Watch List notes:

Bank of England, Graham Edward Alfred Kentfield (1991-1998), £20, ND (1991), serial number E36 012480, purple and multicoloured, Elizabeth II at right, Britannia at left, reverse purple, Michael Faraday and a lecture theatre in field,, (EPM B371, Pick 384b), in PMG holder 65 EPQ Gem Uncirculated and a rare 'extra paper' error on a first prefix.

Estimate: £400 - £450