There was no Australian currency prior to 1910.
The issue of banknotes by private banks in the Australian Colonies did not commence until 1817.
There was never a 1911 Australian Pound printed.
One Pound GBP in 1800 had the purchasing power of about £48.35 GBP today.
One Pound Australian in 1940 had the purchasing power of about $72.50 AUD today.
The Pound as a denomination of British coinage, did not come into use until 1816. The Sovereign (with a face value of One Pound) was no reintroduced into the currency until 1817. The closest coin to a One Pound coin in 1800 was the Guinea (of 21 Shillings) and the last of those were minted in 1799.
Australian pound ended in 1966.
Australian pound was created in 1910.
The Australian dollar was introduced, replacing the Australian pound, in 1966.
The difference is tremendous........1 ounce of sterling is like $1500 1 pound? $24000
Luccan pound ended in 1800.
The 1882 Clydesdale Bank 1 Pound note in mint condition is worth $1800 ($200 in Very Good condition).
There was King George V and King George VI. To get an estimate of value on an Australian predecimal banknote, you will need to provide the two signatories on the note and the serial number.