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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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Map- Calumet and Hecla Reclamation |
Industries, Historic Sites, Historic Mines, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining |
Calumet and Hecla Mining Company; Calumet Reclamation. Map Showing Coordinate System and Stations for Locating Dredge. Scanned: June 8, 2012 |
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Engineering Drawing- Hecla Mill |
Industries, Historic Sites, Historic Mines, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining |
Calumet and Hecla Mining Company, Hecla Mill- Heads 1 to 6 flotation coundations, bents 1 to 8. Scanned: July 30, 2013 |
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Coal Crushing Plant |
Industries, Historic Sites, Historic Mines, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining |
Calumet and Hecla Mining Company coal crushing plant [Company blue print]. Scanned: July 30, 2013 |
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Calumet and Hecla Stamp Mills |
Industries, Historic Sites, Historic Mines, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining |
Calumet and Hecla Mining Company Stamp Mills; Fire Protection System. Scanned: June 8, 2012 |
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Calumet & Hecla Mining Company - Hecla Mill Drawings |
Engineering, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, |
Calumet & Hecla Mining Comany, Hecla Mill wash heads. Foundation walls and launders plan. Scanned: September 9, 2014 |
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Calumet & Hecla Mining Company - Plan & Evaluation of Machinery |
Engineering, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, |
Calumet & Hecla Mining Company Hecla Mill Heads No. 12 and No. 13, plan and elevation of machinery. Scanned: September 9, 2014 |
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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 |