At some point during the reign of Henry VII in 1489, the pound coin was first made. Pound notes were first used in England in 1694, just after the Bank of England was set up. Since, and the notes were written by hand. Instead, the U.K. kept GBP as its main currency.
Australian dollars were tied to the U.S. dollar at a rate of 1 AUD = 1.12 USD in 1967, when the pound standard was abolished. The Australian dollar (AUD) was first floated on the open market in 1983. Australia's one-dollar coin and two-dollar coin were both released in 1984.