National Museum of Nuclear Science & History
Ralph Brooks worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Cyril Smith (1903-1992) was a British metallurgist. He was married to the historian Alice Kimball Smith.
W. H. Seaman worked for the United States Engineer District Office.
William Cowart was a design engineer with the Special Engineering Detachment for the Manhattan Project at Los Alamos, New Mexico.
