Argentina

1926 Bernardino Rivadavia, 1780-1845 WM: 9

1924 Definitive Issues – General San Martin in Large Format WM: 9

1924 -1933 Definitive Issues – General San Martin, without Period after Value WM: 9

1923 Definitive Issues – General San Martin, with Period after Value WM: 9

1923 Definitive Issues, General San Martin WM: 6

1922 Definitive Issues

1921 -1922 The First Pan American Postal Congress, Inscription BUENOS AIRES + AGOSTO DE 1921

1921 -1922 The First Pan American Postal Congress, Inscription “REPUBLICA ARGENTINA”

1921 -1923 Definitive Issues, General San Martin WM: 9

1921 The First Pan American Postal Congress