https://web.archive.org/web/20111003160913/http://www.derekwadsworth.com/index.php/Newsletter/Derek-Wadsworth-Obituary-The-Independent.html

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https://web.archive.org/web/20111003160913/http://www.derekwadsworth.com/index.php/Newsletter/Derek-Wadsworth-Obituary-The-Indep

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http://wayback.archive.org/web/20120211100929/http://www.derekwadsworth.com/index.php/Newsletter/Derek-Wadsworth-Obituary-The-In

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https://commons.wikimedia.org/wiki/Category:Liberal_Democrats_(UK)?uselang=de

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http://jimjay.blogspot.de/2007/10/top-twenty-green-blogs.html

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Category:Officers of the Order of the British Empire – Wikimedia Commons

https://commons.wikimedia.org/wiki/Category:Officers_of_the_Order_of_the_British_Empire?uselang=de

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