1993 The 100th Commemoration of the Death of Peter Mitterhofer
1993 The 100th Commemoration of the Death of Peter Mitterhofer
Europe
1992 The 100th Anniversary of the Birth of Space Pioneer Hermann Potocnik
1992 The 100th Anniversary of the Birth of Space Pioneer Hermann Potocnik
1992 The 200th Remembrance of the Death of Sculptor Veit Koeniger
1992 The 200th Remembrance of the Death of Sculptor Veit Koeniger
1992 Monastery of the German Order in Vienna
1992 Monastery of the German Order in Vienna
1992 The 300th Anniversary of Academy of Fine Art
1992 The 300th Anniversary of Academy of Fine Art
1992 The 5th International Vienna Ombudsman Conference
1992 The 5th International Vienna Ombudsman Conference