John F. Berting

Arthur N. Jaffey

Arthur N. Jaffey was an associate chemist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

T. W. Hungerford, Jr.

T. W. Hungerford, Jr. worked for Clinton Laboratories at the X-10 Reactor.

Gavin Hadden

Gavin Hadden was an American civil engineer who served as special assistant to General Leslie R. Groves during the Manhattan Project.

E. L. Kirkwood