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.

EE017.12

Country / Post Estonia
Date of Issue 13 July 2012
Primary theme Olympic Games (Summer Olympics)
Subject Centenary of the First Olympic Medal won by an Estonian - Martin Klein
Width 40.0 mm
Height 22.4 mm
Denomination 1.00 €
Number in set 1
Layout/Format sheet of 10
Perforations 14 by 14.75
Stamp issuing authority Estonian Post
Printer AS VABA MAA Tallinn
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