https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13951809Edit ImageSaveSaveEditCropCustom TextWilliam Allen, portrayed as an alchemist with several furnaces, the one which he stokes is labelled "Matter o'money". Coloured etching by T. Jones, 1827.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 855 px | 300 dpiLarge JPEG 3308 x 2356 px | 300 dpiFree DownloadWilliam Allen, portrayed as an alchemist with several furnaces, the one which he stokes is labelled "Matter o'money". Coloured etching by T. Jones, 1827.More