https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14003458Edit ImageSaveSaveEditCropCustom TextLeland Ossian Howard. Process print, 1911.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 849 px | 300 dpiLarge JPEG 3188 x 2256 px | 300 dpiFree DownloadLeland Ossian Howard. Process print, 1911.More