National Museum of Nuclear Science & History
Leon Matlock worked for the Kellex Corporation at the K-25 Plant.
S. L. Wilson worked for the J.A. Jones Construction Company.
G. A. Nenstiel worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Herbert Silverstone was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
P. D. Simpson worked for the Poe Piping & Heating Company.
