National Museum of Nuclear Science & History
John Francis Moynahan was a Public Relations Officer for the Manhattan Engineering District, and later worked as an international public-relations consultant.
Jesse Gunter worked for the Tennessee Eastman Corporation at the Y-12 Plant.
A. L. Longshore worked for the United States Engineer District Office.
John Mihalkanin was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.