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 BO005.12

  1. Bo004.12-80
    Wns Number
    BO004.12
    Country / Post
    Bolivia
    Date of Issue
    May 05, 2012
    Subject
    Work and Crafts - Harvester
  2. Bo005.12-80
    Wns Number
    BO005.12
    Country / Post
    Bolivia
    Date of Issue
    May 05, 2012
    Subject
    Work and Crafts - Manufacturer
  3. Bo006.12-80
    Wns Number
    BO006.12
    Country / Post
    Bolivia
    Date of Issue
    May 05, 2012
    Subject
    Work and Crafts - Miners
  4. Bo007.12-80
    Wns Number
    BO007.12
    Country / Post
    Bolivia
    Date of Issue
    May 05, 2012
    Subject
    Work and Crafts - Oilman