National Museum of Nuclear Science & History
Breyer worked in the United States Engineer District Office.
Dr. Theron G. Finzel was a chemical engineer/chemist. He worked for DuPont, and was asked to help on the Manhattan Project.
F. A. Thomas worked for the Edenfield Electric Company.
Niels Bohr (1885-1962) was a Danish physicist and winner of the 1922 Nobel Prize in Physics. Bohr began his work on the Manhattan Project after fleeing to Sweden from Denmark because of German occupation in 1943.