National Museum of Nuclear Science & History
Porter worked in the 200 East and West Areas at Hanford during the Manhattan Project.
William Cowart was a design engineer with the Special Engineering Detachment for the Manhattan Project at Los Alamos, New Mexico.
Normand Brown worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Mathias A. Klinger was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
