Northern Bank Limited, £1, 1940, £5, 1943, £10, 1943, Northern Bank Limited £1, 1978, £10, 1990, and a Belfast Banking Company £1 of 1939(Banknote Yearbook NI 601e, 613c, 623e, 602c, 625a, 301b), uncirculated and a good group (7).
Estimate: £250 - £350