OR, Series 1, Vol. 24, Part 3, Page 1031

Special Orders, No. 1
Near Morton, Miss., July 26, 1863
   VII. Major-General Walker's division will move by rail to Meridian. The movement will commence tomorrow. Quartermaster's department will furnish transportation.
   VIII. Major-General Walker will turn over his command to the next officer in rank, and proceed at once to Enterprise, to assume command and dispose of the troops as they arrive.
By command of Lieutenant-General Hardee
T. B. Roy
Assistant Adjutant-General