United States Army > Army of the Potomac
< to August • September 1862 • to October >
Commanded by Major General William B. Franklin
The First Division, Fourth Corps was attached on September 13th 1862, and on September 26th was redesignated as the Third Division, Sixth Army Corps.
| First Division | Brigadier General Henry Slocum | |
| First Brigade | Colonel A. T. A. Torbert | |
| Second Brigade | Brigadier General J. J. Bartlet | |
| Third Brigade | Brigadier General John Newton Colonel R. Matthewson |
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| Second Division | Brigadier General W. F. Smith | |
| First Brigade | Brig. Gen. Winfield S. Hancock (to 9/17) Colonel Amasa Cobb (9/17 – 9/25) Brig. Gen. C. E. Pratt |
|
| Second Brigade | Brigadier General W. T. H. Brooks | |
| Third Brigade | Colonel E. Von Vegersack (to 9/25) Brig. Gen. Francis L. Vinton |
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| First Division, Fourth Corps | Major General Darius Couch | |
| First Brigade | Brig. Gen. Charles Devens Jr. | temporarily attached 9/13 permanently assigned as 3rd Division 9/26 |
| Second Brigade | Brig. Gen. Albion P. Howe | |
| Third Brigade | Brig. Gen. John Cochrane | |