Public domain
Anaconda smelter, Montana. Anaconda Copper Mining Company. Copper ore on conveyor belt just before being processed by the Symons crusher. The ore has been through the gyratory crusher
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Credit lineAnaconda smelter, Montana. Anaconda Copper Mining Company. Copper ore on conveyor belt just before being processed by the Symons crusher. The ore has been through the gyratory crusher. 1942-01-01. Lee, Russell. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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