National Museum of Nuclear Science & History
W. R. Roseberry worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Michael Cefola was an American chemist and a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
A. R. McCallum worked for the United States Engineer District Office.
R. Q. Williams worked for the Roane-Anderson Company.
