National Museum of Nuclear Science & History
John Leahy worked for the United States Engineer District Office.
Roderick W. Spence was an American physical chemist who worked on the Manhattan Project at Los Alamos.
Kopanski worked at the 200 East Area at Hanford during the Manhattan Project.
W. J. Cunningham worked for the Roane-Anderson Company.
Robert E. Smithson served as a master sergeant in the the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Strange Cargo.
