National Museum of Nuclear Science & History
Clark Prather worked for the Kellex Corporation at the K-25 Plant.
Dr. Theron G. Finzel was a chemical engineer/chemist. He worked for DuPont, and was asked to help on the Manhattan Project.
Wilbur G. Scott served in the 603rd Air Engineering Squadron.
Karl Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.