National Museum of Nuclear Science & History
W. T. Yates worked for the Roane-Anderson Company.
Leo P. Hassen was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
John von Neumann was a Hungarian-American mathematician, physicist, and polymath. A child prodigy, by the age of eight he was familiar with calculus and knew Ancient Greek.
Herbert R. Anderson was a staff member at Los Alamos during the Manhattan Project.