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TitleCollection Number And NamePhoto Number
1 Kennecott's open-pit copper mine at Bingham, Utah.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_01
2 Mine locomotive and electric shovel in operation at Utah Copper Mine.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_02
3 Track Shifter in operation at the Utah Copper Mine. This machine does the work of fifty men and has cut costs by cutting the time off consumed in track work operations.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_03
4 Car dumper at the Magna concentrating mill. The car, with between 85 and 100 tons of ore, is turned completely over in the unloading process.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_04
5 Ball mills at the Magna mill. Each cylinder contains about sixty tons of steel balls, which roll as the cylinder turns, grinding the ore between the balls.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_05
6 A validation cell showing the valuable concentration being floated out in a bubbly froth.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_06
7 An air view of American Smelting and Refining Company's Garfield, Utah, smelter, showing the plant and the ever-growing slag dump.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_07
8 The poling furnace at the Garfield smelter. The poles burn the oxygen that would make the copper less pure.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_08
9 The anode casting wheel at the Garfield smelter. The anode has arms so that it can be easily handled and make electrical contact with the bus bar of the electrolytic cell.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_09
10 A section of the tank house at the refinery. The men are knocking off knobs of copper from the cathode which would cause the copper to be deposited improperly if they were to continue to grow.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_10
11 Wire bar casting wheel at the Garfield refinery. The molds are cast of copper at the refinery. THey are sprayed with bone ash and a stream of water is played on the bottom of the mold to keep it from melting.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_11
12 Inspecting and cleaning wire bars at the Garfield refinery.P1477 Gibb R. Madsen Photograph Collectionp1477n01_01_12
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