National Museum of Nuclear Science & History
Mathias A. Klinger was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
William S. Stinnette served in the First Ordnance Squadron.
Mathias (“Matthew”) Antone Thennes was born in 1895. He served in WW1 with the 39th Division, 153rd Regiment, in France.