File:John Howard Northrop.jpg
John_Howard_Northrop.jpg (280 × 396 pixels, file size: 56 KB, MIME type: image/jpeg)
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Date/Time | Dimensions | User | Comment | |
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current | 22:00, 2 February 2012 | 280 × 396 (56 KB) | Materialscientist | {{Information |Description ={{en|1=John Howard Northrop (July 5, 1891 – May 27, 1987) }} |Source =http://www.nobelprize.org/nobel_prizes/chemistry/laureates/1946/northrop.html |Author =unknown |Date =1946 |Permission = | |
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