Twin Towers 2010-2013 Nadelarbeit 2009 Pianola 2009 Trees should be kept on the lead! winter garden 2008 Emotion for Fosfon 2007 You ought to be a landscape painter! 2006 Portable rainbow 2005-2013 Charon at the Drôme 2005-2007 ArToll200 Arche Noah am Rhein Ariadne's thread 2005 Zeitfenster 2007 crosslink2009 here&there 2002 Zuisammenflüsse und Quellen 2001-2013 Steinteppich 2002