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.

EG010.13

Country / Post Egypt
Date of Issue 5 June 2013
Primary theme Environment & Conservation
Subject World Environment Day
Width 30.0 mm
Height 50.0 mm
Denomination 3.00 EGP
Number in set 1
Layout/Format sheet
Perforations 13 by 13
Stamp issuing authority National Postal Organization of Egypt
Printer