Watch List notes:

(x) Bank of England, G. E. A. Kentfield, ERROR £20, ND (1991), serial number E20 038312, purple and multicolour, seated Britannia at left, reverse, Michael Faraday,, (EPM B371), in PMG holder 63 choice uncirculated, the Queen's portrait missing at right, interesting error.

Estimate: £250 - £350