https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13986295Edit ImageSaveSaveEditCropCustom TextMarshall Hall. Stipple engraving by J. Holl, 1839, after J. Z. Bell.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 768 x 1200 px | 300 dpiLarge JPEG 2150 x 3360 px | 300 dpiFree DownloadMarshall Hall. Stipple engraving by J. Holl, 1839, after J. Z. Bell.More