National Museum of Nuclear Science & History
John Ruhoff worked for the United States Engineer District Office.
O. R. "Big" Simpson was a second lieutenant in military intelligence in charge of convoys carrying plutonium from Hanford to Fort Douglas, Utah.
Shad Marshall worked at Los Alamos on the Manhattan Project. He was married to Natalie Marshall, who also worked on the project.
F. C. Todd worked for the Fercleve Corporation.
