https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14011974Edit ImageSaveSaveEditCropCustom TextCharles Friedel and students at the E.C.A. Photograph by Nadar, 1898.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1020 px | 300 dpiLarge JPEG 2953 x 2509 px | 300 dpiFree DownloadCharles Friedel and students at the E.C.A. Photograph by Nadar, 1898.More