1990 Airmail – The 50th Anniversary of LADE, Airline
1990 Airmail – The 50th Anniversary of LADE, Airline
South America
1990 The 14th Congress of the American-Spanish Postal Union – Buenos Aires
1990 The 14th Congress of the American-Spanish Postal Union – Buenos Aires
1990 Airmail – National Airmail Exhibition “AEROFILADE ’90” – Buenos Aires
1990 Airmail – National Airmail Exhibition “AEROFILADE ’90” – Buenos Aires
1990 The 100th Anniversary of the Carlos Pellegrini Commercial High School
1990 The 100th Anniversary of the Carlos Pellegrini Commercial High School