Argentina
1976 The 25th Anniversary of the “Aerolineas Argentinas”
1976 The 25th Anniversary of the “Aerolineas Argentinas”
1976 Argentine Claims to Falkland Islands, Malvinas
1976 Argentine Claims to Falkland Islands, Malvinas
1975 The 100th Anniversary of the Children’s Hospital WM: 13
1975 The 100th Anniversary of the Children’s Hospital WM: 13
1975 Introduction of Postal Codes – Not issued Stamp Surcharged
1975 Introduction of Postal Codes – Not issued Stamp Surcharged