¶ Copper Sequence
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Copper Sequence:
"And we got into weapons and pins and fastenings of ships; and later on they found that wrought iron would do it, so they took copper out of that. It opened up one industry after another. At first, railroading-- you couldn’t have any rusting-- therefore an enormous amount of brass and bronze. And just as fast as you could find some other way of doing that, cheaper metal-- any of the irons did that. So copper dropped out there. The cost of-- great utilities… In automobiles they kept down copper because it cost so much-- about 30 pounds in an automobile. But you did have to have it in the sparking equipment and in the engine, and so forth.
"But I followed my copper very closely. And in the building industry there were great copper roofs and an enormous amount of plumbing, and so forth. And I got into something else which was very fascinating: nature’s gestation rates in various arts. In electronics there is only two years between invention and use, because it is actually entirely mathematically evidenced whether it’s better or not. It didn’t matter whether you liked the looks of it-- you were working in an invisible world. So it gets in fast. Aeronautics: in aeronautical production it is
