16 résultats pour : copper miners
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UMG22A48_492
Speed! Speed! Speed!
UMG20A60_254
Open-pit workings of the Utah Copper Company, Bing...
UMG20A67_277
Copper mining and sulfuric acid plant, Copperhill,...
UMG20A60_253
Carr Fork Canyon from "G" bridge, Bingham Copper M...
UMG20A68_291
Open-pit workings of the Utah Copper Company, Bing...
UMG20A65_286
Iron mine, Red Mountain, Birmingham, Alabama 1906
![Copper mining and sulfuric acid plant, Copperhill], Tenn. 1939](https://lres.photo12.com/th/t-umg20a70_103.jpg)
UMG20A70_103
Copper mining and sulfuric acid plant, Copperhill]...
![Copper mining and sulfuric acid plant, Copperhill], Tenn. 1939](https://lres.photo12.com/th/t-umg20a62_341.jpg)
UMG20A62_341
Copper mining and sulfuric acid plant, Copperhill]...
![Shaft No. 2, Quincy [Copper] Mine, Hancock, Mich. 1906](https://lres.photo12.com/th/t-umg20a70_382.jpg)
UMG20A70_382
Shaft No. 2, Quincy [Copper] Mine, Hancock, Mich. ...
UMG20A57_123
train bringing copper ore out of the mines, Duckto...
UMG20A55_476
A mile underground--loading and handling cars with...
![Copper mining and sulfuric acid plant, Copperhill], Tenn. 1939](https://lres.photo12.com/th/t-umg20a67_278.jpg)
UMG20A67_278
Copper mining and sulfuric acid plant, Copperhill]...
UMG20A61_217
Mining land erosion & destruction 1939
UMG20A61_216
Mining land erosion & destruction 1939
UMG20A67_105
Masonic Grand Lodge of Arizona meeting in the cave...
UMG20A13_077