...us reconnaissances, made first by Brigadier General W F Smith, Chief Engineer, and afterwards by Thomas, Sherman, and myself, in company with him, of the country opposite Chattanooga and north of the Tennessee river , extending as far east as the mouth of the North Chickamauga, and also of the mouth of the South Chickamauga and the north end of Missionary Ridge, so far as the same could be made from the north ban...