U.S. Army - Army of the Potomac

Headquarters

Headquarters Escort

Oneida (New York) Cavalry Company

Captain Daniel P. Mann

6th Pennsylvania Cavalry Regiment,

Companies E and I

Captain Emlen N. Carpenter (Co. E)

Captain James Starr (Co. I)

Provost Guard

Brigadier General Marsena R. Patrick

93rd New York Infantry Regiment

Colonel John S. Crocker

8th United States Infantry Regiment,
Companies A, B, C, D, F & G

Captain Edwin W. H. Read

Provost Guard-Patrick's Brigade

Colonel William F. Rogers

21st New York Infantry Regiment

Lt. Colonel Chester W. Steainberg

23rd New York Infantry Regiment

Colonel Henry C. Hoffman

35th New York Infantry Regiment

Colonel John G. Todd

80th New York Infantry Regiment

Colonel Theodore B. gates

Maryland Light Artillery, Battery B

Captain Alonzo Snow

12th Battery Ohio Light Artillery

Captain Aaron C. Johnson

Volunteer Engineer Brigade

Brigadier General Henry W. Benham

15th New York Engineer Regiment

Colonel Clinton G. Colgate

50th New York Engineer Regiment

Colonel Charles B. Stuart

Regular Engineer Battalion

Captain Chauncey B. Reese

Siege Artillery

1st Connecticut Heavy Artillery, Batty. B

Lieutenant Albert F. Brooker

1st Connecticut Heavy Artillery, Batty. M

Captain Franklin A. Pratt

Artillery Reserve

Captain William M. Graham

32nd Massachusetts Infantry, Co. C

Captain Josiah C. Fuller

5th New York Independent Battery

Captain Elijah D. Taft

15th New York Independent Battery

Captain Patrick Hart

29th New York Independent Battery

Lieutenant Gustav Von Blucher

30th New York Independent Battery

Captain Adolph Voegelee

31st New York Independent Battery

32nd New York Independent Battery

Lieutenant George Gaston

1st United States Artillery, Battery K

Lieutenant Lorenzo Thomas, Jr.

4th United States Artillery, Battery G

Lieutenant Marcus P. Miller

5th United States Artillery, Battery K

Lieutenant David H. Kinzie

Headquarters Staff

Chief of Staff

Major General Daniel Butterfield

Chief of Artillery

Brigadier General Henry J. Hunt

Chief Engineer

Brigadier General Gouverneur K. Warren

Assistant Adjutant General

Brigadier General Seth Williams

Chief Quartermaster

Brigadier General Rufus Ingalls

Medical Director

Doctor Jonathan Letterman

Commissary of Substance

Colonel Henry Francis Clarke

Assistant Inspector General

Colonel Edmund Schriver

Bureau of Information

Colonel George H. Sharpe

Chief Signals Officer

Captain Samuel T. Cushing