1974-12-21: International Year of young philatelists

1974-12-21: Christmas 1974

1974-12-07: 150 Years of Battles of Junin and Ayacucho

1974-11-23: Anniversary of towns foundation - Santa Fe

1974-11-23: Centenary of Universal Postal Union (U.P.U.)

1974-11-23: Centenary of Universal Postal Union (U.P.U.)

1974-11-23: Centenary of Universal Postal Union (U.P.U.)

1974-10-26: Air Forces Day - 1974

1974-10-26: Army Day -1974

1974-10-26: 150th anniversary of the exile of General San Martin

1974-09-14: National Infrastructure - 1974

1974-08-10: Meeting of foreign ministers of the La Plata Basin

1974-08-10: Encotel (Nation Post and Telegraph Company)

1974-08-10: Encotel (Nation Post and Telegraph Company)

1974-08-10: Meeting of foreign ministers of the La Plata Basin

1974-08-01: Stylized Aircraft

1974-06-29: 25th Anniversary of Organization of American States (OAS)

1974-06-29: Birth Centenary of Belisario Roldán (1873-1922)

1974-06-29: 25th Anniversary of Organization of American States (OAS)

1974-05-15: Personalities and Landscapes - New currency

1974-05-15: Generals - Fluo

1974-05-15: Generals - Phosphor

1974-05-11: Pro childhood 1974

1974-05-11: International Exhibition of Philatelic Press "PRENFIL - 74"

1974-05-10: Personalities and Landscapes - Recess

1974-03-23: 2nd birth centenary of Fray Justo Santa María de Oro

1974-03-23: Centenary of WMO - Weather Phenomena

1974-03-23: 2nd birth centenary of Fray Justo Santa María de Oro

1974-03-23: Centenary of WMO - Weather Phenomena

1974-02-09: Argentine Painters - 1974

1974-02-09: Anniversary of towns foundation - Mar del Plata