Rockbridge Light Artillery No. 1 was organized by W, N. Pendleton, rector of Grace Church in Lexington, Virginia, in May, 1861. Its members were recruited in Rockbridge County. The unit fought at First Manassas and in Jackson's Valley Campaign, then was assigned to J. T. Brown's and R. A. Hardaway's Battalion of Artillery, Army of Northern Virginia. It participated in many conflicts from the Seven Days' Battles to Cold Harbor, endured the hardships of the Petersburg siege, and saw action in the Appomattox Campaign. The battery reported 12 casualties at Malvern Hill and 16 at Fredericksburg, and lost twenty-five percent of the 85 engaged at Gettysburg. It surrendered with 3 officers and 21 men. Captains Archibald Graham, William McLaughlin, William N. Pendleton, and William T. Poague were in command.