IRUG1 - March 1994
Philadelphia Museum of Art, Philadelphia, USA

IRUG2 - September 1995
Victoria and Albert Museum, London, UK

IRUG3 - May 1998
Winterthur Museum, Gardens and Library, Winterthur, USA

IRUG4 - February 2000
Bonnefanten Museum, Maastricht, The Netherlands

IRUG5 - February 2002
Getty Conservation Institute, Los Angeles, USA

IRUG6 - March/April 2004
Institute for Applied Physics "Nello Carrara", CNR, Florence, Italy

IRUG7 - March 2006
Museum of Modern Art, New York, USA

IRUG8 - March 2008
Academy of Fine Arts, Vienna, Austria

IRUG9 - March 2010
Faculty of Exact and Natural Sciences, Buenos Aires, Argentina ( )

logo UB & BKC