Fritz Balthaus, Große Röhren, 2009, Neon tube, cardboard rolls, Dimensions variable , Photo: Uwe Walter, Fritz Balthaus, Röhren, 2009, Neon tube 36w, coolwhite (840), cardboard roll, 120 cm, Edition 10, Photo: Uwe Walter, Fritz Balthaus, Röhren, 2009, neon tube, 36w, coolwhite (840), cardboard roll, 120 cm , Edition 10, Photo: Uwe Walter, Fritz Balthaus, Untitled (left), 1994, Autofocus projector, projected bubble wrap, plinth, Dimensions variable, Edition 3, Photo: Inka Recke,