National Museum of Nuclear Science & History
J. E. Sampson worked for the United States Engineer District Office.
F. E. McMillan served in the 509th Headquarters and Base Services Squadron.
McCann worked in the 200 East Area at Hanford during the Manhattan Project.
Harry Palevsky (1919-1990) was an American engineer. A Chicago native, Palevsky began his work on the Manhattan Project at the University of Chicago Metallurgical Laboratory shortly after finishing his undergraduate career at Northwestern University.
