National Museum of Nuclear Science & History
J. P. Valliant worked for the Union Carbide & Carbon Corporation.
Stanley Anhalt was a laboratory assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Richardson worked at the 200 West area during the Manhattan Project.Richardson worked at the 200 West area at Hanford during the Manhattan Project.
Mark Fred was a research assistant in the chemistry division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.