National Museum of Nuclear Science & History
Zen B. Portwood worked for the J.A. Jones Construction Company.
C. W. McCollum worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Collins worked as a typist at the Y-12 plant at Oak Ridge during the Manhattan Project.
Emil J. Konopinski (1911-1990) was an American theoretical physicist. After receiving his Ph.D. from the University of Michigan, Konopinski worked as a National Research Council Fellow with Hans Bethe at Cornell University.
