National Museum of Nuclear Science & History
F. S. Tew worked for the United States Engineer District Office.
A. S. Preston worked for the Tennessee Eastman Corporation at the Y-12 Plant.
James Murray was a security officer at Los Alamos during the Manhattan Project. He led a plainclothes operation under the pseudonym Paul Sheridan, and suspected J.
C. M. Nelson worked for Clinton Laboratories at the X-10 Reactor.
