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The clocks of John Harrison

  1. Mar 18, 2016 #1
    For those few of you close to Mystic, CT I would like to mention that the Mystic Seaport Museum has a exhibit on the clocks of John Harrison. It is closing March 28 so there is not too much time left. Here is a link

  2. jcsd
  3. Mar 18, 2016 #2


    Staff: Mentor

  4. Mar 19, 2016 #3


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  5. Mar 20, 2016 #4
  6. Mar 20, 2016 #5


    Staff: Mentor

    Its due to the earth's 24 hour rotation so can't simply find it by looking at the stars unless you know the time.


  7. Mar 24, 2016 #6
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