National Museum of Nuclear Science & History
H. W. Butsch worked for the William A. Pope Company.
R. B. Smith worked for Clinton Laboratories at the X-10 Reactor.
Rollin L. Flanagin served in the 1st Ordnance Squadron.
Helena Calloway was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
