Blackwell's Island. Prisoners Breaking Stone.
Blackwell's Island. Prisoners breaking stone.
Blackwell's Island. The Lock-step Penitentiary.
Blackwell's Island. The penitentiary.
Blackwell's Island. Interior of Penetentiary, dark cells in foreground.
Blackwell's Island, Cell in Penitentiary.
Blackwell's Island, The Female Almshouse.
Blackwell's Island. Workhouse.
Blackwell's Island. View down the main walk from superintendent's cottage.
