1964 The 50th Anniversary of the First Airmail
1964 The 50th Anniversary of the First Airmail
Oceania
1963 The 150th Anniversary of the First Blue Mountains Crossing, 1813-1963
1963 The 150th Anniversary of the First Blue Mountains Crossing, 1813-1963
1963 The 100th Anniversary of the Red Cross
1963 The 100th Anniversary of the Red Cross
1963 The 50th Anniversary of the City of Canberra
1963 The 50th Anniversary of the City of Canberra