topic

• Discovery and exploration2
• Explorations and surveys2
• Pacific railroads2
• Railroads2

name

• Bien, Julius, 1826-19092
• Freyhold, Edward2
• United States. War Department. Corps of Engineers2

collection

• Maps of North America2

place

• United States, West2
• West (U.S.)2

genre

• Maps2

publisher

division

• Map Division2

type

• cartographic2