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.

CA023.10

Country / Post Canada
Date of Issue 12 January 2010
Primary theme Olympic Games (Winter Olympics)
Subject Vancouver 2010 Olympic Winter Games
Width 45.25 mm
Height 23.25 mm
Denomination 0.57 CAD
Number in set 4 (show set)
Layout/Format self adhesive booklet of 10
Perforations 12 by 12
Stamp issuing authority Canada Post
Printer Lowe-Martin
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