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.

SI036.18

Country / Post Slovenia
Date of Issue 28 September 2018
Primary theme Fauna (Mammals)
Subject Endangered Mammals - Weasel (Mustela nivalis)
Width 23.76 mm
Height 30.8 mm
Denomination 1.00 €
Number in set 5 (show set)
Layout/Format self adhesive sheet of 50
Perforations 12 by 12
Stamp issuing authority Post of Slovenia
Printer Zrinski dd Cakovec Croatia
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