National Museum of Nuclear Science & History
Frank Vaughan was a research associate at the Chicago Met Lab during the Manhattan Project.
J. B. Elliott worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Colonel Arthur “Pete” V. Peterson was the Army’s area engineer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
A Missourian by birth, W.K. ("Mac") MacCready held undergraduate and graduate degrees in physical chemistry from the University of Alabama.