https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13954881Edit ImageSaveSaveEditCropCustom TextAn alchemist seated at a furnace, turning away in thought. Oil painting by or after David Teniers II .Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 947 px | 300 dpiLarge JPEG 3068 x 2420 px | 300 dpiFree DownloadAn alchemist seated at a furnace, turning away in thought. Oil painting by or after David Teniers II .More