received such light as it got through a grating of iron bars fashioned like a pretty large window, by means of which it could be always inspected from the gloomy staircase on which the grating gave. There was a broad strong ledge of stone to this grating where the bottom of it was let into the masonry, three or four feet above the ground. Upon it, one of the two men lolled, half sitting and half lying, with his knees drawn up, and his feet and shoulders planted against the opposite sides of the aperture. The bars were wide enough apart to admit of his thrusting his
