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National Museum of Nuclear Science & History

John Marshall

PhysicistChicago, IL

Hanford, WA
Manhattan Project VeteranScientistSpouse to Manhattan Project Worker
Listen to John Marshall’s Oral History on Voices of the Manhattan Project

A close associate of Enrico Fermi and Herbert L. Anderson, Marshall also worked with physicist Leo Szilard, one of the most influential figures in the history of atomic energy. During the Manhattan Project years, Marshall was married to the prominent physicist Leona Libby. The pair worked at the Metallurgical Laboratory in Chicago before going to Hanford with their baby boy Peter in 1944.

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