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    • A study of the color sensitiveness of various types of photo-electric cells 

      Hess, Wendell Frederick (Rensselaer Polytechnic Institute, Troy, NY, 1928-06)
      The next point of interest in connection with caesium cells, which afforded an opportunity for study, was the effect of the underlying metal on the color sensitiveness. Studies of caesium on oxidized silver and copper, ...