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 Slovenia
Date of Issue 9 November 2018
Primary theme Post & Philately (Stamps on stamps)
Subject Centenary of the First Slovene Postage Stamps
Width 42.6 mm
Height 29.82 mm
Denomination 0.43 €
Number in set 1
Layout/Format sheet of 25
Perforations 14 by 14
Stamp issuing authority Post of Slovenia
Printer Agencija za komercijalnu djelatnost doo Zagreb Croatia
Connect to the web shop of the issuing stamp authority