Royal Bank of Scotland plc, £100, 25 March 1987, serial number A/1 000019, purple on multicolour underprint, portrait Lord Ilay at right, bank title top centre, bank arms low centre, value low left and top right and at centre, Maiden signature, reverse, Balmoral Castle(Banknote Yearbook SC882a), uncirculated and a nice low serial number.
Estimate: £250.00 - £350.00