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