Browse Subjects

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Photographs of the Calumet and Hecla Mines

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manpower, Labor, Skilled Labor, La Salle #2 shaft hoist. [Image of a worker operating the hoist.]

Scanned: December 1, 2009


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


Photographs of the Calumet and Hecla Mines

Manufacturing Process, , Mutual Water, Power & Light Co. Mills. Electric Light Engine. [Interior view of building showing a spotlessly clean room housing the engine and other machinery.]

Scanned: December 2, 2009


Photographs of the Calumet and Hecla Mines

Manufacturing Process, Buildings, Mutual Water, Power & Light Co. - Mills - General view of plant. [Exterior view of plant and surrounding buildings.]

Scanned: December 2, 2009


Nordberg Pump

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, , Mutual Water Power and Light Co. 40 million gallon Nordberg Pump.

Scanned: March 26, 2009


Point Mills Boiler Plant

Manpower, Labor, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Lake Milling & Smelting Co. Point Mills Boiler Plant [Two workers with shovels stand next to the massive boilers in the plant.]

Scanned: May 23, 2008


Point Mills Nordberg Pump

Manpower, Labor, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Lake Milling & Smelting Co. Point Mills 15 million gal. Nordberg Pump [A man in motion attends to the operation of the pump.]

Scanned: May 23, 2008


Point Mills Wash

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, , Lake Milling & Smelting Co. Point Mills wash. [Image showing a bin full of flint pebbles used to wash the rock at the sight.]

Scanned: May 23, 2008


Point Mills General View

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, Lake Milling & Smelting Co. Point Mills General View [Exterior view of the building .]

Scanned: May 23, 2008