1990 The 450th Anniversary of the White City
1990 The 450th Anniversary of the White City
South America
1990 The 100th Anniversary of the Organization of American States
1990 The 100th Anniversary of the Organization of American States
1989 The 200th Anniversary of the First Manned Moonlanding – Apollo 11 Launch
1989 The 200th Anniversary of the First Manned Moonlanding – Apollo 11 Launch
1989 The 500th Anniversary of Postal Connections in Europa
1989 The 500th Anniversary of Postal Connections in Europa
1989 Meeting of Presidents of Bolivia and Venezuela
1989 Meeting of Presidents of Bolivia and Venezuela
1989 America UPAEP – Tiahuanacu Culture
1989 America UPAEP – Tiahuanacu Culture