Timeline of Australian Money By slam791 Period: Jan 1, 1901 to Dec 31, 2001 Timeline of Australian Money Jan 1, 1910 The Australian Notes in the Treasury. Jan 1, 1913 In Australian Currency, the first $10 note is issued Jan 1, 1921 Australia’s currency notes are changed a number of times Jan 1, 1923 The 'Harrison series' of currency notes is issued Jan 1, 1953 The 1953/54 series of currency notes is issued Jan 1, 1966 Australia converts from pounds, shillings and pence to decimal currency. Jan 1, 1973 A $50 decimal currency note is issued. Jan 1, 1984 Replace of the $1 note by a $1 coin was issued Jan 1, 1993 A $10 polymer note is issued. Jan 1, 1995 A $50 polymer note is issued.