National Museum of Nuclear Science & History
J. M. Herndon worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Wayne Marshall was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
John worked at Los Alamos during the Manhattan Project, as Enrico Fermi‘s bodyguard. He moved with his wife and daughter to Los Alamos in 1943.