...teenth Regiment N. Y. S. V., under the command of Colonel John McLeod Murphy, left Willet's Point, N. Y., for Washington. Two regiments, one of Alabamians and the other of Mississippians, reached Harper's Ferry, Va. , this morning, and destroyed the balance of the trestle work of the railroad bridge. They then went over to the Maryland shore, seizing all the boats they could lay their hands on, either breaking ...