Battery D, Captain W. H. Pratt.—Organized at Black River Bridge, Miss., December, 1863, as the 2d Louisiana Battery. Its designation was changed to Battery B, 2d Regiment United States, March, 1864, and to Battery D April, 1864.
Battery E, Captain Edwin Bancroft.—Organized at Helena, Ark., December, 1863, as the 3d Louisiana Battery. Its designation was changed to Battery C, 2d Regiment United States, March, 1864, and to Battery E April. 1864. Battles: Island No. 76, Big Creek.
Battery F, Captain Carl A. Lamberg.—Organized at Memphis, Tenn., as the Memphis Light Battery, November, 1863. Its designation was changed to Battery D, 2d United States Regiment, March, 1864, and to Battery F, April, 1864. Consolidated with the 3d United States Heavy Artillery, December, 1865. Battles: Fort Pillow, Brice's Cross Roads. Mustered out April, 1866.
Battery G, Captain Jeremiah S. Clark.—Organized at Hilton Head, S. C., May, 1864. Mustered out August, 1865.
Battery H, Captain John Driscoll.—Organized at Pine Bluff, Ark., June, 1864, as the 1st Arkansas Colored Battery. Changed to Battery H, 2d United States, December, 1864. Mustered out September, 1865.
Battery I, Captain Louis B. Smith.—Organized at Memphis, Tenn., April, 1864. Mustered out January, 1866.
Independent Battery, Captain H. Ford Douglass. Organized at Leavenworth, Kan., December, 1864. Mustered out July, 1865.
Infantry.
1st Regiment,[34] Colonel John H. Holman.—Organized at District of Columbia, May, 1863. Battles: Wilson's Wharf, Petersburg, Chapin's Farm, Fair Oaks, Fillmore, Town Creek, Wilmington, Warsaw. Mustered out, September 1865.
2d Regiment, Colonel B. F. Townsend.—-Organized at Arlington, Va., June, 1863. Battles: Fort Taylor, Cedar Keys, Natural Bridge. Mustered out January, 1866.