National Museum of Nuclear Science & History
Erika Staub was a staff worker at Los Alamos during the Manhattan Project.
Mary Elizabeth Barnes was a radiochemist working in the Y-12 Plant in Oak Ridge, Tennessee from 1946 to 1952.
Louella Simmons was a procurement and property worker at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Williams Helps worked for the Tennessee Eastman Corporation at the Y-12 Plant.
