J. A. Haskins
Lieutenant-Colonel | Aug., 1862, to February , 1863. | Defenses North of the Potomac, Military District of Washington, Army of the Potomac | |
Lt.-Col. A. D. C. | Feb. 2, 1863, to July 8, 1864. | Defenses North of the Potomac, 11th and 20th U. S. Reserve Corps, Department of Washington |