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Calumet & Hecla Mining Company

Metal Trade, Copper Industry and Trade, Manufacturing Process, Mills and Millwork, Smelting Ahmeek Mills. General View. [Exterior image of the mill]

Scanned: October 10, 2006


Calumet & Hecla Mining Company

Metal Trade, Copper Industry and Trade, Manufacturing Process, Mills and Millwork, Smelting Ahmeek Mills. Head Runners Floor [Interior of stamp building showing tops of individual mills.]

Scanned: October 10, 2006