1961-12-16: Children Aid

1961-12-05: Personalities and Landscapes - Photo

1961-11-25: World Town Planning Day

1961-10-21: International Philatelic Exhibition ARGENTINA '62

1961-09-09: 150th Birth Anniversary of Domingo F. Sarmiento (1811-1888)

1961-08-31: Personalities and Landscapes - Typo

1961-08-19: 10th Anniv. of the Antarctic Station "General San Martín"

1961-08-19: Anniversary of towns foundation - Jujuy

1961-06-17: Monument to General Manuel Belgrano (1770-1820)

1961-05-24: Monument to José Francisco de San Martín (1778-1850)

1961-05-13: Birth Centenary of Rabindranath Tagore (1861-1941)

1961-04-15: Day of the Americas

1961-04-11: Italian president G. Gronchi Visit - Trajano, Roman Emperor

1961-04-11: Italian president G. Gronchi Visit - Trajano, Roman Emperor

1961-03-25: 150th Death Anniversary of Mariano Moreno (1778-1811)

1961-03-15: Personalities and Landscapes - Offset

1961-03-02: 150th Anniversary of the Battle of San Nicolas

1961-02-15: Pro childhood 1961

1961-02-11: Grain export

1961-01-17: International Scout Jamboree

1961-01-17: International Scout Jamboree

1961-01-17: International Scout Jamboree

1961: Official