W. E. Dreeszen

Okey B. Ellison

Okey B. Ellison was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Charles A. Tardiff

Charles Tardiff worked for the Kellex Corporation at the K-25 Plant.

Edward J. Simon

Edward Simon worked for the Roane-Anderson Company.

R. A. Lindeman