Bank of England, Cyril Patrick Mahon (1925-1929), specimen £1, ND (1928), red serial number A00 000000, green and pale blue, ornate crowned vignette of Britannia at left, value at right, reverse green, St. George and the Dragon at left and right,, (EPM B212s, Pick 363as), red SPECIMEN overprint, in PMG holder 45 EPQ Choice Extremely Fine and rare.
Estimate: £1,000.00 - £1,400.00