Organized at Saratoga, N. Y., and mustered in November 23, 1861. Left State for Washington, D. C., November 28, 1861. Attached to 3rd Brigade, Casey's Division, Army of the Potomac, to March, 1862. 3rd Brigade, 2nd Division, 4th Army Corps, Army of the Potomac, to May, 1862. 3rd Brigade, 2nd Division, 6th Army Corps, Army of the Potomac, and Army of the Shenandoah, to June, 1865.