https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14016040Edit ImageSaveSaveEditCropCustom TextBlackwell's Island Penitentiary, New York: prisoners are sitting at benches eating and reading as a man at the top of the room watches over them. Wood engraving after G.U. Régamay.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 877 px | 300 dpiLarge JPEG 3272 x 2392 px | 300 dpiFree DownloadBlackwell's Island Penitentiary, New York: prisoners are sitting at benches eating and reading as a man at the top of the room watches over them. Wood engraving after G.U. Régamay.More