Watch List notes:

(x) Federal Reserve Bank, specimen $20, series of 1996, green serial number AB 23456789 A, dark grey and white, black seal at left, green seal and value at right, Jackson at centre, New York, signatures of Withrow and Rubin, (Pick 501s, Fr. 2083-Bs), in PMG holder, 66 EPQ Gem Uncirculated, red SPECIMEN in field at left and right, rare.

Estimate: £1,000 - £1,200