Robert R. Hayes

R. L. Bennett

R. L. Bennett worked for the Roane-Anderson Company.

Joseph W. Potter

L. Krug

L. Krug worked in the Instrument Section at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.

Robert F. Christy

Robert F. Christy (1916-2012) was a Canadian-American theoretical physicist Christy’s doctoral advisor at the University of California, Berkeley was Robert Oppenheimer, but Christy’s initial involvement with the Manhattan Project came at the Metallurgical Lab at the University of Chicago.