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Supplements to the Guide The Supplements contain additional information about NPL puzzles and activities that were not included in the 2004 edition of the Guide. Perhaps these will be in the next revision, or perhaps not.
This page was last updated on Friday, December 17, 2010. /webmaster | |||||||||||||||||||||||||||||||||||||||
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Last modified Friday, December 17, 2010 by webmaster©puzzlers.org | |||||||||||||||||||||||||||||||||||||||