Edward Wirkijowski

Victor Defender

Victor Defender worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Rowena Masterson

Robert Nobles

Robert Nobles (1917-2007) was an American physicist who worked on the Manhattan Project at the University of Chicago with Enrico Fermi.

John Lansdale

John Lansdale (1912 – 2003) was a colonel in the US Army. Lansdale first learned of the Manhattan project from National Defense Research Committee Chairman James B.