R. P. Cummings
Col. 142d Penn. Infantry | Dec. 27, 1862, to February 16, 1863. | 2d Brigade, 3d Division, Second Army Corps, Army of the Potomac | |
Col. 142d Penn. Infantry | February 3, 1863, to February 5, 1863. | 3d Division, Second Army Corps, Army of the Potomac |