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.

LU004.11

Country / Post Luxembourg
Date of Issue 15 March 2011
Primary theme Post & Philately
Subject Commemoratives 2011 - 75th Anniversary of Stamp Day
Width 27.66 mm
Height 40.2 mm
Denomination 0.60 €
Number in set 3 (show set)
Layout/Format sheet of 10
Perforations 11.5 by 11.5
Stamp issuing authority P&T Luxembourg
Printer bpost Stamps Factory Malines
Connect to the web shop of the issuing stamp authority