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.

EE003.04

Country / Post Estonia
Date of Issue 3 February 2004
Primary theme Fauna
Subject Estonian Fauna - The Wolf
Width 40.0 mm
Height 41.0 mm
Denomination 4.40 EEK
Number in set 1
Layout/Format sheet of 20
Perforations 13 by 13
Stamp issuing authority Estonian Post
Printer AS VABA MAA Tallinn
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