National Museum of Nuclear Science & History
M. B. Coley worked for the J.A. Jones Construction Company.
Cornelius Ridner was a staff worker at Los Alamos during the Manhattan Project.
Christianson worked at the 100-F Area at Hanford during the Manhattan Project.
David Holcomb is nuclear engineer who specializes in instrumentation and controls for the molten salt reactors at the Oak Ridge National Laboratory (ORNL).