National Museum of Nuclear Science & History
Hagan worked in the United States Engineer District Office.
C. W. Barrett worked for the Roane-Anderson Company.
W. T. Hanson, Jr. worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.
Robert Meisky worked for the United States Engineer District Office.