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National Museum of Nuclear Science & History

James F. Schumar

MetallurgistChicago, IL

Hanford, WA
Manhattan Project VeteranScientist
Listen to James F. Schumar’s Oral History on Voices of the Manhattan Project

James F. Schumar was a metallurgist. In 1940, he became Chief Metallurgist at Wolverine Tube Company. In that capacity, he developed procedures for cladding metallic uranium fuel rods with aluminum and a method to extrude and machine uranium for Hanford’s B Reactor and Chicago Pile-3. In 1946, he was became associate director of the Metallurgy Division at Argonne National Laboratory.

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