https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14007976Edit ImageSaveSaveEditCropCustom TextJohn Frost. Stipple engraving by J. Thomson, 1828, after W. Derby.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 828 x 1200 px | 300 dpiLarge JPEG 2200 x 3188 px | 300 dpiFree DownloadJohn Frost. Stipple engraving by J. Thomson, 1828, after W. Derby.More