Middle Department (8th Corps) June 1864 United States Army < to May • June 1864 • to July > Commanded by Major General Lew Wallace First Separate Brigade Brigadier General Erastus B. Tyler 1st Maryland Eastern Shore Regiment Colonel James Wallace 3rd Maryland Potomac Home Brigade Colonel Stephen W. Downey 144th Ohio Infantry Regiment Colonel Samuel H. Hunt 157th Ohio Infantry Regiment Colonel George W. McCook Second Separate Brigade Brevet Brigadier General William W. Morris 131st Ohio Infantry Regiment Colonel John G. Lowe 137th Ohio Infantry Regiment Colonel L. A. Harris Third Separate Brigade Brigadier General John R. Kenly 1st Maryland Eastern Shore Regiment Colonel James Wallace to 1 Sep. Brig. (above) 144th Ohio Infantry Regiment, Co. G 149th Ohio Infantry Regiment Colonel Allison L. Brown 159th Ohio Infantry Regiment Colonel Lyman J. Jackson 1st Delaware Cavalry Regiment to Army Potomac 6 Corps 1 Div. 1 Brig. Smith’s Maryland Cavalry Company Captain G.W.P. Smith Maryland Battery D to 22 Corps, DeRussey’s Div., 3rd Brig. Baltimore (MD) Battery 3rd Pennsylvania Heavy Artillery, Co. H Captain William D. Rank Fort Delaware Ahl’s Delaware Heavy Artillery Co. Pennsylvania Independent Battery A Pennsylvania Independent Battery G Captain Stan. Miotkowski