There will be a different postmark for each of the four days of the exhibition. These postmarks represent four of the major allies involved in the World War I conflict –
Thursday 13 June 2019 France Day
Friday 14 June 2019 The United Kingdom Day
Saturday 15 June 2019 Australia and New Zealand Day
Sunday 16 June 2019 United States of America Day
The postmark on the first day of the exhibition will be in green, and in red on the last day. The two intervening days will appear in black.
Impressions of these postmarks follow:
The above postmark impressions are shown much larger than their actual size. The final postmarks will be 32 mm in diameter.
The postmarks have been designed by Australia Post based upon concepts provided by the Organising Committee.