National Museum of Nuclear Science & History
H. G. Kercher worked for the J.A. Jones Construction Company.
Donald Webster was a research assistant at the Chicago Met Lab during the Manhattan Project. He received a B.
W. T. Mann worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John J. Norton was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.