... the rebels have placed torpedoes in the Rappahannock, just above Bohler's Rocks, where this flotilla was anchored; off Fort Lowry, off Brooks's Barn, opposite the first house above Leedstown, and at Layton 's, somewhat higher up. All these are on the port hand going up. Others are said to be placed at various points in the river, from Fort Lowry to Fredericksburgh. They have also been placed in the Pi...