King George VI
1940 Centenary of the Penny Black
Cylinder Block of 6
SG483 2½d Blue
Specialised: QCom6
Cylinder 2 dot Perf E/I
Control G40
Has listed variety retouched neck (Row20/2) QCom 6a
Unmounted Mint (Tone pot not effecting variety)
Actual Scan

Catalogue numbers are taken from the Stanley Gibbons "Great Britain Concise" and "Specialised Four Kings" Catalogues and are used with the kind permission of Stanley Gibbons Ltd