https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14019324Edit ImageSaveSaveEditCropCustom TextJohn Dalton. Line engraving by J. Stephenson, 1842.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 769 x 1200 px | 300 dpiLarge JPEG 1250 x 1950 px | 300 dpiFree DownloadJohn Dalton. Line engraving by J. Stephenson, 1842.More