British and Irish Banknotes

Clydesdale Bank Limited, specimen £10 (2), 20 April 1964 and 1 December 1967, serial numbers C/A 000000 and C/C 000000, Fairbairn signature, red SPECIMEN overprints and De La Rue ovals, each with single cancellation hole, first uncirculated, second very fine, scarce, both possible dates for type (2 notes)
PMS CL 32s, Pick 199s £240-£300