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 2010

Show issuing programme...
  1. Hk041.10-80
    Wns Number
    HK041.10
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    December 29, 2010
    Subject
    Lighthouses of Hong Kong
  2. Hk042.10-80
    Wns Number
    HK042.10
    Country / Post
    Hong Kong (PRC)
    Date of Issue
    December 29, 2010
    Subject
    Lighthouses of Hong Kong

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