The most obvious thing to look for would be folds or creases which have been made in the past. The edges may no longer be sharp. Mint condition notes have a crispness about them too which circulated notes do not.
New Zealand circulated a Five Pound note from 1940-1967. It was blue and featured Captain Cook on the front, and a view of Lake Pukaki and Mount Cook on the back. The note was 170mm x 88.9mm.
The Australian Twenty Pound note was only ever printed in 1913 and 1918, and the notes circulated from 1914 to 1938. Depending on the signatories, an uncirculated note might fetch anything up to $495,000 AUD. A circulated note in good condition might fetch anything from $47,500 to 295,000 AUD. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1942 One Pound note, uncirculated and in absolute mint condition could fetch up to $900 AUD. If it has been circulated, but still in good condition, it might fetch anything from $35 up to $325 AUD. If it is a star note, uncirculated and in absolute mint condition could fetch up to $138,500 AUD. If it has been circulated, but still in good condition, it might fetch anything from $6,750 up to $62,500 AUD. The signatures are Armitage and McFarlane. This note was the only note issued for the period 1942-1948. A reputable coin dealer will be able to give a more accurate valuation.
You need to know the date but probable a pound.
You need to know the date but probable a pound.
A British 1818 Five Pound note (Henry Hase)(hand written), circulated but still in good condition, it might fetch anything up to £7,000 GBP. A British 1818 Five Pound note (Henry Hase)(printed date and serials), circulated but still in good condition, it might fetch anything up to £6,000 GBP. A reputable coin dealer will be able to give a more accurate valuation.
The Australian Twenty Pound note was only issued in 1913 and 1918. An Australian 1918 Twenty Pound note (Cerutty/Collins), uncirculated and in absolute mint condition could fetch up to $495,000 AUD. If it has been circulated, but still in good condition, it might fetch anything from $47,500 up to $295,000 AUD. There were 421,500 printed. A reputable coin dealer will be able to give a more accurate valuation.
The 1981-1984 Bank of England One Pound note, uncirculated and in absolute mint condition could fetch up to £5 GBP. If it has been circulated but still in excellent condition, it might fetch anything from £2 to £3 GBP. A reputable coin dealer will be able to give a more accurate valuation.
An Australian 1953 One Pound note (Coombs/Wilson), uncirculated and in absolute mint condition could fetch up to $375 AUD. If it has been circulated, but still in good condition, it might fetch anything from $20 up to $160 AUD. If it is a star note, uncirculated and in absolute mint condition could fetch up to $43,750 AUD. If it has been circulated, but still in good condition, it might fetch anything from $675 up to $9,750 AUD. A reputable coin dealer will be able to give a more accurate valuation.
Your Twenty Pound note does not exist. Queen Elizabeth's parents had not yet been born in 1867.
Yes. A white Two Pound note printed on only one side was first issued in 1797 and last issued in 1821.
A Union Bank of Australia Ltd 1905 Five Pound note, circulated but still in good condition, might fetch anything up to £110,000 AUD at best. Do not expect "best". A reputable coin dealer will be able to give a more accurate valuation.