Getty Conservation Institute, CA., US

Roman-Germanic Museum, Leibnitz Association Mainz, Germany

Vibrationsmanagement GmbH Hamburg, Germany

Old City Hall Stralsund, Germany

Kaiser Wilhelm Memorial Church Berlin, Germany

Pergamonmuseum Staatliche Museen zu Berlin, Germany

Neues Hansemuseum Lübeck, Germany

The Asian Art Museum Staatliche Museen zu Berlin, Germany

Museum of the Ancient Near East Staatliche Museen zu Berlin, Germany

The Ethnological Museum Staatliche Museen zu Berlin, Germany

University Bonn, Germany

Landesmuseum Stuttgart, Germany

Luigi Colani Karlsruhe, Germany