National Museum of Nuclear Science & History
R. M. Van Petten worked for the Kellex Corporation at the K-25 Plant.
Evelyn O. Gaston was a laboratory technician in the Health Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Melvin S. Friedman was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Attended the City College of New York.