The Knowing Flip Clock
As appears in the 2009 Nicholas Cage Movie "Knowing"

Movie Synopsis: Fifty years after it was buried in a elementary school time capsule, a schoolgirl's number filled sheet of paper, written under the influence of mysterious, whispering beings, finds it way into the hands of Caleb Koestler, the son of M.I.T. professor John Koestler (Nicolas Cage). John comes to realize that the encoded message accurately lists every major...

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