Helmut Middendorf : over the under the over ; 1997 - 2009 ; [... on the occasion of the exhibition ...] / Benaki Museum, Athens. [In collaboration with the Macedonian Museum of Contemporary Art in Thessaloniki]

Eitemau Tebyg

• Helmut Middendorf : over the under the over ; 1997 - 2009 ; [... on the occasion of the exhibition ...]
  Cyhoeddwyd: (2009)
• Helmut Middendorf : observer ; collagen & drawings
  Cyhoeddwyd: (2013)
• Helmut Middendorf : saure Horizonte
  Cyhoeddwyd: (1992)
• Helmut Jahn : process progress ; from drawings to buildings ; [exhibition ...]
  Cyhoeddwyd: (2013)
• BerlinOttanta : pittura irruente ; Karl-Horst Hödicke, Bernd Koberling, Rainer Fetting, Helmut Middendorf, Salomé, Bernd Zimmer
  Cyhoeddwyd: (2011)