National Museum of Nuclear Science & History
Clyde Howard worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Roger Fulling began working with the DuPont Company in 1934. During World War II he was a division superintendent in DuPont's War Construction Program.
Jas Hoff worked for the United States Engineer District Office.
John Pyle was a research assistant at the Chicago Met Lab during the Manhattan Project.