Watch List notes:

(x) Northern Bank Limited, a £10 1968, prefix N-I/OO, black and white, with plough and loom at top centre, value at centre
in red, values at left and right, reverse, blue, bank initials and value, with SPECIMEN overprint in red,, (PMI NR81s, Pick 181s), all in PMG holders 65 EPQ gem uncirculated and scarce).

Estimate: £400 - £450