1. Map illustrating the operations of the Seventh Division under Brig. General G.W. Morgan at Cumberland Gap Tennessee : during a portion of the year 1862 Maps Pennsylvania State University Public content 1877. United States. Army. Corps of Engineers. Scale 1:253,440; 1 map: color; 34 x 31 cm on sheet 40 x 36 cm Cumberland Gap Campaign, 1862. [Office of the Chief of Engineers, U.S. Army].