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.
C. W. Hess served in the 509th Headquarters and Base Services Squadron.
Baskin worked in the United States Engineer District Office.
Dorothea lived in Chicago and was assigned to Dr. Robert Oppenheimer’s office in Los Alamos during the Manhattan Project.
