Ecuador

2012 Alexander von Humboldt, 1769-1858 – The 125th Anniversary of Friendship with Germany

2012 The 100th Anniversary of the Birth of Nelson Estupiñán Bass, 1912-2002

2012 America UPAEP – Myths & Legends

2012 Construction Techniques

2012 Fauna – Moths

2012 South Pacific Stamp Exhibition

2012 The 100th Anniversary of the Birth of Enrique Gil Gilbert, 1912-1973

2012 Alfarista Revolution

2012 Alfarista Revolution

2012 The 90th Anniversary of Guaya Sports Federation