Organized at Brattleboro October 10, 1862, for nine months. Moved to Washington, D. C., October 11-13. Attached to 2nd Brigade, Abercrombie's Division, Military District of Washington, to February, 1863. 2nd Brigade, Casey's Division, 22nd Army Corps, to April, 1863. 2nd Brigade, Abercrombie's Division, 22nd Army Corps, to July, 1863. 3rd Brigade, 3rd Division, 1st Army Corps, Army of the Potomac, July, 1863.
At Camp Chase, Arlington, Va., October 25-28, 1862, and at East Capital Hill till October 30. March to Munson's Hill October 30, thence to Hunting Creek November 5. At Camp Vermont, near Hunting Creek, till November 26. Picket duty near Occoquan Creek till December 5. At Camp Vermont till December 12. Picket duty near Fairfax Court House till January 20, 1863. Defence of Fairfax Court House from attack by Stuart's Cavalry December 29, 1862. Duty at Wolf Run Shoals January 20-April 2. Guard duty at Occoquan Creek till June 25. March to Gettysburg, Pa., June 25-July 1. Battle of Gettysburg July 1-3. Pursuit of Lee to Middletown, Md. July 4-8. Left front July 8 and moved to Brattleboro, Vt., July 8-13. Mustered out July 21, 1863.
Regiment lost during service 1 Officer and 16 Enlisted men killed and mortally wounded and 4 Officers and 55 Enlisted men by disease. Total 76.