H. L. Jewell

N. F. Smyth

N. F. Smyth worked for the Kellex Corporation at the K-25 Plant.

D. E. McCoig

McCoig worked in the 100 F Area at Hanford during the Manhattan Project.

Vernon P. Guess

G. R. Jessen

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