Austria
2000 The 100th Anniversary of the Inauguration of Austria’s First Motorway
2000 The 100th Anniversary of the Inauguration of Austria’s First Motorway
2000 The 100th Anniversary of the Discovery of Human Blood Types
2000 The 100th Anniversary of the Discovery of Human Blood Types
2000 The Death of Friedensreich Hundertwasser
2000 The Death of Friedensreich Hundertwasser
2000 The 150th Anniversary of Austrian Postage Stamps
2000 The 150th Anniversary of Austrian Postage Stamps
2000 The 150th Anniversary of the Protection of Historical Monuments in Austria
2000 The 150th Anniversary of the Protection of Historical Monuments in Austria