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17:13, 6 February 2012Tonydavies (Talk | contribs)Comment text edited 
17:06, 5 February 2012Tonydavies (Talk | contribs)New thread created 

In connection with this proposal, maybe it is useful to look at the history of the laser, on the website of the commpany Kigre. Go to http://www.kigre.com/history.html and click on the link below the picture of Einstein

Tony Davies 5 Feb 2012

Tonydavies17:06, 5 February 2012