The prison grounds contain one hundred and thirty acres, and the wharf is approachable by vessels drawing twelve feet of water. The prison keeper's house, work-shops, (fee, are built of rough dressed stone. The prison for the males is 480 feet in length from north to south, and 44 in width, fronting towards the west or Hudson river. This building is five stories high, containing a line of 100 cells in each story on the west side, and as many more on the east side, making 1000 cells in all. The western yard is enclosed by two buildings, forty feet wide, and two stories high, which are occupied as the kitchen, hospital, chapel, work-shops, store houses, (fee, and extend from the prison westerly, to the edge of the waier. The south wing adjoins the prison, but communicates with it only through the hospital. The north wing connects with the prison by a wall twenty feet in height running north and south ten feet, enclosing together an area of 494 feel by 412, In the centre of the west yard is a range of shops 40 feet wide, fronting on the Hudson, and running parallel with the prison 276 feet, with wings extending easterly towards the prison 140

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feet, which are occupied as stone shops. The gnard-hoiise is on the bank or height on the east side of the prison, about one hundred and seventy feet above the level of tlie yard, commanding a perfect view of the east yard and most of the west. Within the last few years an additional building has been erected on the heights east of the main prison, for the purpose of a female prison exclusively, which is capable of containing about seventy-two female convicts, one in each cell, and in which that number is now confined.