https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13957328Edit ImageSaveSaveEditCropCustom TextAn itinerant quack-doctor. Oil painting by an English painter, mid-19th century.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1013 x 1200 px | 300 dpiLarge JPEG 2956 x 3500 px | 300 dpiBest Quality JPEG 5960 x 7057 px | 300 dpiFree DownloadAn itinerant quack-doctor. Oil painting by an English painter, mid-19th century.More