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.
Francis D. Thornhill served as a captain in the 393rd Bombardment Squadron. He was the navigator on the Straight Flush during the Hiroshima mission.
Emily Ninger was a staff worker at Los Alamos during the Manhattan Project.
B. R. Hauk worked for the Tennessee Eastman Corporation at the Y-12 Plant.