United States Army > Army of the Potomac > 12th Corps


< to November • December 1862 • to January >

Commanded by Brigadier General John W. Geary

First Brigade Colonel Thomas H. Ruger (to 12/30)
Colonel Charles Candy
5th Ohio Infantry Regiment Major John Collins
7th Ohio Infantry Regiment Captain Frederick A. Seymour
29th Ohio Infantry Regiment Lieutenant Theron S. Winship
66th Ohio Infantry Regiment
28th Pennsylvania Infantry Regiment
147th Pennsylvania Infantry Regiment Lt. Colonel Ario Pardee, Jr.
Second Brigade Brig. Gen. Nathaniel J. Jackson (until 12/22)
Colonel H. J. Stainrook
3rd Delaware Infantry Regiment Colonel William O. Redden (res. 12/6)  to 8th Corps, Frederick, Md.
Purnell Legion (Maryland) Infantry Lt. Colonel Benjamin L. Simpson  to 8th Corps, Frederick, Md.
60th New York Infantry Regiment Lt. Colonel Charles R. Brundage
145th New York Infantry Regiment Colonel Edward L. Price
Third Brigade Brigadier General George S. Greene
78th New York Infantry Regiment
102nd New York Infantry Regiment
137th New York Infantry Regiment
149th New York Infantry Regiment
109th Pensylvania Infantry Regiment Captain George E. Seymour
111th Pensylvania Infantry Regiment Colonel George A. Cobham
Artillery
6th Maine Independent Battery Captain Freeman McGilvery
Pennsylvania Independent Battery E Captain Joseph M. Knap
Pennsylvania Independent Battery F Captain Robert B. Hampton