Ecuador

1942 Airmail – Remigio Crespo Toral, 1860-1939

1942 Remigio Crespo Toral, 1860-1939

1942 Airmail – The 100th Anniversary of the Birth of General Eloy Alfaro, 1842-1912

1942 The 100th Anniversary of the Birth of General Eloy Alfaro, 1842-1912

1942 Airmail – The 400th Anniversary of Discovery of R. Amazon

1942 The 400th Anniversary of Discovery of R. Amazon

1941 Airmail – The 1st National Periodical Exhibition

1941 The 1st National Periodical Exhibition

1940 Airmail – The 50th Anniversary of Pan-American Union

1940 The 50th Anniversary of Pan-American Union