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.

NP022.11

Country / Post Nepal
Date of Issue 30 December 2011
Primary theme Geography & Meteorology (Seas, lakes & rivers)
Subject Panch Pokhari - Sindhupalchok
Width 42.0 mm
Height 31.0 mm
Denomination 10 NPR
Number in set 17 (show set)
Layout/Format sheet
Perforations 13 by 13
Stamp issuing authority His Majesty's Government of Nepal Postal Services Department
Printer