National Museum of Nuclear Science & History
Mr. U. M. Staebler graduated from the University of Kansas with a B.S. degree in Physics in 1942, and had since devoted his entire professional career to the field of nuclear energy.
Clarence Grover Sproul worked as a machinist on the Manhattan Project in Los Alamos, NM from January through June 1945.
James J. Nickson was a medical doctor and Section Chief of H-III Medical Industrial Hazards and Health Physics in the Health Division at the University of Chicago Met Lab.