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.

SI001.09

Country / Post Slovenia
Date of Issue 30 January 2009
Primary theme Mankind (Clothes & costumes)
Subject National Costumes - Bela Krajina
Width 37.3 mm
Height 53.0 mm
Denomination 0.23 €
Number in set 1
Layout/Format sheet of 16
Perforations 11.75 by 11.25
Stamp issuing authority Post of Slovenia
Printer Postovni tiskarna cenin Praha a s
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