Watch List notes:

(x) Northern Bank Limited, a £50 1968, prefix N-I/B, black and white, with plough and loom at top centre, value at centre in blue, values at left and right, reverse, blue, bank initials and value, with SPECIMEN overprint in red,, (PMI NR83-84s, Pick 185s), all in PMG holders 66 EPQ superb gem unc and scarce.

Estimate: £500 - £600