$5
This is the best I can do. One Australian Pound in 1926 had the purchasing power of about $64 current USD.
$6000
An Australian 45 cent stamp with "Jedda" on it was part of 1995 strip of five celebrating the Centenary of Australian cinema. The whole strip of five, Mint UnHinged, might be worth $6 or $7 AUD.
Currently $1.78 09/04/14
1.58 AUD
Two Dollars - $2.00
The value of 1 Australian pound in 1949 can be estimated to be around 2 Australian dollars today, as the Australian pound was replaced by the Australian dollar in 1966 at a conversion rate of 1 pound to 2 dollars. However, adjusting for inflation and changes in purchasing power, 1 pound from 1949 would be worth significantly more in today's currency, roughly equivalent to around 40 to 50 Australian dollars. This estimate can vary based on the specific inflation calculator used.
what would a 1937 pound note be woth in australia now
It is worth the original cost of the stamp.
A stamp is worth more unused
From 1931 until 1966, the Australian Pound was pegged at 16 Shillings Sterling. One Australian Pound in 1966 had the purchasing power of about $16.86 AUD today. NOTE - This historical conversion is the result of many calculations and considerations by a purpose designed program for which I can take no credit. The resulting answer should only be regarded as an approximation.