https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13987939Edit ImageSaveSaveEditCropCustom TextPhiladelphia International Exposition, 1876: the hospital steamboat J.K. Barnes: a model showing the interior in cross-section. Photograph, 1876.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1024 px | 300 dpiLarge JPEG 2972 x 2536 px | 300 dpiFree DownloadPhiladelphia International Exposition, 1876: the hospital steamboat J.K. Barnes: a model showing the interior in cross-section. Photograph, 1876.More