National Museum of Nuclear Science & History
J. E. Pearman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Clifford Nilsson served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Francis J. McGurrin served in the 393rd Bombardment Squadron.
Before he came to Hanford Sam Campbell had a varied work history, including service with the coast artillery in the Philippines and pipeline construction in South America.