WorkbookCathedralDigitalDrawingLandscapeLeporelloParksPortraitSkiesStonesTreesWatersWorkbook Van Gogh, Flowering Plum OrchardWhose History, 2015 Workbook Avebury 22011 Si Jin2009 The Holy Trinity 2014 pencil 42 x 30 cmThe Holy Trinity 2014 pencil 42 x 30 cm SchattenbilderNovember 2011 Figure Drawing2009 Mnajdra Temple, Malta2010 conté 26 x 36 cm Figure Drawings2009 Walk in the Park2010 drawing 30 x 21 cm Silence of the Trees2011 drawing 30 x 21 cm Museum of Fine ArtBoston 2011 KunstmuseumVienna 2012 Madrid2009 Hokusai, Whose History2015 pencil Florence2010 A Walking DrawingHofgarten Düsseldorf. 2009 Grace2009 PradoMuseum 2009 Hofgarten, Düsseldorf2011 drawing 30 x 21 cm Florence 22010 Rhine2010 HofgartenNovember 2011 PradoMadrid 2009 Workbook Avebury2011 Hofgarten20.09.11