National Museum of Nuclear Science & History
Don Simpson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Long worked for Stone and Webster Engineering Corporation.
Greager worked at the 200 West Area at Hanford during the Manhattan Project.
Dickinson worked in the United States Engineer District Office.
Volney C. Wilson was a research associate at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.