ARGENTINA/COVERS, 2004 – FISH OF THE FALKLANDS – YV 3385/88 – 4 VALUES – FDC
PRESERVATION OF THE AUSTRAL ECOLOGICAL SYSTEM
ARGENTINA/COVERS, 2005 – COMMEMORATIONS – CAT GJ 3438/39 – 2 VALUES – FDC
WORLD PHYSICAL YEAR – BALSEIRO INSTITUTE
ARGENTINA/COVERS, 2005 – PERSONALITIES – CAT GJ 3457 – 1 VALUE – FDC
JUAN FILLOY (1894-2000) ARGENTINE WRITTER
ARGENTINA/COVERS, 2005 – WRITERS – MERCOSUR – CAT GJ 3428/29 – 2 VALUES – FDC
SILVINA OCAMPO (1903-1993) ARGENTINE WRITER AND POET
EZEQUIEL MARTINEZ ESTRADA (1895-1964) ARGENTINE WRITER AND POET
ARGENTINA/covers, 2007 – ANNIVERSARIES – CAT GJ 3639 – 1 VALUE – FDC
100 YEARS OF THE FIRST CROSSING OF THE RIO DE LA PLATA IN GLOBE
ARGENTINA/COVERS, 2008 – SPORTS – CAT GJ 3646/49 – 4 VALUES – FDC
OLYMPIC GAMES BEIJING 2008