National Museum of Nuclear Science & History
C. E. Bettis worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harry Reason was a janitor at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Harlowe worked at the 100-B Area at Hanford during the Manhattan Project.
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.