National Museum of Nuclear Science & History
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.
James Gordon was an electrical engineer working as a civilian contractor for the DuPont Company at the Hanford, Washington site for the Manhattan Project.
J. W. Jorden worked for the Tennessee Eastman Corporation at the Y-12 Plant.