United States. Army. Corps of Engineers
[Plan of Fort Sumter, South Carolina] : surveyed, March 20th, 22, 27, 1865.
Pen-and-ink and watercolor. "Red lines [denote] remainder of walls of old Ft. Sumter; Red dotted [lines indicate] souterains of walls of old Ft. Sumter; blue dotted [lines signify] souterains built out of the rubbish; [and] black [lines indicate] interior and exterior limits of Sumter at date." Title from Stephenson's Civil War maps, 2nd ed., 1989. LC Civil War maps (2nd ed.), 387 Available also...