National Museum of Nuclear Science & History
Brown worked in the United States Engineer District Office.
Isabel Torres worked at the Los Alamos laboratory during and after the Manhattan Project. She commuted from the neighboring community of Santa Cruz, first by truck, then by bus.
Roger Sr was a mechanical engineer having graduated from Stanford University during World War II. He and his wife, Katherine Barnes were recruited by the FBI who made contact with them at the Santa Fe training station when they were leaving town, after their honeymoon at Ghost Ranch.