National Museum of Nuclear Science & History
Samuel Beall Jr. is a nuclear engineer who worked on the Manhattan Project at Chicago, IL, Oak Ridge, TN, and Hanford, WA.
Calderwood worked at the 200 East Area at Hanford during the Manhattan Project.
Clara Scharing was a staff worker at Los Alamos during the Manhattan Project.
Robert Hobart worked for the United States Engineer District Office.
