National Museum of Nuclear Science & History
Claire Balke was the leader of the Miscellaneous Metallurgy Division in the Chemistry and Metallurgy Division at Los Alamos during the Manhattan Project.
Walker worked at the 100-F Area at Hanford during the Manhattan Project.
R. B. Williams worked for the Union Carbide & Carbon Corporation.
Frank R. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.