1950-10-24: UN (United Nations), 5th Anniversary

1950-09-24: End of Civil War, 1st Anniv.

1950-09-24: Lloyd Aero Boliviano Airline, 25th Anniv.

1950-09: Appearance of a crucifix at Potosi, 4th Cent.

1950-07-06: Pedro Domingo Murillo

1950-06-01: First Air Mail Service by PANAGRA, 15th Anniv.

1950-01-02: 75th Anniversary of Universal Postal Union (U.P.U.)