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      Scientific American April 25, 1914

      The Man at the Switchboard, Fatal Industrial Accidents in Massachusetts, and more

      • By Henry Harrison Suplee

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      More in the April 25, 1914 issue of Scientific American
      • Buying the Truck on the Installment Plan, Motor Truck Notes and Queries
      • Some Interesting Wiles of the Art Faker
      • The Motor-driven Commercial Vehicle-April 25, 1914
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