https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13990338Edit ImageSaveSaveEditCropCustom TextThree men including M.A. Wolfe. Photograph by L.J. Bruce-Chwatt.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGSmall JPEG 1080 x 1200 px | 300 dpiLarge JPEG 2640 x 2932 px | 300 dpiFree DownloadThree men including M.A. Wolfe. Photograph by L.J. Bruce-Chwatt.More