Battery K lost 2 enlisted men killed or mortally wounded and 15 enlisted men to disease during the Civil War.

It is honored by a monument at Gettysburg.

1861
Organized at Elmira, N.Y.
November 20 Mustered in under Captain Lorenzo Crounse
November 21 Left State for Washington, D.C.
November-April Duty at Camp Barry attached to Defenses of Washington, D.C.
1862
April Moved to Harper’s Ferry for duty there and in the Shenandoah Valley attached to the Railroad Brigade, Middle Department
May 25 Attached to 2nd Brigade, Sigel’s Division, Dept. of the Shenandoah
May 28 Charlestown
May 28-30 Defense of Harper’s Ferry
June 28 Attached to 2nd Division, 2nd Corps, Army of Virginia
August 9
Battle of Cedar Mountain
August 16-
September 2
Pope’s Campaign in Northern Virginia
August 21-23 Fords of the Rappahannock
August 22-24 Beverly Ford
August 30
Second Battle of Bull Run
September Attached to 2nd Division, 12th Army Corps, Army of the Potomac
September 16-17 Battle of Antietam
September-December At Maryland Heights
October Attached to 1st Division, 12th Army Corps
December 12-16 March to Fredericksburg
1863
January 20-24 “Mud March”
February Attached to Dept. of Washington, 22nd Army Corps
April 27-May 6 Chancellorsville Campaign. Attached to 1st Division, 12th Army Corps, Army of the Potomac
May 1-5 Battle of Chancellorsville
May 12 Attached to 4th Volunteer Brigade, Artillery Reserve, Army of the Potomac
July 1-3
Battle of Gettysburg

The battery was commanded by Captain Robert H. Fitzhugh. It brought 149 men to the field serving six Ordnance Rifles and suffered 7 wounded.

July Attached to 3rd Volunteer Brigade, Artillery Reserve
October 9-22 Bristoe Campaign
November 7-8 Advance to line of the Rappahannock
November 26-December 2 Mine Run Campaign
1864
March Duty in the Defenses of Washington, D.C. attached to 1st Volunteer Brigade, Artillery Reserve
April Assigned to Camp Barry, 22nd Army Corps
July Attached to 2nd Brigade, DeRussy’s Division, 22nd Army Corps
October Attached to 1st Brigade, DeRussy’s Division, 22nd Army Corps
1865
June 20 Mustered out under Captain Walter Stocking