National Museum of Nuclear Science & History
Blauvelt worked in the United States Engineer District Office.
J. C. Thompson worked for the Roane-Anderson Company.
B. Roswell Russell worked in the Health Group at the Metallurgical Laboratory in Chicago during the Manhattan Project.
John Arnold joined the Manhattan Project in 1943 when the MED tasked his employer, the Kellogg Corporation, with developing a special barrier for the gaseous diffusion plant in Oak Ridge.