topic

• History1
• Military maps1

name

• American Civil War (1861-1865)1
• Hergesheimer, E. (Edwin)1
• Macomb, J. N. (John N.), 1810 or 1811-18891
• United States. Army of the Potomac1

collection

• Maps of North America1

place

• Frederick County (Md.)1
• Maryland1

genre

• Maps1
• Military maps1

publisher

• Army of the Potomac1

division

• Map Division1

type