National Museum of Nuclear Science & History
Hilda Holzman worked for the United States Engineer District Office.
Dennis Dwyer was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
R. R. Kegarise worked for the Kellex Corporation at the K-25 Plant.
J. D. Hayes worked for the Tennessee Eastman Corporation at the Y-12 Plant.
