Howard T. Parr

John J. Hecthberger

N. B. Walsh

N. B. Walsh worked for the United States Engineer District Office.

E. G. Richardson

E. G. Richardson worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Darrell Dvorak

Darrell Dvorak’s father-in-law, Colonel Clifford John Heflin, worked for the Manhattan Project.