< to December • January 1865 to February >

Commanded by Major General C. C. Augur

Defences North of the Potomac Brigadier General Martin D. Hardin
First Brigade Colonel C.H. Long
New Hampshire Heavy Artillery
13th Michigan Independent Battery
4th United States Artillery, Battery A
Second Brigade Colonel W.S. Abert
3rd Massachusetts Heavy Artillery
New Hampshire Heavy Artillery Company L
Third Brigade Lieutenant Colonel J.H. Oberteuffer
Massachusetts Heavy Artillery, 3 Cos.
14th Michigan Independent Battery
Fort Foote
New Hampshire Heavy Artillery Company B
2nd United States Artillery, Battery I
3rd United States Artillery, Battery G
Defences South of the Potomac Brigadier General Gustavus A. DeRussy
First Brigade Colonel J.N.G. Whistler
16th Indiana Battery
Maryland Artillery, Battery D
1st New York Artillery, Battery F
1st New York Artillery, Battery K
1st Pennsylvania Artillery, Battery H Captain Andrew Fagan
6th Pennsylvania Heavy Artillery, Cos. E&H
Pennsylvania Independent Battery I
1st United States Artillery, Batteries A&F
1st United States Artillery, Battery E
2nd United States Artillery, Battery G
1st West Virginia Artillery, Battery C
Second Brigade Colonel Charles Barnes
6th Pennsylvania Heavy Artillery (6 cos.)
Third Brigade Colonel W.S. King
4th Massachusetts Heavy Artillery Colonel W.S. King
6th Pennsylvania Heavy Artillery, Cos. C&M
Fourth Brigade Colonel C.C. Meservey
1st Wisconsin Heavy Artillery, Cos. E-M
District of Washington Colonel M. N. Wisewell
150th Pennsylvania Infantry, Co. K Captain David Derickson Lincoln’s Bodyguard
1st Brigade Colonel G. W. Gile
1st Regiment Veteran Reserve Corps Colonel R.H. Rush
4th Regiment Veteran Reserve Corps Colonel M.N. Wisewell
6th Regiment Veteran Reserve Corps
7th Regiment Veteran Reserve Corps
9th Regiment Veteran Reserve Corps Colonel G.W. Gile
10th Regiment Veteran Reserve Corps
18th Regiment Veteran Reserve Corps
19th Regiment Veteran Reserve Corps
21st Regiment Veteran Reserve Corps
22nd Regiment Veteran Reserve Corps
24th Regiment Veteran Reserve Corps Colonel W.H. Browne
District of Alexandria Brigadier General John P. Slough
1st District of Columbia Infantry Regiment
2nd District of Columbia Infantry Regiment Colonel Charles M. Alexander
26th Michigan Infantry, Company F
201st Pennsylvania Infantry Regiment Colonel F. Asbury Awl
12th Regiment Veteran Reserve Corps Colonel A. Farnsworth
St. Mary’s Point District Brigadier General James Barnes
5th Massachusetts Cavalry Regiment
2nd Wisconsin Battery
First Separate Brigade Colonel William Gamble
8th Illinois Cavalry Regiment
16th Massachusetts Battery
13th New York Cavalry (Companies A-F) Lieutenant Colonel Henry S. Gansevoort
16th New York Cavalry (Companies A-D)
5th Pennsylvania Heavy Artillery Colonel George S. Gallupe
202nd Pennsylvania Infantry Regiment Colonel Charles Albright
Light Artillery Camp (Camp Barry) Major J.A. Hall
Baltimore MD Independent Battery from Dept. WV Res. Div.
30th New York Independent Battery from Dept. WV Res. Div.
Pennsylvania Independent Battery H Captain William Borrowe
West Virginia Battery E from Dept. WV Res. Div.
3rd United States Artillery, Battery I
3rd United States Artillery, Battery L
4th United States Artillery, Battery A
5th United States Artillery, Battery I
5th United States Artillery, Battery M from Dept. WV Res. Div.