Watch List notes:

Isle of Man, Martins Bank Limited, £1 (2), 1 February 1957, serial number 225098, 225173, black-grey with arms at left and Tower of Refuge at right, values to corners and reverse arms at centre, Albert Tower at right and Castle Rushen at left,, (IMPM M327a/b, Q364a/b), 225098 a good extremely fine with pink ink handstamp 'CANCELLED' at centre, 225173 uncirculated (2).

Estimate: £350 - £450