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.

NO007.11

Country / Post Norway
Date of Issue 15 April 2011
Primary theme Explorers & Navigation
Science & Technology (Famous scientists)
Nobel Prize winners
Subject 150th Anniversary of Fridtjof Nansen
Width 40.0 mm
Height 30.0 mm
Denomination 12.00 NOK
Number in set 1
Layout/Format sheet of 50
Perforations 14 by 14
Stamp issuing authority Norway Post
Printer Joh Enschedé Security Printers