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 BO017.09

  1. Bo016.09-80
    Wns Number
    BO016.09
    Country / Post
    Bolivia
    Date of Issue
    November 14, 2009
    Subject
    16th Bolivian Sports Games
  2. Bo017.09-80
    Wns Number
    BO017.09
    Country / Post
    Bolivia
    Date of Issue
    November 14, 2009
    Subject
    16th Bolivian Sports Games