topic

• Railroads4
• Gold mines and mining3
• Administrative and political divisions2
• Gold discoveries2
• Indian reservations2
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name

• Great Northern Railway Company (U.S.)2
• Northern Pacific Railroad Company2
• Oregon Railway and Navigation Company2
• Argus Print (Fargo, Dakota)1
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collection

• Maps of North America10

place

• Idaho3
• Yellowstone National Park3
• Alaska2
• Oregon2
• Washington (State)2
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genre

• Maps10
• Photographs2
• Illustrations1

publisher

• Northern Pacific Railroad2
• Poole Bros.?2
• Chesapeake and Ohio Railway Co1
• Great Northern Railway1
• Northern Pacific Railway1
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division

type

• cartographic10
• text4
• still image2