National Museum of Nuclear Science & History
Warren M. Garrison was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Charles Pigott 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.
Parsons worked in the 300 Area at Hanford during the Manhattan Project.