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.

MA011.12

Country / Post Morocco
Date of Issue 17 August 2012
Primary theme Olympic Games (Summer Olympics)
Subject Olympic Games London 2012
Width 40.0 mm
Height 30.0 mm
Denomination 8.40 MAD
Number in set 1
Layout/Format sheet fo 25
Perforations 13 by 13
Stamp issuing authority Barid Al-Maghrib
Printer philaposte France
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