Ecuador

1958 Tropical Birds

1957 Airmail – United Nations

1957 Airmail – Carchi Cantonal Arms – Inscribed “PROVINCIA DEL CARCHI”

1957 Airmail – Gabriela Mistral Commemoration

1957 The 7th U.P.A.E. Postal Congress, 1955

1957 Opening of Quito-Ibarra-San Lorenzo Railway

1957 Opening of Quito-Ibarra-San Lorenzo Railway

1957 Airmail – The 400th Anniversary of Cuenca

1957 Airmail – The 400th Anniversary of Cuenca

1957 Airmail – The 400th Anniversary of Cuenca