National Museum of Nuclear Science & History
Brown worked in the United States Engineer District Office.
Ratterman worked at the 200 East area at Hanford during the Manhattan Project.
Mary Littleton worked for the J.A. Jones Construction 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.