topic

• Reservoirs1

name

• Bowen & Co1
• United States. Army. Corps of Engineers1
• United States. Congress. Senate1

collection

• Maps of North America1

place

• Great Falls of the Potomac (Md. and Va.)1
• Washington (D.C.)1
• Washington Aqueduct (Md. and Washington, D.C.)1

genre

• Maps1

publisher

division

• Map Division1

type

• cartographic1