John E. Mikkali

Floyd M. Keeports

C. E. David

C. E. David worked for the Tennessee Eastman Corporation at the Y-12 Plant.

D.M. Ellett

​D. M. Ellett is a mechanical engineer who joined the Manhattan Project after the end of World War II.

O.H. Newton

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