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      Scientific American November 16, 1912

      Approaching the Limit of Increasing Gold Production

      Is Our Standard of Currency Nearing Equilibrium?

      • November 16, 1912

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      More in the November 16, 1912 issue of Scientific American
      • The Physical Testing of Rock for Road Building—II
      • Does Baking Sterilize Bread?, Weight of Trains
      • Unscientific Food Tests
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