U.S. Army - Deptartment of Northeasten Virginia

First Division

Brigadier General Daniel Tyler

First Brigade

Brigadier General Erasmus Keyes

2nd Maine Infantry Regiment

Colonel Charles D. Jameson

1st Connecticut Infantry Regiment

Lieutenant Colonel John Speidel

mustered out 7/31

2nd Connecticut Infantry Regiment

Colonel Alfred H. Terry

3rd Connecticut Infantry Regiment

Colonel John Chatfield

Varian's New York Battery

Captain J. Varian

mustered out 7/20 (guns left with army)

Second Brigade

Brigadier General R. C. Schenck

2nd New York State Militia

Colonel George W. B. Tompkins

1st Ohio Infantry Regiment

Colonel Alexander M. McCook

return to Ohio to muster out 7/30

2nd Ohio Infantry Regiment

Colonel Lewis Wilson

Lt. Colonel Rodney Mason

mustered out 7/31

2nd United States Artillery, Battery E

Captain James H. Carlisle

Third Brigade

Colonel William T. Sherman

13th New York Infantry Regiment

Colonel Isaac F. Quinby

69th New York Infantry Regiment

Colonel Michael Corcoran (w&c 7/21)

Captain James Kelly (after 7/21)

left for New York to muster out 7/27

79th New York Infantry Regiment

Colonel James Cameron (k 7/21)

2nd Wisconsin Infantry Regiment

Lieutenant Colonel Henry W. Peck

3rd United States Artillery, Battery E

Captain Romeyn B. Ayers

Fourth Brigade

Colonel Israel Richardson

1st Massachusetts Infantry Regiment

Colonel Robert Cowdin

12th New York Infantry Regiment

Colonel Ezra L. Walrath

2nd Michigan Infantry Regiment

Major Adolphus W. Williams

3rd Michigan Infantry Regiment

Colonel Daniel McConnell

Lieutenant Colonel Stevens

1st United States Artillery, Battery G

Lieutenant J. Edwards

2nd United States Artillery, Battery M

Captain H. J. Hunt