https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13992084Edit ImageSaveSaveEditCropCustom TextHenrich Steffens. Lithograph by F. Jentzen, 1828, after F. Krüger.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 836 x 1200 px | 300 dpiLarge JPEG 2439 x 3500 px | 300 dpiBest Quality JPEG 2584 x 3708 px | 300 dpiFree DownloadHenrich Steffens. Lithograph by F. Jentzen, 1828, after F. Krüger.More