Watch List notes:

Martins Bank, Isle of Man, £1, 1 February 1957, serial number 225491, grey and black, the Tower of Refuge at right, arms at left, Conacher signature,(Quarmby 364, Banknote Yearbook IM13f), original paper, faint blue line at right margin, about uncirculated thus rare.

Estimate: £200 - £300