https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14007467Edit ImageSaveSaveEditCropCustom TextFrederick Belding Power. Photograph by Keeler's Photograph Gallery.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 717 x 1200 px | 300 dpiLarge JPEG 2053 x 3436 px | 300 dpiFree DownloadFrederick Belding Power. Photograph by Keeler's Photograph Gallery.More