National Museum of Nuclear Science & History
Kerr worked for Stone and Webster Engineering Corporation.
Twichell worked at 200 West Area at Hanford during the Manhattan Project.
Austin M. Brues (1906-1991) was the Director of the Biology Division at the Manhattan Project’s Chicago location, the Metallurgical Laboratory (Met Lab).
L. S. Baldin worked for the Edenfield Electric Company.
B. F. Marx worked for the United States Engineer District Office.