National Museum of Nuclear Science & History
V. D. Donihee worked at the 200 West Area at Hanford during the Manhattan Project.
C. T. Hodge worked for the Tennessee Eastman Corporation at the Y-12 Plant.
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.