http://www.mindat.org/u-1207.html The mindat.org user blog written by David Von Bargen http://www.mindat.org/article.php/1002/Denver+Show+2010 Sun, 26 Sep 2010 Published: Sun, 26 Sep 2010, Subject: Denver Show 2010 http://www.mindat.org/article.php/808/Denver+2009+Show+Report Sat, 03 Oct 2009 Published: Sat, 03 Oct 2009, Subject: Denver 2009 Show Report http://www.mindat.org/article.php/362/Wonderful+World+of+Agates%2C+Wisconsin Sat, 12 Jul 2008 Published: Sat, 12 Jul 2008, Subject: Wonderful World of Agates, Wisconsin