National Museum of Nuclear Science & History
Harry Kamack graduated from Georgia Tech with a degree in chemical engineering, and then went to work for the DuPont Company in late 1942.
James S. Cole is an American engineer. He served as an airplane engineer during World War II, and began working at the K-25 plant at Oak Ridge, TN in 1945, shortly after the end of the war.
Walter Brill worked for the Fercleve Corporation.