Harold F. Seaman

H. L. Ray

H. L. Ray worked for the Kellex Corporation at the K-25 Plant.

F. B. Vaughn

F. B. Vaughn worked for Clinton Laboratories at the X-10 Reactor.

R.R. Sachs

Roy W. Greenlee

Roy Greenlee was a chemist at the University of Chicago Metallurgical Lab and at Oak Ridge, Tennessee.