United States Army

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Commanded by Major General John Dix

Fourth Corps

Brigadier General Erasmus Keyes

Fortress Monroe and Camp Hamilton

3rd New York Infantry Regiment Colonel Samuel M. Alford
3rd Pennsylvania Heavy Artillery from PA 2/17

Yorktown District

Busteed’s Independent Brigade Brigadier General Richard Busteed
4th Delaware Infantry Regiment Colonel Arthur H. Grimshaw
139th New York Infantry Regiment Colonel Anthony Conk
168th New York Infantry Regiment Colonel William R. Brown
169th Pennsylvania Infantry Regiment Colonel Lewis W. Smith
178th Pennsylvania Infantry Regiment Colonel James Johnson
179th Pennsylvania Infantry Regiment Colonel William H. Blair
172nd Pennsylvania Infantry Regiment Colonel Charles Kleckner
1st New York Artillery, Battery F
1st New York Artillery, Battery H Captain C. E. Mink
8th New York Independent Battery
1st Pennsylvania Artillery, Battery E Captain Thomas G. Orwig
1st Pennsylvania Artillery, Battery H Captain Andrew Fagan
5th United States Artillery, Battery M
2nd Massachusetts Cavalry, 1st Bn. from Massachusetts 2/19
6th New York Cavalry, 2 Companies
5th Pennsylvania Cavalry Regiment Colonel Robert M. West

Seventh Corps

Major General John Dix
Norfolk District Brigadier General Egbert L. Viele
7th New York Independent Battery Captain Peter C. Regan
99th New York Infantry Regiment Colonel David W. Wardop to Div. at Suffolk, Terry’s Brig. (below)
148th New York Infantry Regiment
173rd Pennsylvania Infantry Regiment Colonel Daniel Nagle
19th Wisconsin Infantry Regiment
7th New York Independent Battery
4th United States Artillery, Battery D

Division at Suffolk

Major General John J. Peck
Corcoran’s Brigade Brigadier General Michael Corcoran
155th New York Infantry Regiment Colonel William McEvily
164th New York Infantry Regiment John E. McMahon
170th New York Infantry Regiment Peter McDermott
182nd New York Infantry Regiment Mathew Murphey
Foster’s Brigade Brigadier General Robert S. Foster
13th Indiana Infantry Regiment
6th Massachusetts Infantry Regiment Colonel Albert S. Follansbee
165th Pennsylvania Infantry Regiment
166th Pennsylvania Infantry Regiment
167th Pennsylvania Infantry Regiment
Terry’s (Gibb’s) Provisional Brigade Brigadier General Henry D. Terry
1st Battalion New York Sharpshooters from New York
99th New York Infantry Regiment Colonel David W. Wardop from Norfolk (above)
112th New York Infantry Regiment
130th New York Infantry Regiment
177th Pennsylvania Infantry Regiment