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 Hong Kong (PRC) in 2012

Show issuing programme...
  1. Hk056.12-80
    Wns Number
    HK056.12
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    December 08, 2012
    Subject
    The 150th Anniversary of Stamp Issuance in Hong Kong
  2. Hk057.12-80
    Wns Number
    HK057.12
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    December 08, 2012
    Subject
    The 150th Anniversary of Stamp Issuance in Hong Kong

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