National Museum of Nuclear Science & History
Don Simpson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John Reid was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
John V. Williams served in the 320th Troop Carrier Squadron.
Alan N. Ayers was a staff member at Los Alamos during the Manhattan Project.
Halbrook worked in the United States Engineer District Office.
