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Start Over You searched for: Organization American Chemical Society Remove constraint Organization: American Chemical Society Organization International Union of Pure and Applied Chemistry Remove constraint Organization: International Union of Pure and Applied Chemistry People Willard, John Ela, 1908-1996 Remove constraint People: Willard, John Ela, 1908-1996 Form Archival materials Remove constraint Form: Archival materials Year 1950 to 1999 Remove constraint Year: <span class="from" data-blrl-begin="1950">1950</span> to <span class="to" data-blrl-end="1999">1999</span>

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