Josiah P. Cooke
Harvard mineralogist and chemist (1827-1894) · United States · On the map · Scientists · Died at 66
Josiah Parsons Cooke was an American chemist who worked at Harvard University and was instrumental in the measurement of atomic weights, inspiring America's first Nobel laureate in chemistry, Theodore William Richards, to pursue similar research.
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Cooke's 1854 paper on atomic weights has been said to foreshadow the periodic law developed later by Mendeleev and others. Historian I. Bernard Cohen described Cooke "as the first university chemist to do truly distinguished work in the field of chemistry" in the United States.
