National Museum of Nuclear Science & History
S. M. MacNeille worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Walter E. Jordan worked on the Manhattan Project as an employee of DuPont on the physics staff. He worked at the University of Chicago and Hanford, WA.
Louis Slotin (1910-1946) was a Canadian physicist. Shortly after World War II, he died from radiation sickness contracted during a dangerous experiment conducted at Los Alamos.