Middle Department (8th Corps) November 1863 United States Army < to October • November 1863 • to December > Commanded by Major General Robert C. Schenck First Separate Brigade Brigadier General Henry H. Lockwood 3rd Delaware Infantry Regiment Colonel Samuel H. Jenkins 3rd Maryland Potomac Home Brigade Colonel Stephen W. Downey Purnell Legion Infantry (MD) Colonel Samuel A. Graham 1st Maryland Eastern Shore Regiment Colonel James Wallace Second Separate Brigade Brevet Brigadier General William W. Morris 5th New York Heavy Artillery at Baltimore 8th New York Heavy Artillery Colonel Peter A. Porter 2nd United States Artillery, Battery I at Fort McHenry Third Separate Brigade Brigadier General Erastus B. Tyler 1st Delaware Cavalry Regiment 3rd Maryland Cavalry Regiment Colonel Charles Carroll Tevis Baltimore (MD) Battery Maryland Junior Battery A Maryland Junior Battery B Purnell Legion Cavalry (Md) Co. B 3rd Pennsylvania Heavy Artillery, Co. H Captain William D. Rank Annapolis 2nd Maryland Cavalry , 5 Cos. District of Delaware Brigadier Genral Daniel Tyler Ahl’s Delaware Heavy Artillery Co. Purnell Legion Cavalry (Md) Co. C Pennsylvania Independent Battery A At Fort Delaware Pennsylvania Independent Battery G At Fort Delaware