National Museum of Nuclear Science & History
Fredrika Lewis was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
John D. Hopper served as a civilian in Project Alberta.
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.
