Watch List notes:

(x) Federal Reserve Bank, specimen $1, series of 1974, green serial number A 23456789 A, dark grey and white, green seal and value at right, Washington at centre, A (Boston) in field at left, signatures of Neff and Simon, (Pick 455s, Fr 1908-As), in PMG holder, 63 Choice Uncirculated, red SPECIMEN in field at left and right, rare.

Estimate: £900 - £1,100