...urg at this time were still under the command of Maj.-Gen. Martin L. Smith, who was reinforced from Bragg's army by the Georgia brigade of Seth M. Barton, the Tennessee brigades of John C. Vaughn and John Gregg , and the Alabama brigade of E. D. Tracy. Brig.-Gen. Stephen D. Lee, a distinguished soldier who had been conspicuous in the operations of the army of Northern Virginia as a colonel of artillery, was...