National Museum of Nuclear Science & History
H. R. Brigham worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Norman Harry Nachtrieb was an American chemist who worked on the Manhattan Project at the University of Chicago and Los Alamos.
Troy Richardson worked for the Roane-Anderson Company.
Robert Webster was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.