National Museum of Nuclear Science & History
T. U. Foster worked for the H. K. Ferguson Company.
Colonel Clifford Heflin was a decorated member of the Armed Forces, serving in the Air Force for 31 years.
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
Edward Smith was a chemical engineer employed by the civilian contractor Eastman Kodak at the K-25 Plant in Oak Ridge, Tennessee.
Helen Mannon worked for the Roane-Anderson Company.