Delbert N. Mathis

D. R. Treadwell

Treadwell worked at the 100-B and 100-D Areas at Hanford during the Manhattan Project. 

Guy L. Humphrey

M. E. Bishop

Bishop worked at the 300 Area at Hanford during the Manhattan Project. 

E. E. Milligan

E. E. Milligan worked for the Edenfield Electric Company.