National Museum of Nuclear Science & History
See worked for Stone and Webster Engineering Corporation.
Hilford Nelson 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.
J. W. Dishner worked for the Tennessee Eastman Corporation at the Y-12 Plant.