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Raisins, Showers, Papyrus

How do they produce 99% of America's raisins in California's San Joaquin Valley? Plus, how do they make the world's oldest type of paper?

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  • Originally Aired December 30, 2018
  • Created August 25, 2021 by
    b6106401
  • Modified July 12, 2022 by
    Changnoi