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.

BA007.16

Country / Post Bosnia and Herzegovina - BH Post
Date of Issue 25 May 2016
Primary theme Fauna (Butterflies)
Subject Fauna - Butterflies - Colnanympha tullia
Width 35.0 mm
Height 25.0 mm
Denomination 2.50 BAM
Number in set 2 (show set)
Layout/Format miniature sheet of 2 of 2 designs
Perforations
Stamp issuing authority Entreprise Publique La Poste de BH
Printer CPU B&H
Connect to the web shop of the issuing stamp authority