National Museum of Nuclear Science & History
H. R. House worked for the Union Carbide & Carbon Corporation.
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.
G. M. Jones worked for the Edenfield Electric Company.
Fred Bruntz worked for the Tennessee Eastman Corporation at the Y-12 Plant.