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.

XI006.07

Country / Post Montenegro
Date of Issue 20 April 2007
Primary theme Scouting
Subject 100 Years of Scouting
Width 42.0 mm
Height 27.5 mm
Denomination 0.90 €
Number in set 4 (show set)
Layout/Format miniature sheet of 2 of 2 designs
Perforations 14 by 14
Stamp issuing authority Montenegro Post
Printer Magyar SZO DOO Novi Sad Serbia