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      Scientific American January 1927

      The Romantic Search for "Pocket" Planets

      By Modern Mass-product Methods the Astronomer Now Seeks for New Asteroids

      • By Henry Norris Russell on January 1, 1927

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      More in the January 1927 issue of Scientific American
      • Applied Science for the Amateur
      • From the Scrap-book of Science--Camera Shots of Scientific Happenings
      • Patents Recently Issued, January 1927
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