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.

CA038.18

Country / Post Canada
Date of Issue 1 February 2018
Primary theme Theatre & Cinema (Actors)
Politics & Government (Politicians)
Subject Black History - Kathleen (Kay) Livingstone
Width 32.0 mm
Height 40.0 mm
Denomination Permanent
Number in set 2 (show set)
Layout/Format self adhesive booklet of 10
Perforations 14 by 14
Stamp issuing authority Canada Post
Printer Lowe-Martin
Connect to the web shop of the issuing stamp authority