National Museum of Nuclear Science & History
A. E. Ballard worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hayes worked at the 300 Area at Hanford during the Manhattan Project.
G. R. Klingman worked for the Roane-Anderson Company.
Gerold Tenney was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
