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.

CA018.18

Country / Post Canada
Date of Issue 15 January 2018
Primary theme Meteorology (Natural events)
Geography & Meteorology (Seas, lakes & rivers)
Subject From Far and Wide - Arctic Bay (Nunavut)
Width 24.0 mm
Height 20.0 mm
Denomination 2.50 CAD
Number in set 23 (show set)
Layout/Format self adhesive coil of 50
Perforations 8 by imperforate
Stamp issuing authority Canada Post
Printer Lowe-Martin
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