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      Scientific American June 1928

      Eskimo Pies are Old, Saved by a Crow and more

      A Department of Facts and Notes of Interest to Patentees and Owners of Trademark Rights

      • June 1, 1928

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      More in the June 1928 issue of Scientific American
      • Bumper Lights, Traffic Cop Stop Signal and More
      • Geophysical Prospecting
      • Our Point of View, June 1928
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