1936 Print Copper Ore Pine Oil Anaconda Copper Mining Miner Prospecting FZ2 XEDA3 the Russian campaign resulted in

the Russian campaign resulted in the destruction of Napoleon's army

Djer-Kiss Perfumes

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1936 Print Copper Ore Pine Oil Anaconda Copper Mining Miner Prospecting FZ2 XEDA3 the Russian campaign resulted inThis is an original 1936 halftone print of copper being pulled from the sand fine ore at the Anaconda Copper Mining Company. The caption writes, "Copper is concentrated by flotation out of a mud of sand fine ore, agitated and aerated, the cupriferous particles, though they are the heaviest, are borne to the surface in a bubbly froth, held together with pine oil, for which they have an affinity. This is skimmed off; the rest is waste." The Anaconda