E. G. Butts

John J. Norton

John J. Norton was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Frank E. Keene

Frank E. Keene was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Norman Greenspan

R. K. Cooke

R. K. Cooke served in the 390th Air Service Group.