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 Azerbaijan
Date of Issue 1 January 2006
Primary theme Fauna (Fish)
Subject Definitive - Surcharge - Acipenser stellatus
Width 44.0 mm
Height 33.0 mm
Denomination 0.20 AZN
Number in set 1
Layout/Format sheet of 40
Perforations 12.75 by 12.75
Stamp issuing authority Azermarka
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