https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13980737Edit ImageSaveSaveEditCropCustom TextWaldemar Mordecai Wolffe Haffkine. Photograph.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 850 x 1200 px | 300 dpiLarge JPEG 2480 x 3500 px | 300 dpiBest Quality JPEG 2764 x 3901 px | 300 dpiFree DownloadWaldemar Mordecai Wolffe Haffkine. Photograph.More