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 Estonia
Date of Issue 22 February 2007
Primary theme Architecture (Classical)
Subject My Stamp
Width 53.5 mm
Height 33.5 mm
Denomination 5.50 EEK
Number in set 1
Layout/Format self adhesive sheet of 18
Perforations 13 by 13
Stamp issuing authority Estonian Post
Printer Österreichische Staatsdruckerei
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