Saturday 25 June 2011

Time Tellers

Pocket sundial (date unknown), Museum of the H...
     The following are some landmarks in the history of telling the time.


1500-1300 BC


                      Sundials are used in egypt: as the earth rotates,the genomon-the upright part of the sundial-casts a shadow which moves to indicate the time.

c 400 BC


                   Water clocks are used in greece

c 890


                in england people use candles marked with time intervals


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