SWAFFHAM BULBECK -AUGUST 4: Sir Frederick Sanger poses for a portrait at home in Swaffham Bulbeck, Cambridgeshire on August 4, 1993. Sir Frederick won the Nobel Prize for Chemistry in 1958, for his work on the structure of proteins, especially that of Insulin. He won it for a second time in 1980 for his work on DNA. (Photo by David Levenson/Getty Images)
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Hulton Archive David Levenson