https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14015555Edit ImageSaveSaveEditCropCustom TextJoseph Priestley. Line engraving by W. Bromley, 1791.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 768 x 1200 px | 300 dpiLarge JPEG 2126 x 3323 px | 300 dpiFree DownloadJoseph Priestley. Line engraving by W. Bromley, 1791.More