...ly twenty days. * * * * S. E. Hurlbut, Major-General. War Department, September 28, 1863. Major-General Rosecrans, Chattanooga. Grant's forces were ordered to move by Memphis, Corinth, and Tuscumbia to Decatur, and thence as might be found necessary to cooperate with you. * * * * The order was received on the 18th, and steamers sent to Vicksburg to bring up the troops. They calculated to be ab...