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O’rourke, John
John O’Rourke, a retired professor of marketing, lives in Carmel, California, and writes free-lance. More >>

Olson, C. Marcus
C. Marcus Olson worked for Du Pont from 1936 to 1971. From 1950 to 1968 he was laboratory director of the Pigments Department Laboratory at the Du Pont Experimental Station. More >>
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