National Museum of Nuclear Science & History
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.
William M. Eichbaum worked on the Manhattan Project in Oak Ridge, TN for the Clinton Engineer Works.
Leonard worked in the 300 Area at Hanford during the Manhattan Project.
Ralph A. James (1920-1973) was a research associate in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.