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 20 August 2011
Primary theme Politics & Government (Independence)
Subject 20th Anniversary of Restoration of Independence
Width 29.1 mm
Height 40.8 mm
Denomination 0.35 €
Number in set 1
Layout/Format sheet of 20
Perforations 13.75 by 14
Stamp issuing authority Estonian Post
Printer AS VABA MAA Tallinn
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