http://brightmysteries.net/2009/05/09/heavenly-clocks-part-2/ Exploring the heavens Mon, 14 Nov 2011 01:45:05 +0000 hourly 1 http://wordpress.com/ http://brightmysteries.net/2009/05/09/heavenly-clocks-part-2/#comment-45 Mon, 11 May 2009 01:31:44 +0000 http://brightmysteries.wordpress.com/?p=205#comment-45 I read the BBC News article – it was written in 2002 – the clock was cleaned, and then wound to run for just a week during that year. The first 3 clocks which require no lubrication, hence little cleaning, are kept running all the time.
Boyd

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