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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


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


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


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


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


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


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


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


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


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