National Museum of Nuclear Science & History
Attended the University of Washington.
Harold W. Kirby served in the 1st Ordnance Squadron.
Leo P. Hassen was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
John Manthey worked for the United States Engineer District Office.
Harry Kamack graduated from Georgia Tech with a degree in chemical engineering, and then went to work for the DuPont Company in late 1942.