https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13986272Edit ImageSaveSaveEditCropCustom TextJohn Playfair. Stipple engraving by J. Thomson, 1819.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 848 x 1200 px | 300 dpiLarge JPEG 2250 x 3184 px | 300 dpiFree DownloadJohn Playfair. Stipple engraving by J. Thomson, 1819.More