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History of Clocks

Submitted by Anonymous on Thu, 11/08/2007 - 20:22.
  • Engineering
  • Physical Sciences
URL: 

216.239.37.100/search?q=cache:0n4--AKX_OQJ:www.scar.utoronto.ca/~tawfiq/pscd01/Notes/helicentric.pdf+history+of+clocks&hl=en&ie=UTF-8

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