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.

NP003.03

Country / Post Nepal
Date of Issue 29 May 2003
Primary theme Explorers & Navigation
Subject Golden Jubilee of the first ascent of Mt. Everest, 2003
Width 38.0 mm
Height 29.0 mm
Denomination 25.00 NPR
Number in set 1
Layout/Format sheet of 16
Perforations 13.4 by 14
Stamp issuing authority His Majesty's Government of Nepal Postal Services Department
Printer Austrian Government Printing Office