Blackwell'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.

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Blackwell'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. Wellcome Collection. Public Domain Mark. Source: Wellcome Collection.