R. A. Mitchell

John Mihalkanin

John Mihalkanin was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Genevieve Martel

Jose M. Sandoval

Jose Sandoval was a staff worker at Los Alamos during the Manhattan Project.

H. T. Davies

H. T. worked for Clinton Laboratories at the X-10 Reactor.