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.

LK008.13

Country / Post Sri Lanka
Date of Issue 18 May 2013
Primary theme Religions & beliefs (Buddhism)
Subject Vesak
Width 41.0 mm
Height 30.0 mm
Denomination 5.00 LKR
Number in set 4 (show set)
Layout/Format sheet of 16, miniature sheet of 4 of 4 designs
Perforations 14 by 13.75
Stamp issuing authority Department of Posts
Printer Department of Government Printing, Sri Lanka