91st PA: 10 October 1863
Organization of the Army of the Potomac
10 October 1863
FIFTH ARMY CORPS. Maj. Gen. GEORGE SYKES.
SECOND DIVISION. Brig. Gen. ROMEYN B. AYRES.
Third Brigade. Brig. Gen. KENNER GARRARD.
140th New York, Col. George Ryan.
146th New York, Col. David T. Jenkins.
91st Pennsylvania, Col.
Edgar M. Gregory.
155th Pennsylvania, Maj. Alfred L. Pearson.