National Museum of Nuclear Science & History
R. E. Breathitt worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Sanford McDonnell was a mechanical engineer with the Special Engineering Detachment at Los Alamos from April 1944 to April 1946.
Dr. Lauren Donaldson (1903-1998) was an ichthyologist who was hired by the Manhattan Engineering District at Hanford to monitor effects of radioactive contamination in the Columbia River.
