Major General Lewis Wallace

Eighth Corps (detachment)
First Separate Brigade Brigadier General Erastus B. Tyler
1st Maryland Potomac Home Brigade (5 companies) Captain Charles J. Brown
3rd Maryland Potomac Home Brigade Colonel Charles Gilpin
11th Maryland Infantry Regiment Colonel William T. Landstreet
144th Ohio Infantry (3 companies) Colonel Allison L. Brown
149th Ohio Infantry (7 companies) Colonel Allison L. Brown
Baltimore Independent Battery Captain Frederick W. ALexander
Blockhouse Howitzer Captain William H. Wiegel
Cavalry
8th Illinois Cavalry (5 companies) Lieutenant Colonel David R. Clendinin
159th Ohio Infantry (mounted detachment) Captain Edward H. Leib
Cavalry Detachment Major Charles H. Wells
Loudon (Virginia) Rangers (Companies A&B)
Sixth Corps (detachment)
Third Division Brigadier General James B. Ricketts
First Brigade Colonel William S. Truex (w)
Colonel William Emerson
14th New Jersey Infantry Regiment Lieutenant Colonel Caldwell K. Hall
106th New York Infantry Regiment Captain Edward M. Paine
151st New York Infantry Regiment Colonel William Emerson (^)
87th Pennsylvania Infantry Regiment Lieutenant Colonel James Alonzo Stahle
10th Vermont Infantry Regiment Colonel William Wirt Henry
Second Brigade Colonel Matthew R. McClennan
9th New York Heavy Artillery Colonel William H. Seward, Jr. (w)
110th Ohio Infantry Regiment Lieutenant Colonel Otto H. Brinkley
122nd Ohio Infantry (detachment) Lieutenant Colonel Charles J. Gibson
126th Ohio Infantry Regiment Lieutenant Colonel Aaron W. Ebright
138th Pennsylvania Infantry Regiment Major Lewis A. May
Units at Monrovia Colonel John F. Staunton
6th Maryland Infantry Regiment
122nd Ohio Infantry (detachment)
67th Pennsylvania Infantry Regiment