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 Niger
Date of Issue 4 June 2010
Primary theme Flora (Trees)
Subject Baobab Tree of the Sahel
Width 41.0 mm
Height 27.5 mm
Denomination 500 XOF
Number in set 1
Layout/Format sheet
Perforations 13 by 13
Stamp issuing authority ONPE NIAMEY