2001 The 50th Anniversary of the San Martín and Brown Antarctic Bases
2001 The 50th Anniversary of the San Martín and Brown Antarctic Bases
South America
2001 Postal Agents Stamps – Self Adhesive
2001 Postal Agents Stamps – Self Adhesive
2000 The 40th Anniversary of the Organ Donation Publicity Campaign
2000 The 40th Anniversary of the Organ Donation Publicity Campaign
2000 The 50th Anniversary of the National Commission for Atomic Energy
2000 The 50th Anniversary of the National Commission for Atomic Energy