Ecuador

1982 The 150th Anniversary of the Birth of Juan Montalvo, Writer, 1832-1889

1982 The 22nd American Air Forces’ Commanders Conference WM: 5

1982 National Stamp Exhibition “QUITEX ’82” – Quito, Ecuador WM: 5

1982 National Stamp Exhibition “Quitex ’82” – Quito, Ecuador

1982 Airmail – International Year of Disabled Persons WM: 5

1982 International Year of Disabled Persons WM: 5

1982 The 10th Anniversary of Transnave Shipping Company WM: 5

1982 Airmail – World Food Day WM: 5

1982 World Food Day WM: 5

1981 Airmail – The 100th Anniversary of the Birth of Pablo Picasso, Artist, 1881-1973