The Manhattan Project

In partnership with the National Museum of Nuclear Science & HistoryNational Museum of Nuclear Science & History

Warren Sheehan

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Warren Sheehan joined Mound Laboratory in April 1956. He spent the first half of his career in health physics, where he developed a new methodology for determining the amount of plutonium in urine. Sheehan replaced long-time Mound employee Mary Lou Curtis when she retired, and joined the Nuclear Operations Group.