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      Scientific American July 1954

      The Amateur Scientist - July 1954

      About binoculars that are out of line and a telescope built by a group of schoolboys

      • By Albert G. Ingalls on July 1, 1954

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      More in the July 1954 issue of Scientific American
      • 50 and 100 Years Ago: July 1954
      • Pure Metals
      • The Slow Death of a City
      View Full Contents
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