South America

2015 Postman Day – The 25th Anniversary of ECOBOL

1950 Airmail – The 75th Anniversary of the U.P.U

1950 The 75th Anniversary of the U.P.U

1948 Pan-American Motor Race

1948 Airmail – The Third Inter-American Catholic Education Congress

1948 The Third Inter-American Catholic Education Congress

1947 Meeting of Presidents of Bolivia and Argentina

1947 Airmail – Popular Revolution of 21 July 1946

1947 Popular Revolution of 21 July 1946

1947 Stamps of 1938-1939 Surcharged “1947 – Habilitada – Bs. 1.40”