1999 The 30th Anniversary of the First Special Olympics
1999 The 30th Anniversary of the First Special Olympics
Bolivia
1999 The Firsst Ascent of Mount Everest by a Bolivian, 1998
1999 The Firsst Ascent of Mount Everest by a Bolivian, 1998
1999 The 50th Anniversary of the Geneva Conventions
1999 The 50th Anniversary of the Geneva Conventions
1999 The 75th Anniversary of the Cochabamba Football Association
1999 The 75th Anniversary of the Cochabamba Football Association
1999 The 125th Anniversary of the Universal Postal Union
1999 The 125th Anniversary of the Universal Postal Union
1998 “Espamer 98” Stamp Exhibition, Buenos Aires and 25th Anniversary of the Bolivian Philatelic Federation
1998 “Espamer 98” Stamp Exhibition, Buenos Aires and 25th Anniversary of the Bolivian Philatelic Federation
1998 The 50th Anniversary of the Organization of American States
1998 The 50th Anniversary of the Organization of American States