Great Britain
1948 Royal Silver Wedding
Specialised QCom10a
Spot On Shoulder Flaw in a positional block of 4
The top left hand stamp has the flaw
From Cylinder 5 No Dot R15/1

Unmounted Mint

UK GB British Stamps
King George VI
Pre-Decimal Commemorative Stamp Sets
Catalogue Numbers used are taken from the Great Britain Concise Stamp Catalogue
and are used with the kind permission of Stanley Gibbons Limited