National Museum of Nuclear Science & History
G. R. McLeod worked for the Tennessee Eastman Corporation at the Y-12 Plant.
E. C. McAdoo worked for the Roane-Anderson Company.
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.
Harry worked at Los Alamos during the Manhattan Project.
