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Commanded by Major General John Wool

8th Corps

Defences of Baltimore  Colonel William H. Morris
18th Connecticut Infantry Regiment Colonel William G. Ely
3rd Delaware Infantry Regiment Colonel William O. Redden from Potomac, 12 Corps, 2 Div., 2 Brig.
17th Indiana Battery
Patapsco Maryland Guard Colonel James W. McMillan to defences Baltimore
Purnell Legion Cavalry (Maryland) Cos. B & C
38th Massachusetts Infantry Regiment Colonel Timothy Ingragham
14th New Jersey Infantry Regiment Colonel William S. Truex
5th New York Heavy Artillery Colonel Samuel Graham
6th New York Heavy Artillery
(135th New York Infantry Regiment)
Colonel William H. Morris renamed 6th NY Heavy Artillery 10/3
8th New York Heavy Artillery
Colonel Peter A. Porter from New York
109th New York Infantry Regiment Colonel George Hay to Defences of Washington
110th New York Infantry Regiment Lt. Colonel James Galligher
114th New York Infantry Regiment Colonel Elisha B. Smith
116th New York Infantry Regiment Colonel Edward P. Chapin
128th New York Infantry Regiment Colonel David S. Cowles
150th New York Infantry Regiment Colonel John H. Ketcham From New York 10/11
151st New York Infantry Regiment Colonel William Emerson From New York 10/23
13th Pennsylvania Cavalry Regiment Lt. Colonel James Galligher to Dist. West Virginia, Railroad Brig.
138th Pennsylvania Infantry Regiment Colonel Charles L.K. Sumwalt
15th New York Independent Battery Organized at Baltimore
2nd United States Artillery, Battery I at Fort McHenry
5th United States Artillery, Battery L Organized at Baltimore
3rd Maryland Potomac Home Brig. Colonel Stephen W. Downey
Purnell Legion Cavalry (Maryland) Co. B
131st New York Infantry Regiment Colonel Charles S. Turnbull
67th Pennsylvania Infantry Regiment Colonel John F. Staunton
District of the Eastern Shore  Henry H. Lockwood
1st Maryland Eastern Shore Regiment Colonel James Wallace
2nd Maryland Eastern Shore Regiment Colonel Edward Wilkins
Purnell Legion Cavalry (Maryland) Co. A
Smith’s Maryland Cavalry Company Captain G.W.P. Smith Organized at Snow Hill 10/15
Williamsport, Maryland Brigade Brigadier General John R. Kenly
1st Maryland Infantry Regiment Colonel Nathan T. DuShane
4th Maryland Infantry Regiment Colonel William J.L. Nicodemus
6th Maryland Infantry Regiment Colonel George R. Howard
7th Maryland Infantry Regiment Colonel Edwin H. Webster
8th Maryland Infantry Regiment Colonel Andrew W. Denison
Baltimore Maryland Battery