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.

Related Profiles

Paul F. Gast

Hanford, WA

Gast worked at the 300 Area at Hanford during the Manhattan Project.

Lew Kowarski

France

Lew Kowarski was a Russian-born French physicist. He worked as part of the team that discovered that neutrons were emitted in the fission of uranium-235 in the 1930s, setting the groundwork for the use of nuclear chain reactions in the design of the atomic bomb.

J. R. Carter

Hanford, WA

Kathleen M. Clark

Hanford, WA