National Museum of Nuclear Science & History
R. Niekirk worked for the Roane-Anderson Company.
Omer Dearen worked for the Roane-Anderson Company.
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.
Eva Roberts was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.