Union Headquarters monuments > 12th Corps

The monument to the 12th Corps Artillery Brigade is south of Gettysburg on Hunt Avenue just east of Taneytown Road.

Monument to the Artillery Brigade of the 12th Corps of the Army of the Potomac on the Gettysburg battlefield

12th Corps Headquarters flag
Attached to the 12th Corps, Army of the Potomac.

From the monument to the 12th Corps Artillery Brigade

Army of the Potomac
Twelfth Corps
Artillery Brigade
Lieut. Edward D. Muhlenberg
1st New York Battery M Four 10 Pounders
Lieut. Charles E. Winegar
Penna. Battery E Six 10 Pounders
Lieut. Charles A. Atwell
4th U. S. Battery F Six 10 Pounders
Lieut. Sylvanus T Rugg
5th U. S. Battery K Four 10 Pounders
Lieut. David H. Kinzie

July 1. About noon two batteries moved from Two Taverns with First Division toward the Hanover Road to within a mile and a half of Gettysburg. The other two batteries moved with Second Division and encamped for the night the same distance from town.

July 2. In the afternoon three guns of Battery E Penna. and two of Battery K 5th U. S. were placed on the summit of Culp’s Hill and were engaged at once with the Confederate artillery. At night Battery E Penna. and Battery M 1st New York were placed on Powers’s and McAllister’s Hills. Battery F 4th U. S.and Battery K 5th U. S. at the base of Powers’s Hill.

July 3. Battery F 4th U. S. and Battery K 5th U. S. in rear of the centre of the Corps. Battery E Penna. and Battery A Maryland six 3 inch rifles from the Reserve Artillery on Powers’s Hill all commanding the valley of Rock Creek. At daylight the artillery (26) guns opened on the position occupied by Major Gen. Johnson’s Division and fired for about 15 minutes then ceased to allow the infantry to advance. Began firing again at 5.30 and continued at intervals until 10.30 A. M. when the Confederates were forced from their position along the entire line.

Casualties 9 men wounded 3 mortally

Lieutenant Edward D. Muhlenberg

Lieutenant Edward D. Muhlenberg commanded the brigade at the Battle of Gettysburg. Muhlenberg was a civil engineer from Lancaster, Pennsylvania. An 1850 graduate of Yale, he had worked before the war on canal and railway construction in Pennsylvania and Brazil. He became a lieutenant in the 4th United States Artillery in October of 1862, commanding its Battery F at Cedar Mountain and Antietam. At Chancellorsville Muhlenberg commanded the artillery of Geary’s Division, taking over the 12th Corps artillery as senior officer before Gettysburg.

After Gettysburg Muhlenberg continued to command the brigade until August of 1864, when he became adjutant and quartermaster general of the 4th U.S. Artillery. After the war he continued in the Regular Army until 1869, resuming his engineering work on railroads. He died in 1883.

Union Lieutenant Edward D. Muhlenberg

Union Lieutenant Edward D. Muhlenberg