Argentina

1990 Argentine Philately, Insects

1990 The 100th Anniversary of the Carlos Pellegrini Commercial High School

1990 Anti-drugs Campaign

1990 Football World Cup, Italy

1990 The 75th Anniversary of the National Savings and Insurance Fund

1990 Flowers of Argentina

1990 Aconcagua International Fair

1990 The 100th Anniversary of the Buenos Aires Port

1989 Christmas

1989 The 144th Anniversary of the Battle of Vuelta de Obligado