National Museum of Nuclear Science & History
Clarkson worked in the United States Engineer District Office.
Roy K. Balliet served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Big Stink, and he and his crew were later reassigned to Luke the Spook.
V. C. Kelsey worked for the Roane-Anderson Company.
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.
Before WWII, Miles Leverett was a young Ph.D chemical engineer working for Humble Oil & Refining Co.