National Museum of Nuclear Science & History
Opal Adamson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Kenneth J. Cooper served in the 1st Ordnance Squadron.
Clatworthy worked at the 200 West Area at Hanford during the Manhattan Project.
John H. Martens was a research associate and chemist at the University of Chicago Met Lab and a member of the Special Engineer Detachment at Oak Ridge.
