Watch List notes:

Bank of England Kentfield Special prefix YR19 issues 1999 (2) both UNC in the original plastic holders comprising a 20 Pounds Michael Faraday B375 serial number YR19 991383 from C140 set along with a 50 Pounds John Houblon B377 Silver Foil Tudor Rose serial number YR19 990416 from C141 set.

Estimate: 100-150 GBP