Organized at Harrisburg August, 1862. Left State for Washington, D. C., August 16, and duty in the Defences of that city till September 6. March to Rockville, Md., September 6, and attached to 1st Brigade, 1st Division, 12th Army Corps, Army of the Potomac, to October, 1862. 2nd Brigade, 1st Division, 12th Army Corps, to January, 1863. 2nd Brigade, 2nd Division, 12th Army Corps, to May, 1863. Maryland Campaign September 6-24, 1862. Battle of Antietam, Md., September 16-17 (Reserve). March to Pleasant Valley September 19-20. At Maryland Heights till October 30. At Loudon Heights till November 8. Reconnoissance up the Shenandoah Valley November 8-19. Near Harper's Ferry till December 10. March to Fredericksburg, Va., December 10-15; thence to Fairfax Station. Burnside's 2nd Campaign, "Mud March," January 20-24, 1863. At Stafford Court House, Va., till April 27. Chancellorsville Campaign April 27-May 6. Battle of Chancellorsville May 1-5. Mustered out May 18, 1863.

Regiment lost during service 2 Officers and 48 Enlisted men killed and mortally wounded and 1 Officer and 39 Enlisted men by disease. Total 90.