Union Headquarters monuments > 11th Corps 

11th Corps Headquarters Flag


The monument to the Artillery Brigade, 11th Corps is north of Gettysburg on Howard Avenue. (Tour map: Howard Avenue West)

The brigade was commanded at the Battle of Gettysburg by Major Thomas W. Osborn, a lawyer from New York. Osborn would go on to become a United States Senator from Florida from 1868 to 1873.

Monument to the Artillery Brigade, 11th Corps of the Army of the Potomac at Gettysburg

From the monument:

Army of the Potomac 
Eleventh Corps
Artillery Brigade
Major Thomas W. Osborn
1st New York Battery I Six 3 lnch Rifles
Capt. Michael Wiedrich
New York 13th Battery Four 3 Inch Rifles
Lieut. William Wheeler
1st Ohio Battery I Six 12 Pounders
Capt. Hubert Dilger
1st Ohio Battery K Four 12 Pounders
Capt. Lewis Heckman
4th U. S. Battery G Six 12 Pounders
Lieut. Bayard Wilkeson Lieut. Eugene A. Bancroft

July 1. Arrived with the Corps. All the batteries engaged except Battery I 1st New York on Cemetery Hill. The artillery retired and took position on Cemetery Hill west of the Baltimore Pike except Battery K 1st Ohio sent to the rear disabled and Battery I 1st New York on East Cemetery Hill.

July 2. The Brigade was reinforced in the morning by five batteries from the Reserve Artillery

July 3. At 1 P. M. the Confederate artillery opened a terrific front and enfilading fire from the right followed by an infantry charge and on which the artillery of this command was concentrated with great effect. The Brigade lost one gun captured one gun disabled and two dismounted.

Casualties Killed 1 Officer 6 Men Wounded
3 Officers 50 Men Captured or Missing 9 Men
Total 69

98 Horses Killed

Union Major Thomas W. Osborn, picutred as a U.S. Senator

Union Major Thomas W. Osborn, picutred as a U.S. Senator