Major Inventions

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Across
  1. 4. Something that keeps trains on track
  2. 7. One of the first machines accessible to women
Down
  1. 1. Used to produce multiple threads at the same time
  2. 2. Used to communicate from a distance
  3. 3. Used to remove cotton seeds from fiber
  4. 5. Faster and a more efficient way to transport goods using water
  5. 6. Captures moments