National Museum of Nuclear Science & History
LeRoy Grigsby worked for the Roane-Anderson Company.
N. J. Johnson worked for Hanley & Company.
Wendell Countiss worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Frances T. Janis was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Harry D. Andritsis served in the 393rd Bombardment Squadron.
