until thoroughly hardened, before the next is applied. The parapet rises 10 feet above the rampart, and is only three feet thick. It is indented five feet down from the top in interstices six inches wide, which are three or four feet asunder. A foot above the bottom of these interstices and battlements runs a line of round holes, another two feet lower, and a third within 2 feet of the rampart. These holes are, as usual, formed with pipes of baked clay: they serve for the employment of firearms, arrows, and lances; and the interstices for the freer use of all these arms, instead of loop-holes, which cannot be inserted or cut in the clay. The towers, and the square projections in the middle, have the same parapet as the rest of the wall; and in two of the projections on opposite sides of the fort are gateways, of which the entrance is not in the front, but on one side, from whence it continues through half the mass, and then turns by a right angle into the place; and, on any
