The Civil War in the East

U.S. Army - Army of the Potomac

Third Army Corps

Major General Samuel P. Heintzelman

 

         
   
   
         

The Third Corps had no First Division from May until August of 1862

Second Division

Brigadier General Joseph Hooker

 

1st Brigade

Brigadier General C. Grover

 

2nd Brigade

Bde. Gen. Daniel Sickles (until 7/16)

Colonel Nelson Taylor (after 7/16)

 

3rd Brigade

Bde. Gen. F. E. Patterson

 

Third Division

Brigadier General Philip Kearney

 

1st Brigade

Bde. Gen. John C. Robinson

 

2nd Brigade

Brigadier General David B. Birney

 

3rd Brigade

Brigadier General H. G. Berry

 

Artillery

 

1st New Jersey Artillery, Battery B

 

 

1st New York Artillery, Battery D

 

 

6th New York Independent Battery

 

 

4th United States Artillery, Battery K

 

 

Cavalry

   

3rd Pensylvania Cavalry Regiment

Colonel William W. Averill

to Cavalry Division, 1st Bde.