The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.


Country / Post Great Britain
Date of Issue 5 August 2005
Primary theme Olympic Games (Summer Olympics)
Subject London 2012 - Host City
Width 41.0 mm
Height 30.0 mm
Denomination 1st class
Number in set 6 (show set)
Layout/Format miniature sheet of 6 of 6 designs
Perforations 14.5 by 14
Stamp issuing authority Royal Mail of Great Britain
Printer Walsall Security Printers