used  12c. on 16c. Die I, variety surcharge double, crisply cancelled "B64"; some minor faults. Extremely rare, only two other examples are recorded, one of which is unused and is in the collection of Her Majesty The Queen. B.P.A. Certificate (1963). S.G. 16b, £4500. Photo
VAT rate of 5% is payable on hammer price plus bu… Read more
used 12c. on 16c. Die I, variety surcharge double, crisply cancelled "B64"; some minor faults. Extremely rare, only two other examples are recorded, one of which is unused and is in the collection of Her Majesty The Queen. B.P.A. Certificate (1963). S.G. 16b, £4500. Photo

Details
used 12c. on 16c. Die I, variety surcharge double, crisply cancelled "B64"; some minor faults. Extremely rare, only two other examples are recorded, one of which is unused and is in the collection of Her Majesty The Queen. B.P.A. Certificate (1963). S.G. 16b, £4500. Photo
Provenance
M. Burnett, 1978
Fritz Muller, 1988
Special notice
VAT rate of 5% is payable on hammer price plus buyer's premium.