...ed Tom's Brook, which crosses the Valley three miles south of the town, at the foot of Round Top. (From Round Top I have stated the signal officer can see everything in the Valley for miles.) Thence Torbert hurried him back to the aid of Custer, whose rearguard had been harassed throughout the march. Sheridan, resenting the boldness of an enemy so lately routed, directed Torbert to start at daylight a...