National Museum of Nuclear Science & History
J. R. O'Neill worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Roberta A. Edwards was a lab technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Leo Wojtanowski worked in a shop at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
