< to August • September 1862

Commanded by Brigadier General Rufus King

Transferred to the Army of the Potomac as the First Division, First Corps, September 12, 1862

First Brigade	Colonel Timothy Sullivan
22nd New York Infantry Regiment	Colonel Walter Phelps
24th New York Infantry Regiment	Captain John D. O’Brien
30th New York Infantry Regiment	Colonel William M. Searing
14th New York State Militia	Major William H. de Bevoise
Second Brigade	Colonel J. William Hoffman
7th Indiana Infantry Regiment	Colonel Ira G. Grover
76th New York Infantry Regiment	Colonel William P. Wainwright
95th New York Infantry Regiment	Major Edward Pye
56th Pennsylvania Infantry Regiment	Lt. Colonel J. William Hoffman
Second Brigade	Brigadier General Marsena Patrick
21st New York Infantry Regiment	Colonel William F. Rogers
23rd New York Infantry Regiment	Colonel Henry C. Hoffman
35th New York Infantry Regiment	Colonel Newton B. Lord
80th New York Infantry Regiment	Lt. Colonel Theodore B. Gates
Third Brigade	Brigadier General John Gibbon
2nd Wisconsin Infantry Regiment	Colonel Lucius Fairchild
6th Wisconsin Infantry Regiment	Lt. Colonel Edward S. Bragg
7th Wisconsin Infantry Regiment	Captain John B. Callis
19th Indiana Infantry Regiment	Colonel Solomon Meredith
Artillery
1st New Hampshire Battery	Lieutenant Frederick M. Edgell
Battery D, 1st Rhode Island Artillery	Captain John Albert Monroe
Battery L, 1st New York Artillery	Captain John A. Reynolds
4th United States Artillery, Battery B	Captain Joseph Campbell (w 9/17) Lieutenant James Stewart