https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13986644Edit ImageSaveSaveEditCropCustom TextBowman C. Crowell. Photograph by Gilbert Bacon .Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 877 x 1200 px | 300 dpiLarge JPEG 2319 x 3173 px | 300 dpiFree DownloadBowman C. Crowell. Photograph by Gilbert Bacon .More