Great Britain
Barcoded Booklet Pane
Source Code P (MPIL) from CY2 Harry Potter Prestige Booklet
Date Code 23 (M23L)

Unmounted Mint

UK GB  Stamps
Queen Elizabeth II
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