Austria

1971 The 1000th Anniversary of Art in Krems

1971 Anniversary Congress of the Austrian Notary’s Office Vienna 1971

1971 Art Treasures in Austria

1971 The 23rd Conference of the International Chamber of Commerce in Vienna

1971 Art Treasures in Austria

1971 Traffic Safety

1971 The 100th Anniversary of the Birth of Enrica Handel-Mazzetti

1970 The 200th Anniversary of the Birth of Ludwig van Beethoven

1970 The 100th Anniversary of the Birth of Dr. Karl Renner

1970 Day of the Stamp