National Museum of Nuclear Science & History
Frank Watson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
George Placzek was a Czech physicist. He was born in Brno, Moravia, which was then part of Austria-Hungary but today is in the Czech Republic.
N. B. Hansen served as a corporal in the 390th Air Service Group.
J. F. Ryan worked for Clinton Laboratories at the X-10 Reactor.
