National Museum of Nuclear Science & History
Elvin Olsen was a staff worker at Los Alamos during the Manhattan Project.
Richard Watts was a research assistant at the Chicago Met Lab and at Los Alamos during the Manhattan Project.
Herman Snyder worked on the Manhattan Project at Oak Ridge as a soldier in the Special Engineer Detachment.
D. W. Cardwell worked for the Tennessee Eastman Corporation at the Y-12 Plant.