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.

All registered stamps issued by Gabon in 2011

The 2011 issuing programme is not available.
  1. Ga001.11-80
    Wns Number
    GA001.11
    Country / Post
    Gabon
    Date of Issue
    November 25, 2011
    Subject
    International Widows Day
  2. Ga002.11-80
    Wns Number
    GA002.11
    Country / Post
    Gabon
    Date of Issue
    November 25, 2011
    Subject
    International Widows Day
  3. Ga003.11-80
    Wns Number
    GA003.11
    Country / Post
    Gabon
    Date of Issue
    November 25, 2011
    Subject
    International Widows Day