Auction dates included are: May 2008 with 2 volumes, September 2008 with 2 volumes, December 2008 with 2 volumes, September 2009 with 2 volumes, May 2011 with 2 volumes, September 2011 with 2 volumes, December 2011 with 2 volumes, April 2012 with 2 volumes, September 2012 with 3 volumes, December 2012 with 3 volumes, September 2013 with 3 volumes, September 2014 with 3 volumes, April 2015 with 3 volumes and December 2015 with 3 volumes. Prices realized included with each set of catalogs.