National Museum of Nuclear Science & History
L. F. Preston worked for the United States Engineer District Office.
George Ruhl worked for the Kellex Corporation at the K-25 Plant.
Colonel Clifford Heflin was a decorated member of the Armed Forces, serving in the Air Force for 31 years.
Frank J. Fortine served in the Special Engineering Detachment and Project Alberta, the group that transported the first atomic bombs to Tinian Island.
