Nuclear Museum Logo
Nuclear Museum Logo

National Museum of Nuclear Science & History

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.

Related Profiles

Philip Schatkun

Los Alamos, NM

Patricia Sander Barylski

Los Alamos, NM

Ralph Nobles

Los Alamos, NM

Ralph Nobles was one of three brothers to work on the Manhattan Project. He and his brother William worked at Los Alamos, while brother Robert was at the University of Chicago’s Metallurgical Laboratory.

Ralph F. Spicer

Y-12 Plant

Ralph Spicer worked for the Tennessee Eastman Corporation at the Y-12 Plant.