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Title: Compares Investing to a Card Game
Type: Art
Date: 1892
Source: Minnesota Historical Society
Description: This was the first page to a book discussing the opportunities that the Mesabi Iron Range represented.
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Title: Description of the Prospecting Process
Type: Book
Date: 1897
Source: Minnesota Historical Society
Description: This page from a book by Edmund Longyear describes prospecting for iron ore.
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Title: Two Efforts to Dig Test Pits
Type: Book
Date: 1912
Source: Minnesota Historical Society
Description: These log entries describe two efforts to dig test pits in search of iron ore.
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Title: Open Pit Mining on the Iron Range
Type: Book
Date: 1931
Source: Minnesota Historical Society
Description: This is a section from a book that examined open pit mining on the Mesabi Iron Range.
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Title: Railroads Helping the Iron Range
Type: Book
Date: 1927
Source: Minnesota Historical Society
Description: This is a section from a book on the Duluth & Iron Range railroad Company.
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Title: Chart of Test Pits
Type: Diagram
Date: 1892
Source: Minnesota Historical Society
Description: These are diagrams of some test pits that were dug from a mine on the Iron Range, near Hibbing.
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