National Museum of Nuclear Science & History
W. H. Griffin worked for the H. K. Ferguson Company.
Paul J. Franz served in the 1st Ordnance Squadron.
Neil Bergen was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Howard Lange was the Curator in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
R. Niekirk worked for the Roane-Anderson Company.
