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Genre Slides Remove constraint Genre: Slides Genre Photographs Remove constraint Genre: Photographs Rights No Known Copyright Remove constraint Rights: No Known Copyright Subject E.I. du Pont de Nemours & Company. Experimental Station Remove constraint Subject: E.I. du Pont de Nemours & Company. Experimental Station

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    • circa 1930

    Two close-up views of a demonstration of the cold-drawing technique used to produce the 3-16 polyester super-silk fiber, the forerunner of nylon. This technique was discovered by DuPont chemist Julian Hill (1904-1996)…