Browse Subjects | Copper Country Historical Images

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Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manpower, Labor,	Pouring concrete at base of bearers and tamping 6" of ashes on incline above ledge. [Thirteen in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 13, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manpower, Labor,	Showing method of shutes for concreting of incline. [Fourteen in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 13, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manpower, Labor,	Showing reinforcement of concrete in incline. [Fifteen in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 14, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, ,	Showing method of timbering. [Sixteen in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 14, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manpower, Labor,	Showing planking on set timbers 6" cedar logging blocking between hanging and timber. Fire escape opening is shown in foreground. [Seventeen in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 13, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Manpower, Labor,	View of fire escape shaft prior to timbering. [Eighteen in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 13, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, ,	Horizontal brace timbers from set #22 to concrete incline. [Nineteen in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 13, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, ,	Looking down shaft from surface into south compartment. [Twenty in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 13, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, ,	View of bucket and trolley. [Twenty-one in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 13, 2009	Add
Calumet & Hecla - Building a New Mine	Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Woody Plants, Trees,	View of transmission line brushed out for 1700 feet. [Twenty-three in a series of 24 photos showing the steps in building a new mine shaft.] Scanned: October 13, 2009	Add