1981-12-19: Driver Education

1981-12-12: Christmas 1981

1981-11-08: 100 Years of Mining the First Coins

1981-10-10: 175 Years of Infantry Regiment "Patricios"

1981-10-05: Anti-indiscriminate Hunting of Whales

1981-10-05: Espamer 81 International Stamp Exhibition

1981-10-05: Anti-indiscriminate Hunting of Whales

1981-09-19: International Year of Handicapped

1981-09-19: Latin-American Steel Congress - Blast Furnace, Jujuy

1981-09-19: Latin-American Steel Congress - Blast Furnace, Jujuy

1981-09-19: International Year of Handicapped

1981-09-05: 5th birth centenary of St. Cayetano - Stained Glass

1981-09-05: Air Forces Day - 1981

1981-09-05: 5th birth centenary of St. Cayetano - Stained Glass

1981-08-15: 100 years of Naval Observatory

1981-08-15: 50th ann. of Philatelic Club of Bahía Blanca, overprinted

1981-08-15: 50th ann. of Philatelic Club of Bahia Blanca, overprinted

1981-08-15: 100 Years of Naval Observatory

1981-08-08: Argentine Personalities - 1981

1981-07-11: Argentine Philately (1981) - Traditional Dances & Paintings

1981-06-27: Centenary of Military Club, Buenos Aires

1981-06-13: Argentina in the Antarctic - 1981

1981-06-06: Congress for Sports Medicine and Sports Science

1981-06-06: Congress for Sports Medicine and Sports Science

1981-05-26: Buildings definitives - Fluo

1981-04-11: Argentine Painters - 1981

1981-04-10: Cockade

1981-01-20: José Francisco de San Martín (1778-1850)

1981-01-20: José Francisco de San Martín (1778-1850)

1981-01-03: Football Gold Cup, Montevideo

1981-01-03: Football Gold Cup, Montevideo