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.

EE010.11

Country / Post Estonia
Date of Issue 24 March 2011
Primary theme Flora (Flowers - General)
Subject Peony
Width 40.88 mm
Height 41.3 mm
Denomination 0.58 €
Number in set 1
Layout/Format sheet of 4
Perforations 12.75 by 13
Stamp issuing authority Estonian Post
Printer AS VABA MAA Tallinn
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