Location: Pleasonton Avenue, Cemetery Ridge.
Description: Erected 1912. One of 74 Union brigade monuments erected at Gettysburg by the United States War Department to describe the movements and itinerary of each Union brigade of the Army of the Potomac. The monuments were designed by E.B. Cope. Many of the inscription tablets were made of bronze melted down from Civil War cannons. The pedestal consists of sea-green granite with a square base. Base tapers to a smaller dimension at the tablet. On each pedestal is mounted a bronze inscription tablet describing the movements and actions of the unit.
Inscription:
ARMY OF THE POTOMAC
ENGINEER BRIGADE
Brig. Gen. Henry W. Benham
15th New York (3 Companies)
Major Walter L Cassin
50th New York
Col. William H. Pettes
United States Battalion
Capt. George H. Mendell
Engaged in arduous duties from June 13 to July 18 1863 bridging rivers and transporting pontoons to enable the Army to cross the Potomac River and its tributaries into Pennsylvania and to recross into Virginia.