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 LI012.03

  1. Li010.03-80
    Wns Number
    LI010.03
    Country / Post
    Liechtenstein
    Date of Issue
    June 02, 2003
    Subject
    Viticulture in Summer - Looping
  2. Li011.03-80
    Wns Number
    LI011.03
    Country / Post
    Liechtenstein
    Date of Issue
    June 02, 2003
    Subject
    Viticulture in Summer - Leaf work
  3. Li012.03-80
    Wns Number
    LI012.03
    Country / Post
    Liechtenstein
    Date of Issue
    June 02, 2003
    Subject
    Viticulture in Summer - Removing High Growth