National Museum of Nuclear Science & History
Webb worked at the 200 West Area at Hanford during the Manhattan Project
Harold B. Nilling was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Greening worked in the United States Engineer District Office.
Oscar Moore worked for the United States Engineer District Office.
Ed Helfenberger worked for the Roane-Anderson Company.
