1980 Regional Administrative Conference on Broadcasting, Buenos Aires
1980 Regional Administrative Conference on Broadcasting, Buenos Aires
South America
1979 The 75th Anniversary of the Rotary International
1979 The 75th Anniversary of the Rotary International
1979 International Year of the Child and “Family”
1979 International Year of the Child and “Family”
1979 “Prenfil ’80” International Exhibition of Philatelic Literature and Journalism, Buenos Aires
1979 “Prenfil ’80” International Exhibition of Philatelic Literature and Journalism, Buenos Aires
1979 “Prenfil ’80” International Exhibition of Philatelic Literature and Journalism, Buenos Aires
1979 “Prenfil ’80” International Exhibition of Philatelic Literature and Journalism, Buenos Aires
1979 “Prenfil 80” – International Exhibition of Philatelic Literature and Journalism, Buenos Aires
1979 “Prenfil 80” – International Exhibition of Philatelic Literature and Journalism, Buenos Aires
1979 “Prenfil 80” – International Exhibition of Philatelic Literature and Journalism, Buenos Aires
1979 “Prenfil 80” – International Exhibition of Philatelic Literature and Journalism, Buenos Aires
1979 The 100th Anniversary of the Birth of General Enrique Mosconi
1979 The 100th Anniversary of the Birth of General Enrique Mosconi