National Museum of Nuclear Science & History
Carmine A. Genova served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.
McCannon worked in the 200 W Area at Hanford 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.