National Museum of Nuclear Science & History
Don Simpson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
James B. Snodgrass was a member of the Mounted Military Police working on site security at Los Alamos and the Trinity test site.
John Nicklin worked for the United States Engineer District Office.
Harry Allen worked in procurement and supply for Los Alamos during the Manhattan Project. He was also involved in organizing preparations for the Trinity Test.
J. A. Elkins worked for the Edenfield Electric Company.