South America
1968 National Maritime Prefecture, Coastguard WM: 9
1968 National Maritime Prefecture, Coastguard WM: 9
1968 The Fourth Plenary Assembly of the International Telegraph and Telephone Consultative Committee, Mar del Plata WM: 9
1968 The Fourth Plenary Assembly of the International Telegraph and Telephone Consultative Committee, Mar del Plata WM: 9
1968 Children’s Stamp Design Competition WM: 9
1968 Children’s Stamp Design Competition WM: 9
1968 The 150th Anniversary of the Battle of the Maipu WM: 9
1968 The 150th Anniversary of the Battle of the Maipu WM: 9
1968 Airmail – Vito Dumas’ World Voyage in Yacht “Legh II” WM: 9
1968 Airmail – Vito Dumas’ World Voyage in Yacht “Legh II” WM: 9
1968 The 100th Anniversary of the Guillermo Rawson Hospital WM: 9
1968 The 100th Anniversary of the Guillermo Rawson Hospital WM: 9