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.

LK001.15

Country / Post Sri Lanka
Date of Issue 13 January 2015
Primary theme Religions & beliefs (Popes)
Subject Visit of His Holiness Pope Francis to Sri Lanka
Width 41.0 mm
Height 30.0 mm
Denomination 10.00 LKR
Number in set 2 (show set)
Layout/Format sheet of 20, miniature sheet of 2 of 2 designs
Perforations 13.5 by 14
Stamp issuing authority Department of Posts
Printer Department of Government Printing, Sri Lanka