National Museum of Nuclear Science & History
Attended the Massachusetts Institute of Technology.
Seymour Calvert served for 11 months in the Special Engineering Detachment at Los Alamos. He specialized as a chemical engineer, and carried out experiments with beryllium that were often dangerous.
Clifford E. Willison served in the 1027th Air Material Squadron.
O. S. Loud worked for the Tennessee Eastman Corporation at the Y-12 Plant.