National Museum of Nuclear Science & History
M. E. Gregson worked for the Roane-Anderson Company.
F. A. Busse worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Joseph Pappalardo was a staff worker at Los Alamos during the Manhattan Project.
E. W. McConnell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
James Downey was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.