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 BO041.06

  1. Bo041.06-80
    Wns Number
    BO041.06
    Country / Post
    Bolivia
    Date of Issue
    December 04, 2006
    Subject
    Deserts and Desertification
  2. Bo042.06-80
    Wns Number
    BO042.06
    Country / Post
    Bolivia
    Date of Issue
    December 04, 2006
    Subject
    Deserts and Desertification
  3. Bo043.06-80
    Wns Number
    BO043.06
    Country / Post
    Bolivia
    Date of Issue
    December 04, 2006
    Subject
    Deserts and Desertification
  4. Bo044.06-80
    Wns Number
    BO044.06
    Country / Post
    Bolivia
    Date of Issue
    December 04, 2006
    Subject
    Deserts and Desertification