National Museum of Nuclear Science & History
T. W. Miller worked for the Edenfield Electric Company.
Attended Lehigh University.
Cathcart worked at the 200 East Area at Hanford during the Manhattan Project.
David Dow was a lawyer. He served as administrative assistant to J. Robert Oppenheimer. He was in charge of non-technical activities at Los Alamos and the Compagna Hill monitoring site, 20 miles from the Trinity test.
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.
