National Museum of Nuclear Science & History
Grovsnor worked in the United States Engineer District Office.
H. F. Olin served in the 390th Air Service Group.
Edward M. Josefiak served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Some Punkins.
Clarence Signaigo was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
