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1929 The 100th Anniversary of the Western Australia

1929 Airmail – Airplane over Landscape

1929 -1930 Definitive Issue – New Watermark WM: 5

1928 Birds – International Stamp Exhibition, Melbourne

1927 Opening of the New Parliament House, Canberra

1926 -1930 King George V – Different Watermark WM: 5

1924 King George V – No Watermark

1924 King George V – New Colors WM: 2

1920 Airmail – First Airmail Flight from England to Australia WM: 1

1918 -1924 King George V – Different Watermark WM: 4