topic

• Administrative and political divisions1
• Forests and forestry1
• Iron mines and mining1
• Land use1
• Mines and mineral resources1
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name

• Geological Survey (U.S.)22
• Gannett, Henry, 1846-191411
• Walcott, Charles D. (Charles Doolittle), 1850-19278
• Wilson, Herbert M. (Herbert Michael), 1860-19206
• Thompson, A. H. (Almon Harris), 1839-19065
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collection

• Maps of North America19
• Maps of New York City and State3

place

• United States5
• Colorado3
• New York (State)3
• California2
• Helena Region (Mont.)2
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genre

• Maps22
• Diagrams1
• Physical maps1

publisher

division

• Map Division22

type

• cartographic22
• still image1