Meridian perdana (Greenwich): Perbezaan antara semakan

 
== Rujukan ==
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*{{cite book | last = Howse | first = Derek | title = Greenwich Time and the Longitude | date = 1997 | publisher = Phillip Wilson | isbn=0-85667-468-0 |ref=harv | id = {{ASIN|0948065265|country=uk}} }}
 
== Pautan luar ==
51,673

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