National Museum of Nuclear Science & History
Attended the University of Pennsylvania.
H. S. Mantooth worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Dale Johnson was a lieutenant commander responsible for operating drone boting in the Bikini lagoon during the Operation Crossroads nuclear tests.
Lomie F. Caho was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.