National Museum of Nuclear Science & History
Calhoun worked at the 300 Area at Hanford during the Manhattan Project.
Melba (Johnston) Robson was a biomedical technician at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Blackstone worked in the United States Engineer District Office.
Albert “Al” Wattenberg was an American physicist. Wattenberg was born on April 13, 1917, in New York City.