Organized at North Cambridge for six months' service June 24, 1862. Left State for Washington, D. C., arriving June 27. Attached to Cook's Brigade, Sturgis' Reserve Corps, Military District of Washington, to August, 1862. Artillery, 1st Division, 9th Army Corps, Army of the Potomac, to November, 1862.
SERVICE.--Camp near Fairfax Seminary, Va., July 1 to August 8, 1862. Moved to Alexandria, thence to Aquia Creek and Falmouth August 8-11. Pope's Campaign in Northern Virginia August 16-September 2. Battles of Groveton August 29; Bull Run August 30; Chantilly September 1; South Mountain, Md., September 14. Battle of Antietam September 16-17. At Antietam Creek until October 6. Moved to Washington, D.C., to refit October 5-9; thence to Pleasant Valley, Md.. October 21-26. Movement to Falmouth, Va., October 26-November 19. Mustered out November 29, 1862.
Lost 1 Enlisted man killed and 10 Enlisted men by disease. Total 11.