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Money printer De La Rue says demand for cash is rebounding
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Rare £500 note fetches £24,000 at auction
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King Charles shown on Royal Mint bank notes for the first time
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Giant 3D tribute to Alan Turing unveiled at GCHQ
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New Alan Turing £50 note enters circulation
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Person who bid £80,000 for rare £5 note 'refusing to pay'
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Rare £5 note with serial number AK47 sells for over £80,000 on eBay
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New plastic £5 notes featuring Sir Winston Churchill are unveiled
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