom TextUniversity College, Oxford: the library. Line engraving by J.H. Le Keux, 1861, after himself.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 891 px | 300 dpiLarge JPEG 3212 x 2384 px | 300 dpiFree DownloadUniversity College, Oxford: the library. Line engraving by J.H. Le Keux, 1861, after himself.More