National Museum of Nuclear Science & History
S. D. McGee worked for the Edenfield Electric Company.
Roy V. Henderson was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
D. W. Cardwell worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Attended the South Dakota School of Mines and Technology.
Grovsnor worked in the United States Engineer District Office.
