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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 ORE AND DEVELOPMENT COMPANY

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DUBUQUE ORE AND DEVELOPMENT COMPANY. This firm was organized around 1904 in Dubuque to explore the old lead-mining sites for the presence of ZINC.

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Source:

Lead and Zinc News. Mining News Company, 1904, p. 16

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