National Museum of Nuclear Science & History
E. E. Swanson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
A. S. Hoke worked for the Roane-Anderson Company.
D. M. Smith worked for Clinton Laboratories at the X-10 Reactor.
Blackstone worked in the United States Engineer District Office.
Henry Paul was a staff worker at Los Alamos during the Manhattan Project.