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Calumet & Hecla Smelter

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manufacturing Process, Smelting [Exterior view of the buildings.]

Scanned: December 12, 2006


Calumet & Hecla Smelter

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manufacturing Process, Smelting General view of the Calumet & Hecla Smelting Works [View from a distance of the smelting operations]

Scanned: December 12, 2006


Calumet & Hecla Smelter

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manufacturing Process, Smelting Pouring molten copper into ingot molds, Calumet & Hecla Mines, Calumet, MI. [Image from a stereo view card]

Scanned: December 12, 2006


Calumet & Hecla Smelter

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manufacturing Process, Smelting [Interior view of smelter]

Scanned: December 12, 2006