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 Poland
Date of Issue 25 March 2002
Primary theme Fauna (Cats)
Subject Mammals and their kittens - cats
Width 50.5 mm
Height 31.0 mm
Denomination 1.10 PLN
Number in set 4 (show set)
Layout/Format sheet of 20 of 4 designs
Perforations 12.8 by 12.6 (one elliptical)
Stamp issuing authority Polish Post
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