https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13960480Edit ImageSaveSaveEditCropCustom TextA quack doctor offering a gouty John Bull some medicine while conventional doctors are turned away; referring to British politics. Coloured lithograph attributed to J. Doyle.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 912 px | 300 dpiLarge JPEG 1634 x 1242 px | 300 dpiFree DownloadA quack doctor offering a gouty John Bull some medicine while conventional doctors are turned away; referring to British politics. Coloured lithograph attributed to J. Doyle.More