13 September / 30 October 1991
Peter Stein graphic work 1963 – 1991
From the left: Hans Christoph Von Tavel (Kunstmuseum of Berna Manager), Peter Stein, Gabriele Mattera, Amalia Cortese Ardias (Regione Campania Cultural Councilor)
From the left: Raffaele Iacono, no, Gabriele Mattera, Peter Stein, Massimo Ielasi, Nicola Mattera, Hans Christoph Von Tavel (Kunstmuseum of Berna Manager),no, Filippo Cianciarelli
From the left: Gabriele Mattera with Peter Stein
