Title | Collection Number And Name | Photo Number | ||
---|---|---|---|---|
1 |
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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 Collection | p1477n01_01_04 |
2 |
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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 Collection | p1477n01_01_05 |
3 |
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Inspecting and cleaning wire bars at the Garfield refinery. | P1477 Gibb R. Madsen Photograph Collection | p1477n01_01_12 |