National Museum of Nuclear Science & History
J. A. King worked for the Roane-Anderson Company.
Harry Sadler worked for the A. S. Schulman Electric Company.
Colonel Clifford Heflin was a decorated member of the Armed Forces, serving in the Air Force for 31 years.
Herbert M. Parker (1910-1984) was a British-American medical physicist. He worked at Chicago, Oak Ridge, and Hanford during the Manhattan Project, and is perhaps best known for inventing the rep (a precursor of the rad) and helping develop the rem to measure radiation dosage.