Talk:Durham Coalfield

External links modified
Hello fellow Wikipedians,

I have just modified 1 one external link on Durham Coalfield. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20110719144222/http://www.cmhrc.pwp.blueyonder.co.uk/durhamcf.htm to http://www.cmhrc.pwp.blueyonder.co.uk/durhamcf.htm

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Cheers.— InternetArchiveBot  (Report bug) 23:02, 17 December 2016 (UTC)