This stamp was the first to be issued uniformly throughout Australia, setting a precedence for fixing a uniform stamp issue date.

The 2nd commemorative to be issued was the 3d blue Kookaburra. The stamp was produce in sheets of four for the1928 Melbourne International Philatelic Exhibition and was only the fourth miniature sheet to be manafactured anywhere in the world.

The 3rd commemorative issued on 28th Sep 1929 was to celebrate the 150th anniversary of European settlement in Western Australia

Followed by the Charles Sturt Centenary issued 02 jun 1930

