Watch List notes:

(x) Federal Reserve Bank, specimen $50, series of 1996, green serial number AC 23456789 A, dark grey and white, black seal at left, green seal and value at right, Grant at centre, Philadelphia, signatures of Withrow and Rubin, (Pick 502s, Fr. 2126-Cs), in PMG holder, 67 EPQ Superb Gem Uncirculated, red SPECIMEN in field at left and right, rare.

Estimate: £1,000 - £1,200