South America

1979 Olympic Games – Moscow, USSR & First Southern Cross Games

1979 Olympic Games – Moscow, USSR & First Southern Cross Games

1979 International Year of the Child & the 450th Anniversary of the Death of Albrecht Durer

1979 The 450th Anniversary of the Death of Albrecht Dürer

1979 Airmail – The 100th Anniversary of the Death of Rowland Hill & Football World Cup – Argentina ’78

1979 Airmail – Football World Cup – Argentina ’78 & Spain ’82

1979 Avition History & the 75th Anniversary of ICAO

1979 International Year of the Child

1978 The 50th Anniversary of the Bank of Bolivia

1978 Airmail – Charles Lindbergh and Zeppelin Letter