Watch List notes:

British Banknotes

Isle of Man Bank Limited, £1 (3), 7 January 1948, P/3 0688, Ronan-Quirk signatures, 1 December 1953, Y/3 1100, 29 November 1954, A/4 7864, Ronan-Kelly signatures, about very good to about fine (3 notes)
IOMPM M280, Pick 6b £120-£160