National Museum of Nuclear Science & History
Miguel Romo was a staff worker at Los Alamos during the Manhattan Project.
Ellahugh Wayman 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.
Ed Helfenberger worked for the Roane-Anderson Company.
Nathalie Baumbach was an American chemist who worked on the Manhattan Project. Baumbach majored in chemistry at the University of California Los Alamos.