National Museum of Nuclear Science & History
Dr. Theron G. Finzel was a chemical engineer/chemist. He worked for DuPont, and was asked to help on the Manhattan Project.
Hillard Staley worked for the Roane-Anderson Company.
John Flegal worked for the H. K. Ferguson Company.
Felix Bloch was a Swiss physicist and the winner of the 1952 Nobel Prize. Bloch was born in 1905 in Zurich, Switzerland.