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.

NG005.12

Country / Post Nigeria
Date of Issue 24 November 2012
Primary theme Fauna (Birds - General)
Agriculture & Food (Crops & Farming)
Subject 50th Anniversary of ABU - Ahmadu Bello University - Shika Brown Layers
Width 40.0 mm
Height 25.0 mm
Denomination 100 NGN
Number in set 4 (show set)
Layout/Format sheet of 50
Perforations 13 by 13
Stamp issuing authority Nigerian Postal Service
Printer Joh Enschedé Security Printers