India, May 17 -- The extent of the city appears, from the old embankments, (which enclosed it on every side) to have been ten miles long, and from one to one and a half broad. The banks (some of which are faced with bricks) were sufficiently capable of guarding it from floods, during the height of the rivers, when the adjacent country was inundated; as well as a good defence to the place, being mounds of earth from thirty to forty feet in height, and one hundred and thirty to two hundred feet in breadth at the base, with broad ditches on their outside.

On the eastern extremity there are two embankments, two hundred feet broad, running parallel to each other, at five hundred and eighty feet asunder; probably for greater security against a...