Australian twenty-cent coin Australian twenty-cent coin The Australian twenty-cent coin of the Australian decimal currency system was issued with conversion to decimal currency on 14 February 1966, replacing the florin which was worth two shillings – a tenth of a pound. (The Australian pound was converted to two Australian dollars.) To date, three different obverse face designs have been used: from 1966 to 1984, the head of Queen Elizabeth II by Arnold Machin; from 1985 to 1998, the head by Raphael Maklouf; and since 1999, the head by Ian Rank-Broadley. The obverse has the inscription AUSTRALIA and the year-of-issue on the right hand
Florin (British coin) decimal currency in the United States, France and other nations in the late 18th and early 19th centuries renewed the call, and commissions in 1841 and 1843 called for its adoption. In 1847, a motion was introduced in Parliament by Sir John Bowring calling for the introduction of a decimal currency and the striking of coins of one-tenth and one-hundredth of a pound. Bowring obtained surprisingly strong support for his motion, and the Russell government promised that a coin valued at one-tenth of a pound (two shillings) would be produced to test public opinion, with consideration in future to be