...y for like service. When Richardson swung his line up along the crest at the Piper House, Pleasonton advanced troopers and batteries, crossed the bridge at a gallop by the Fifth Regular Cavalry, Farnsworth 's brigade, Rush's brigade, two regiments of the Fifth Brigade under B. F. Davis, and the batteries of Tidball, Robertson, Hains, and Gibson. The batteries were put into action under the line of sk...