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.

Stamps issued with CA031.18

  1. Ca028.18-80
    Wns Number
    CA028.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Nancy Greene
  2. Ca029.18-80
    Wns Number
    CA029.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Sharon Firth and Shirley Firth
  3. Ca030.18-80
    Wns Number
    CA030.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Danielle Goyette
  4. Ca031.18-80
    Wns Number
    CA031.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Clara Hughes
  5. Ca032.18-80
    Wns Number
    CA032.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Sonja Gaudet
  6. Ca033.18-80
    Wns Number
    CA033.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Nancy Greene
  7. Ca034.18-80
    Wns Number
    CA034.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Sharon Firth and Shirley Firth
  8. Ca035.18-80
    Wns Number
    CA035.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Danielle Goyette
  9. Ca036.18-80
    Wns Number
    CA036.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Clara Hughes
  10. Ca037.18-80
    Wns Number
    CA037.18
    Country / Post
    Canada
    Date of Issue
    January 24, 2018
    Subject
    Women in Winter Sports - Sonja Gaudet