National Museum of Nuclear Science & History
Jessen worked at the 300 Area at Hanford during the Manhattan Project.
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.
Robert R. Williamson was a laboratory assistant and computer at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
