Charles H. Boal

C. L. Johnson

Johnson worked at the 100-F Area at Hanford during the Manhattan Project. 

Richard G. Brown

Philip Grant Koontz

Philip G. Koontz was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Wallace Addis

Wallace Addis worked for the Kellex Corporation at the K-25 Plant.