Howard B. Denman

John M. Scherer

J. J. Combes

J. J. Combes worked for the Kellex Corporation at the K-25 Plant.

D. D. Ogden

D. D. Ogden worked for the J.A. Jones Construction Company.

Edward Czuba

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