National Museum of Nuclear Science & History
Fredrick “Fred” D. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
C. E. Tholstrup worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harold Knisley served as a private first class in the 393rd Bomb Squadron in the 509th Composite Group as an aircraft mechanic.
Hayes worked in the United States Engineer District Office