National Museum of Nuclear Science & History
Nelson Tibbatts worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Helena Calloway was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Robert Follit was a member of the Special Engineering Detachment assigned to the 509th Composite Group on Tinian Island in the Pacfic.
W. H. Evans worked for the Union Carbide & Carbon Corporation.