https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13979240Edit ImageSaveSaveEditCropCustom TextAn alchemist and his assistant hoping to turn base metal into gold. Aquatint after T. Rowlandson.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 962 px | 300 dpiLarge JPEG 1540 x 1234 px | 300 dpiFree DownloadAn alchemist and his assistant hoping to turn base metal into gold. Aquatint after T. Rowlandson.More