Gilbert M. Purswell

R. L Vaught

Vaught worked at the 100-D Area at Hanford during the Manhattan Project. 

R.J. Stephenson

R.J. Stepheson was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.

J. P. Heater

Heater worked at the 100-D Area at Hanford during the Manhattan Project.

Irvin F. Smith