https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14014651Edit ImageSaveSaveEditCropCustom TextAn itinerant surgeon extracting stones from a man's head; symbolising the expulsion of 'folly' (insanity) Line engraving by L. van Leyden, 1524.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 785 x 1200 px | 300 dpiLarge JPEG 2289 x 3500 px | 300 dpiBest Quality JPEG 2333 x 3567 px | 300 dpiFree DownloadAn itinerant surgeon extracting stones from a man's head; symbolising the expulsion of 'folly' (insanity) Line engraving by L. van Leyden, 1524.More