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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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