National Museum of Nuclear Science & History
Robert Marshak was an American physicist. Marshak was born in 1916 in New York City. He received a B.
B. H. Brown worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Arthur Levy was a member of the Special Engineering Detachment responsible for developing high explosive casting procedures for the Fat Man plutonium bomb at S-Site at Los Alamos.
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.
