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Show U. S. Copper Production. The United States is by far the largest copper producer in the world; in fact, we produce more than all the rest of the world together. The growth of the copper cop-per industry In. the United States has I een notable, according to figures compiled com-piled by the United States geological survey. sur-vey. In 1S45 the production was 224,000 pounds; in 1913 it wad 1,224, 454, OT'S pounds. The total production of the United States from l$oi to 1513 was 1$,-S 1$,-S j i . 1 . 6.CI0 pounds. |