Europe

1977 Modern Art in Austria

1977 Day of the Stamp

1977 Christmas

1977 The 140th Anniversary of Austrian Railroads

1977 To the Victims of Austria’s Independence

1977 Landscapes of Austria

1977 The 17th EUCEPA Conference, Vienna

1977 The 50th Anniversary of the Austrian First Aid Federation

1977 Wild Water Canoe Slalom – Wild Water Regatta World Championships 1977

1977 The 5th International Symposium of the Coronelli World Federation of Globe Enthusiasts