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.

LK010.08

Country / Post Sri Lanka
Date of Issue 30 April 2008
Primary theme History (Archeology)
Subject Proto Historic Era and Early Anuradhapura Era
Width 30.0 mm
Height 30.0 mm
Denomination 15.00 LKR
Number in set 6 (show set)
Layout/Format sheet of 12
Perforations 12 by 12
Stamp issuing authority Department of Posts
Printer Department of Government Printing, Sri Lanka