National Museum of Nuclear Science & History
F. L. Casey worked for the J.A. Jones Construction Company.
W. L. Ginkel worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Fredrick “Fred” D. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Harvey Grove worked for the Tennessee Eastman Corporation at the Y-12 Plant.