National Museum of Nuclear Science & History
C. H. Smith worked for the J.A. Jones Construction Company.
Heffner worked at the 200 East Area at Hanford during the Manhattan Project.
A. F. Tyra worked for the Union Carbide & Carbon Corporation.
Robert Nobles (1917-2007) was an American physicist who worked on the Manhattan Project at the University of Chicago with Enrico Fermi.
