topic

• Railroads4
• Discovery and exploration3
• Explorations and surveys3
• History3
• Pacific railroads3
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name

• Freyhold, Edward3
• Warren, G. K. (Gouverneur Kemble), 1830-18823
• American Civil War (1861-1865)2
• Bien, Julius, 1826-19092
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collection

• Maps of North America6

place

• United States3
• United States, West3
• West (U.S.)3
• Georgia1
• Loudoun County1
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genre

• Maps6
• Military maps1

publisher

• Corps of Engineers, War Department2
• United States] War Department [Corps of Engineers2
• U.S. Coast Survey1
• War Department1

division

type

• cartographic6