National Museum of Nuclear Science & History
C. Vanden Bulck worked for the United States Engineer District Office.
Archie H. Germany worked for Clinton Laboratories at the X-10 Reactor.
Frederick A. Zenz was a chemical engineer, and received a B.A. in Chemistry from Queens College. He then earned his M.
Helen J. Arson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Daniel N. Koshland was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.