National Museum of Nuclear Science & History
M. G. Sonner worked for the J.A. Jones Construction Company.
Vernon Cordell worked for the Kellex Corporation at the K-25 Plant.
E. D. Hoynoski worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Gerold Tenney was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.