Commanding Officers on the Antietam Campaign:
Col. Thomas F. Gallagher
LCol. Robert Anderson
This Brigade's Chain of Command:
Army - Army of the Potomac
Corps - First Army Corps
Division - 3rd Division, 1st Corps
Units which make up this Brigade:
10th Pennsylvania Reserves
11th Pennsylvania Reserves
12th Pennsylvania Reserves
9th Pennsylvania Reserves
Maps Showing this Unit
Detail Map #1: Hookers First Corps Sweeps Down the Hagerstown Pike (5-7 am)
Detail Map #2: Hood's Division Retakes Miller's Cornfield (7-8 am)
Detail Map #3: Mansfield's Twelfth Corps Attacks into Miller's Cornfield (7-9 am)
Battlefield Tablets for this Unit
Tablet #1: First Army Corps - 16 Sep, 2 PM to 16 Sep, 6 PM
Tablet #15: Meade's Division, First Army Corps - 16 Sep, 2 PM to 16 Sep, 8 PM
Tablet #120: Army of the Potomac - 17 Sep, 5 AM to 17 Sep, 12 PM
Tablet #31: Anderson's Brigade, Meade's Division - 17 Sep, 6 AM to 17 Sep, 10 AM
Tablet #11: Meade's Division, First Army Corps - 17 Sep, 6 AM to 17 Sep, 9 AM
Tablet #24: Anderson's Brigade, Meade's Division - 17 Sep, 6 AM to 17 Sep, 9 AM