National Museum of Nuclear Science & History
R. Y. Blackwell worked for the Fercleve Corporation.
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.
J. T. Weills worked for Clinton Laboratories at the X-10 Reactor.
James Roberts was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Howard L. Kuhn served in the 1395th Military Police Company, Aviation.