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Photographs of the Calumet and Hecla Mines |
Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Excavation, Dredging, Manufacturing Process, Mills and Millwork |
Calumet and Hecla Stamp Mills. Sand Dredge. Switch board. [Interior view of the dredge showing the switch board.] Scanned: November 4, 2009 |
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Photographs of the Calumet and Hecla Mines |
Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Excavation, Dredging, Manufacturing Process, Mills and Millwork |
Calumet and Hecla Stamp Mills. Sand Dredge. General View. [Exterior view of the dredge.] Scanned: November 4, 2009 |
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Photographs of the Calumet and Hecla Mines |
Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, Manufacturing Process, Mills and Millwork |
Calumet and Hecla Stamp Mills. Power Plant. Steam Turbine. [Interior view of the plant showing the equipment.] Scanned: November 4, 2009 |
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Photographs of the Calumet and Hecla Mines |
Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, Manufacturing Process, Mills and Millwork |
Calumet and Hecla Stamp Mills. Pump "Michigan" built in 1889 by I. P. Morris Co., Philadelphia. Capacity 60 million gallons in 24 hours. Used from 1889 to 1939, when the Calumet mills closed down, to supply water for milling operations. Scanned: November 6, 2009 |
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Calumet and Hecla Stamp Mills and Smelting Works |
Manufacturing Process, Mills and Millwork, Historic Sites, Historic Mines, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining |
Calumet and Hecla Stamp Mills and Smelting Works [Map showing the lay out of the C and H mill and smelting works facilities as they were on the banks of Torch Lake.] Scanned: June 8, 2012 |
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Calumet and Hecla Stamp Mills and Houses |
Manufacturing Process, Mills and Millwork, Historic Sites, Historic Mines, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining |
Calumet and Hecla Stamp Mills and Houses; Plan of Buildings in 1914. Scanned: June 8, 2012 |
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Calumet and Hecla Boiler House |
Manufacturing Process, Mills and Millwork, Historic Sites, Historic Mines, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining |
Calumet and Hecla Mining Company Stamp Mill Boiler House; proposed coal preparation plant. Scanned: June 8, 2012 |
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Calumet and Hecla Mills |
Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Manufacturing Process, Mills and Millwork, Historic Sites, Historic Mines |
Surface Map of C & H Mills. [Includes sketches of Torch Lake, the Hecla Sand Bank, a leaching plant, regrinding plants and other mine related facilites.] Scanned: June 1, 2012 |
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Calumet and Hecla Mills and Houses |
Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Manufacturing Process, Mills and Millwork, Historic Sites, Historic Mines |
Surface Map of C & H Mills. [Includes sketches of Torch Lake, the Hecla Sand Bank, a leaching plant, regrinding plants and other mine related facilites.] Scanned: July 30, 2013 |
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Osceola Township Map |
Historic Sites, Historic Mines, Manufacturing Process, Mills and Millwork, Metal Trade, Copper Industry and Trade, Copper Mines and Mining |
[Map of Osceola Township and the mines that own plots of land within this township.] Scanned: June 5, 2012 |