National Museum of Nuclear Science & History
Harold Smith worked for the Kellex Corporation at the K-25 Plant.
G. M. Shifley worked for the J.A. Jones Construction Company.
George Meyers was a glassblower at the SAM Laboratory at Columbia University. He was only a teenager, but had a talent for glass blowing by hand that was needed by Columbia's scientists.
Homer Howell worked for Clinton Laboratories at the X-10 Reactor.