https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13990464Edit ImageSaveSaveEditCropCustom TextA washroom or operating room in the Physiological Laboratory either at the Institute of Experimental Medicine or at the Imperial Military Medical Academy, St Petersburg. Photograph, 1904.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 916 px | 300 dpiLarge JPEG 1553 x 1185 px | 300 dpiFree DownloadA washroom or operating room in the Physiological Laboratory either at the Institute of Experimental Medicine or at the Imperial Military Medical Academy, St Petersburg. Photograph, 1904.More