one hundred cells, while the number of convicts was one hundred and fifty at that time.

The ground occupied by the prisons is about ten feet above high-water mark. The main building, in which are the cells, is four hundred and eighty feet in length, forty-four feet in width, and five stories in height. Between the outside walls and the cells there is a space of about twelve feet, open from floor to roof. A part of it is occupied by a series of

THE HUDSON.

galleries, there being u row of one hundi-ed cells to each story on both fronts, and backing each other. Between the prison and the river are the several workshops, in which various trades are carried on. In front of the prison for women is the guard-house, where arms and instructions are given out to thirty-one guardsmen every morning. Between the guard-house and the prison the Hudson Eiver Railway passes, partly through two tunnels and a deep trench. TIpon the highest points of Mount Pleasant are guard-houses, which overlook the quarries and other places of industrial operations.

SI'ATE PEISOKl

It was just at sunset when I finished my sketch of the prisons and workshops. A large portion of Tappan Bay, and the range of high hills upon its western shore, were then immersed in a thin purple mist, so frequently seen in this region on balmy afternoons in the spring and autumn. The prison bell rang as I was turning to leave the scene, and soon a troop of convicts, dressed* i^, the felon's garb, and accompanied by overseers, was marched towards the prison and taken to their cells, there to be fed and locked up for the night. Their costume consists of a short