< to July • August 1861

Commanded by Colonel Dixon S. Miles

Discontinued on August 17, 1861

First Brigade Colonel L. Blenker
8th New York Infantry Regiment Lt. Colonel J. Stahel to Blenker’s Brig., Div. Potomac
29th New York Infantry Regiment Colonel Adolph Von Steinwehr to Blenker’s Brig., Div. Potomac
39th New York Infantry Regiment Colonel Frederick G. D’Utassy to Blenker’s Brig., Div. Potomac
27th Pennsylvania Infantry Regiment Colonel Max Einstein to Blenker’s Brig., Div. Potomac
2nd United States Artillery, Battery A Captain J. C. Tidball to Heintzleman’s Brig., Div. Potomac
Bookwood’s New York Battery Captain Charles Bookwood
(29th NY)
to Blenker’s Brig., Div. Potomac; Designated 2nd New York Battery
Second Brigade Colonel T. Davies
16th New York Infantry Regiment Lt. Colonel S. Marsh  to Blenker’s Brig., Div. Potomac
18th New York Infantry Regiment Colonel William A. Jackson  to Franklin’s Brig., Div. Potomac
31st New York Infantry Regiment Colonel Calvin E. Pratt  to Franklin’s Brig., Div. Potomac
32nd New York Infantry Regiment Colonel Roderick Matheson  to Franklin’s Brig., Div. Potomac
2nd United States Artillery, Battery G Lieutenant O. D. Greene  to Kearney’s Brig., Div. Potomac