1975-12-13: 100 years of Children's Hospital

1975-12-13: Christmas 1975

1975-12-13: 100 years of Children's Hospital

1975-12-13: 100 years of Children's Hospital

1975-12-13: 100 years of Children's Hospital

1975-11-08: Introduction of Postal Code - Post Horn (Revalorizado)

1975-11-08: Introduction of Postal Code - Post Horn (Revalorizado)

1975-10-25: 150th anniversary of Uruguay Independence

1975-10-25: National Infrastructure - 1975

1975-10-18: 30th anniversary of the riots of October 17th, 1945

1975-10-18: 30th anniversary of the riots of October 17th, 1945

1975-10-18: 30th anniversary of the riots of October 17th, 1945

1975-10-15: Generals - Fluo

1975-10-15: Stylized Aircraft

1975-09-27: Navy Day - 1975

1975-09-27: Air Forces Day - 1975

1975-07-26: Personalities and Landscapes - New currency

1975-06-28: Pioneers of the South of Argentina

1975-04-26: Children's Drawing Competition "We are already vaccinated"

1975-04-26: Philatelic Exhibition España 75

1975-03-08: Argentine Provinces - 1975

1975-03-01: Generals - Phosphor

1975-02-22: Argentine Painters - 1975