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      Knowledge is Power

      Scientific American September 07, 1918

      The Cousin of the Cafeteria

      A New Type of Self-Service Grocery Developing the Cash-and-Carry Plan

      • By A. G. Vestal on September 7, 1918

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      More in the September 07, 1918 issue of Scientific American
      • Making Soaps and Munitions from the Garbage Pail, The Liberty Aero Oil Which Meets the Requirements of Aviation, and more
      • A Portable Gasoline Drag Saw
      • Recently Patented Inventions- September 7, 1918
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