National Museum of Nuclear Science & History
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.
J. R. Conway worked for the Tennessee Eastman Corporation at the Y-12 Plant.
William St. Clair worked for the United States Engineer District Office.
Irwin P. Sharpe was born in 1921 and died just short of his 100th birthday in 2021. He was recruited for the Manhattan Project by his employer, General Electric, after he graduated from the University of Michigan with a degree in engineering in 1942.