https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13986769Edit ImageSaveSaveEditCropCustom TextJaswant Hugh Singh. Process print, 1956.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGSmall JPEG 941 x 1200 px | 300 dpiLarge JPEG 2361 x 3011 px | 300 dpiFree DownloadJaswant Hugh Singh. Process print, 1956.More