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Encyclopedia Dubuque

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Affiliated with the Local History Network of the State Historical Society of Iowa, and the Iowa Museum Association.




DUBUQUE MINING AND TUNNEL COMPANY

From Encyclopedia Dubuque
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DUBUQUE MINING AND TUNNEL COMPANY. The Dubuque Mine is one of the Idaho Springs, Colorado mines.

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Source:

Map of Dubuque Mine, Colorado. Online: http://www.expertgps.com/data/viewer.asp?lat=39.755266&lon=-105.55222&wpt=Dubuque%20Mine&count=8437&types=Mines&state=Colorado&abbr=co&file=mines

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