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Author
Hobs, Edwin
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Institution
Minnesota
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Year
1907
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1 entry found
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1. Map showing iron ranges and ore carrying railroads of Minnesota
1907. Hobs, Edwin and Oliver Iron Mining Company. Mining Engineering Department. Scale approximately 1:350,000 Inset shows generalized sections of Vermilion, Mesabi, Gogebic, Menominee, and Marquette Ranges. Includes distance ta...