Author: Michie, Peter S. - Michler, N. (Nathaniel) - Michler, N. - Theikuhl, F. - Strasser, J. - Thompson, Gilbert - Weyss, J. E. Source:Library of Congress - Maps Usage Rights: Publication Date: 1867 View Map
Author: United States. Army of the Potomac. Engineer Department - Michler, N. (Nathaniel) Source:Library of Congress - Maps Usage Rights: Publication Date: 1864 View Map