National Museum of Nuclear Science & History
D. A. Parker worked for the Edenfield Electric Company.
G. Z. Barton worked for the Poe Piping & Heating Company.
William P. Norris was an associate bio-chemist at the University of Chicago Met Lab. After a stint at the Dow Chemical Company, he joined the Manhattan Project in July 1944.
H. E. Reuben worked for the J.A. Jones Construction Company.
Miller worked in the 200 West Area at Hanford during the Manhattan Project.