1936 Print Copper Ore Pine Oil Anaconda Copper Mining Miner Prospecting FZ2 XEDA3 Keywords specific to this image:

Keywords specific to this image: Akropolis

There are a few small tears in the left margin of this ad

Keywords specific to this image: Exit

the Woodbury brand utilized such techniques as striking fear into women who did not use Woodbury products

1936 Print Copper Ore Pine Oil Anaconda Copper Mining Miner Prospecting FZ2 XEDA3 Keywords specific to this image:This 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