Watch List notes:

Bank of England, B.G. Catterns, £20, London, 20th September 1930, serial number 47/M 88652, black and white, ornate crowned vignette of Britannia top left, value in black tablet low left, (EPM B230), in PMG holder 45 Choice Extremely Fine, only 3 notes in a higher grade, rare.

Estimate: £1000 - £1500