National Museum of Nuclear Science & History
Robert Ellingson arrived in Oak Ridge in June 1943. Shortly after Ellingson arrived, however, he was informed by his employer, Tennessee Eastman, that they already had too many chemists and chemical engineers.
W. H. Griffin worked for the H. K. Ferguson Company.
A. E. Bohnard worked for the J.A. Jones Construction 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.