Jay W. Fawcett

H. H. Mason

Mason worked in the 300 Area at Hanford during the Manhattan Project.

Donald Engelkemeior

Donald Engelkemeior was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Ralph M. Gilbert

Dave Weatherly

Dave Weatherly worked for the Kellex Corporation at the K-25 Plant.