https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14001111Edit ImageSaveSaveEditCropCustom TextJohn Playfair. Stipple engraving by Holl.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1087 x 1200 px | 300 dpiLarge JPEG 2550 x 2816 px | 300 dpiFree DownloadJohn Playfair. Stipple engraving by Holl.More