Cleo R. Hamman

Fred W. Goodloe

Fred W. Goodloe was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H. W. Livingston

H. W. Livingston worked for the Tennessee Eastman Corporation at the Y-12 Plant.

S. W. Pratt

S. W. Pratt worked for Clinton Laboratories at the X-10 Reactor.

Ralph M. Adams