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Calumet and Hecla Mining Company House Plan |
Earthwork, Human Settlements, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining |
Calumet and Hecla Mining Company Residence No. 1158 Basement and Attic Plan. Scanned: March 19, 2012 |
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Ahmeek Mill Boiler House Drawing |
Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Metal Trade, Copper Industry and Trade, Buildings |
Calumet & Hecla Consolidated Copper Company. Machine location plan - GR. 14.5 & 32.5 Mechanical Equipment, boiler house - Ahmeek Mill - Hubbell, Michigan. Scanned: August 13, 2014 |
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Calumet and Hecla - Machine Location Plan |
Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Buildings, Engineering |
Calumet and Hecla Consolidated Copper Company. Mechanical equipment - pump house and old boiler house. Ahmeek Mill in Hubbell, Michigan. Drawings made by Stone and Webster Engineering Corporation. Scanned: August 12, 2014 |
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Ahmeek Mill Fire Protection System Plans |
Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Buildings, |
Calumet & Hecla Consolidated Copper Company, Ahmeek Mill Fire Protection System Plans. Scanned: August 11, 2014 |
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Calumet & Hecla Mining Company - Hecla Sand Wheel House Drawings |
Engineering, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, |
Calumet & Hecla Mining Company - Hecla Sand Wheel House Elevations and Plan. Scanned: September 9, 2014 |
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Calumet & Hecla Mining Company - Hecla Mill Extension Drawings |
Engineering, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, |
Calumet & Hecla Mining Company Hecla Mill Extension. Shows sections of Mill and Annex. Scanned: September 9, 2014 |
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Calumet & Hecla Mining Company - Stamp Mill Drawings |
Engineering, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, |
Calumet & Hecla Mining Company - Stamp Mill Boiler House Locker Room in Old Filtering Plant. Scanned: September 9, 2014 |
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Ahmeek Mining Company Drawing |
Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Buildings, |
Ahmeek Mining Company, Ahmeek No. 3 and 4, Air Pipe Line and Tunnel Sheave Stand Foundations. Approved October 19, 1912. Scanned: August 7, 2012 |
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Quincy Company Plan Drawing |
Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Engineering, |
Sketch of Skip Gate and Chute. Scanned: July 8, 2013 |
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Freda Mill |
Buildings, Dwellings, Natural Resources, Mines and Mineral Resources, Copper Mines and Mining, Historic Sites, Historic Districts |
The Freda Mill in 1904 - 1902 at Champion Mining Company. Scanned: August 26, 2013 |