Colombia

1983 Airmail – The 75th Anniversary of Boy Scout Movement

1983 Airmail – Paintings

1983 Paintings

1983 Airmail – The 450th Anniversary of Cartagena

1983 Airmail – The 200th Anniversary of Royal Botanical Expedition from Spain to South America

1983 The 200th Anniversary of Royal Botanical Expedition from Spain to South America

1983 The 100th Anniversary of the Birth of Porfirio Barba Jacob, 1883-1942

1983 Airmail – The 200th Anniversary of the Birth of Simon Bolivar, 1783-1830

1983 The 200th Anniversary of the Birth of Simon Bolivar, 1783-1830

1983 The 250th Anniversary of Cucuta