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 BE003.04

  1. Be003.04-80
    Wns Number
    BE003.04
    Country / Post
    Belgium
    Date of Issue
    January 19, 2004
    Subject
    Art - Fernand Khnopff (1858-1921)
  2. Be004.04-80
    Wns Number
    BE004.04
    Country / Post
    Belgium
    Date of Issue
    January 19, 2004
    Subject
    Art - Fernand Khnopff (1858-1921)
  3. Be005.04-80
    Wns Number
    BE005.04
    Country / Post
    Belgium
    Date of Issue
    January 19, 2004
    Subject
    Art - Fernand Khnopff (1858-1921)
  4. Be006.04-80
    Wns Number
    BE006.04
    Country / Post
    Belgium
    Date of Issue
    January 19, 2004
    Subject
    Art - Fernand Khnopff (1858-1921)