2006-06-23 Wolfgang Tillmans: Freedom from the Known http://www.steidlville.com/books/389-Freedom-From-The-Known.html http://www.amazon.co.jp/gp/product/3865212638/249-3704117-2886759?v=glance&n=1000 http://www.ps1.org/ps1_site/index.php?option=com_content&task=view&id=75&Itemid=63