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      Scientific American April 1926

      The Scientific Study of Athletics

      Our Bodies Are Machines, Whose Energy Expenditures May Be Closely Measured

      • By A. V. Hill on April 1, 1926

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      More in the April 1926 issue of Scientific American
      • A Stellar System 700,000 Light-Years Away
      • Heroism on the High Seas
      • Novel Devices for the Shop and the Home, April 1926
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