National Museum of Nuclear Science & History
T. L. Harrigan worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ilse Perlman was a staff worker at Los Alamos during the Manhattan Project.
Celeste Hand was a switchboard operator at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
E. H. Grey worked for the Tennessee Eastman Corporation at the Y-12 Plant.