Alternate Designations: None.
Commander: Capt. Julius W. Mason (1835-1882).
Numbers: 454; 4 wounded, 1 missing.
Raised: New York, Washington D.C., and Baltimore. Also counties of Suffolk (Massachusetts) and Hamilton (Ohio).
Erected between 1907 and 1908.
Location: Located west of Ridge Road on old Merritt Avenue. South Cavalry Field, unimproved “avenue” west of Ridge Road. This area was known as Heagy’s Field in older monument lists.
Description: One of 45 monuments erected to units of the United States regular army on the battlefield. A red polished Jonesboro granite monolith that is set upon a concrete foundation with a descriptive 3’6’x3’7′ bronze tablet with the coat of arms of the United States in bronze.
Monument is inscribed:
ARMY OF THE POTOMAC
CAVALRY CORPS
RESERVE BRIGADE FIRST DIVISION
FIFTH U. S. CAVALRY
Captain Julius W. Mason Commanding
Detachment at Headquarters Army of the Potomac
July 3. Moved with the Brigade at 12 M. under Brig. General W. Merritt from Emmitsburg and attacked the Confederate right and rear and was engaged for four hours until the action was brought to a close by a heavy rain.
Casualties Wounded 4 Men Missing 1 Man
Army of the Potomac > Cavalry Corps > First Division > Reserve Brigade