https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13967395Edit ImageSaveSaveEditCropCustom TextThe State Penitentiary, Philadelphia: panoramic view. Coloured etching by Traverster.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 708 px | 300 dpiLarge JPEG 3448 x 2035 px | 300 dpiFree DownloadThe State Penitentiary, Philadelphia: panoramic view. Coloured etching by Traverster.More