Monument is located on Union Avenue approximately 0.1 mile west of Grant Avenue. This unit was attached to Brig. Gen. William Sooy Smith's 1st Division, of Maj. Gen. Cadwallader C. Washburn's XVI Army Corps (Detachment), and commanded by Lt. Henry G. Eddy. (Capt. William Cogswell commanded all 1st Illinois Light artillery.) [Refer to General William Sooy Smith of Illinois.]
