National Museum of Nuclear Science & History
W. J. Oates worked for the Kellex Corporation at the K-25 Plant.
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.
Cornelius Ridner was a staff worker at Los Alamos during the Manhattan Project.